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1987-230
2114L AN ORDINANCE ACCEPTING THE BID FOR THE CONSTRUCTION OF A TURBINE WITH AUXILIARY EQUIPMENT FOR THE LAKE LEWISVILLE HYDROELECTRIC PROJECT, AWARDING A CONTRACT TO DOMINION BRIDGE-SULZER, INC , AUTHORIZING THE EXPENDITURE OF FUNDS THEREFOR, AND PROVIDING AN EFFECTIVE DATE WHEREAS, the City Manager has advertised for bids for the construction of a turbine with auxiliary equipment for the Lake Lewisville Hydroelectric Project, and WHEREAS, the City Manager having recommended to the City Council that the lowest and best bid is that of Dominion Bridge -Sulzer, Inc , NOW, THEREFORE, THE COUNCIL OF THE CITY OF DENTON HEREBY ORDAINS SECTION I That the bid of Dominion Bridge -Sulzer, Inc is hereby, in all things, accepted SECTION II That the Mayor is hereby authorized to execute the contract with Dominion Bridge -Sulzer, Inc , a copy of which is attached hereto and incorporated herein PASSED AND APPROVED this the &_ day ofJg:2eAZ16& 1987 RAY ST NS, MAYOR ATTEST JE IFI1R WALTERS, CITY SECRETARY APPROVED AS TO LEGAL FORM DEBRA ADAMI DRAYOVITCH, CITY ATTORNEY �I' !'LH� W December 14, 1987 City of Denton, Texas Lewisville Hydroelectric Project Turbine Generator Dominion Bridge -Sulzer, Inc 555 Notre Dame Street Lachine, Quebec, Canada H852B1 Attention Mr Thomas P Taylor Gentlemen Mailed by Certified Mail B&V Project 10 566 B&V File 62 0200 00 14 0400 Denton Bid #97 35 Enclosed please find an executed copy of the above -referenced contract document which was approved by the Denton City Council on December 8, 1987 Also enclosed are five copies of page (GC-17/18) which are to be initialed by you where the changes are indicated Please initial (both aides) three copies of this page, retaining one copy, sending one to Black and Veatch and returning three copies to us for our records We are looking forward to working with you on this project Best regards, R E Bel s n, Executive Director Department of Utilities gcr cc Black & Veatch- copy of Letter plus one original executed contract Denton City Secretary- copy of letter plus one original executed contract Administration files- copy of letter plus one original executed contract Legal Department- copy of letter plus copy of revised page Enclosure Specifications & Documents City of Denton, Lewisville Hydroelectric Project, Turbine Generator, Bid #9735, Specification 10566 62 0200, Contract #10566 62 0200 5193U 3 VirAr DOMINION 9RID1'd-SUIUM INC. C P/P 0 Box 555 Lachine Oudbec Canada H85 4E7 T616phone (514) 634 3551 Telecopier(614) 636-8588 January 6, 1988 City of Denton Department of Utilities Denton, Texas 76201 USA Attention Mr R E Nelson SUBJECT LEWISVILLE HYDROELECTRIC PROJECT DB-S CONTRACT 720-110 DENTON BID #97 35 B&V PROJECT 10 566 Gentlemen, We acknowledge receipt, with thanks, of the executed contract documents for the referenced project We enclose three initialed copies of page (GC-17/18) and are sending one copy to Black b Veatch with a copy of this letter We are pleased to advise you that Mr M (Mike) Larivigre has been appointed Contract Administrator for this project Please direct all communications to DB-S to his attention Mr H (Herb) Overbury has been appointed Project Engineer Please feel free to contact him directly on matters of a technical nature We thank you again for your valued order and look forward to a successful project Yours sincerely, T P Taylor, Erg Manager - Sales Energy Division TPT/rel cc Black 8 Veatch 1500 Meadow Lake Parkway Kansas City Missouri 64114 Attn Mr bavid Guyot SPECIFICATIONS AND DOCUMENTS CITY OF DENTON, TEXAS LEWISVILLE HYDROELECTRIC PROJECT TURBINE GENERATOR BID NUMBER 9735 SPECIFICATION 10566 62 0200 CONTRACT 10566 62 0200 CONTRACT ISSUE DOMINION BRIDGE SULZER, INC 665 Notre Dame Street Lachine, Quebec, Canada 118S 2117 BLACK & VEATCH Engineers -Architects Kansas City, Missouri 1987 {x' of d'_1, I f SV l7Y t 1 1 [{ q t It f �It �tIY I y 1 li y.tf �I t k it -A'( ik JJ' ' lid #q I f F31 ki j I t4 ## P' ° _ _ r f CITYi101 DENTON�' TEXAS , � 1 ;GEi SVILLErH{DR�OELECTRIC PROJECT 6 3 I R r f! c' ` kki f t+ Iklll ki � i i it tb! #IBC FICATI�ONSx AND DOCUMENTS r,J a{ y ! a e s to rd G t r I r >( J I t fi� r ,� k FOR , 1 r Ir €r f ilk i A #`� <'' 1 i TURB M GENERATOR ; F I' ITICATION' ,10566'.62 0200 6. 200 It ' o 1t056 }}i �V f�j o- i��4 1+; if f �I fikNtlkNy "CONTRAC 62{.0 1 rffft 1� �I f J ielE€€ ,S4if}i it f �I, P TABLE OFF CQNTENTS 1 1 '{,lid r1F 1( T �i t 6- x F' kr 1 I a� f q k I F ti e PB eI thru page ! 1'gy; I I €. t rY 1;�( n I,{ 11 ES if 11 '8ss , 14 s Jl i t £ (1 6t 1 f, t'1 { 1f CO TU y'�aRMs { ,dr u 4�I i'TI t IaI� r- sy e ent 1, — ' CentxaYt` eel eAt , e CA-1 CA 2 IE j r 'pPerfe man �� Bpnd Ilya a PB-1 PB-2 'I € a Pa J out it I PYB-1 PYB-2 ' rs ft a off€j(`i�g � atrget I sx z t 1 BC-1 , t Ei I f �ii II 7 !�b I n { II „ � IONTI A, GUILAI TON 3 ,( (� s µGoner 11lc editions( r - GC-L GC -IS €'+ 4 III PECIFIQATIONBk#`' kn �� I gPAAT ', l GENE 1�REL UIRE ENTS ra� , 4 i l l r tflq� 1 £ k3 f 1pp; 1 s J3}! 14 1 i t #`kr R 1rr tf action €a q# 61 i 6 dtr ���,Scoplof the Wprki{ ' i E 1A-11 t , K1B r Gene Equipment#Specifications 1B-1 IB-91 m t. IC-1 1C-9' ering Data+ J Ira'#rl� rl'D= E]lerc J liedmotor sr�t It 1D-1 1D-2 ' f i `8'bs ti"i t'I # a r tr 1 i I)11D1' '�k460 Voltfintegral Horsepower a ]ai 1D1-1 1D1-8 4b �1 ' 6 II e� SI fF 11 kM(1t�red 9 J P � I �, I 1 ��I� �el�bi j� �i, �� „ ' eo,1� i' t•,� r i ARIf # TECHN fGAL FIREQUII;RMENTB' it y I mil it E�Jj 1� ffi ` i�'eCt7Ion,' ', Ii' J{o;t Il f ��'i rIDesigp and' Perios�uance yy 2A-1 12A-18J EI�Y rNrt Tr f 6 � P 4 1 = 2B-1 2B-10` 2B , m urb e # y t da iIF 4a Eklyf{i err}' ;�q# r l kt r F a�y�+ el f PrE itrk t 4 "Jill q URB 'A I I t i I iJf,11� f i 'it q �[ F�rTON 1056bLTINE'GEN162.02001 Is 1 �`t i1' im i�11198ME e�I It 1 J ii9n � T'C—I 1 1 i# I n I J $ R', Flri `i1 411 lip s E a t t'9y�J� , i t i t P#{i , t " f a ' 112C# `; Governor t `, t I, �A _ Speed'�Iaareaser , �x 7B= Gener'ator�j,,andl'g� citation System F4 - Neutral 4G�rounding, Equipment G{ #- Meta]��Clad`tSwiitchgear } R `Control System [ Yt At „ARRANGEMENT DRAWINGS pocket) #(in 4rear DjgXt'A �t " 'Aydvgr }i4' ' n ' tV1 { „bl 'Instrations �1�eement to, FBidders 'Ipropos f:l t d. 'li'ropo E 1� Data 't � li t iF Ft 7 ` 1 9 " , 1 it a t 1 e� I w1 , { � r#p I h y e5 4 Itl; v Y I L Yt� 1 f k 1l 1" i 1 4t, C+DEN rf TON' 11056"6 TURBINE GEN 62 02001 1 # 111987 1 !q ySSSSSS {te a1 [ I i t f 2C-1 Deleted, 2E-1 2F-1 2G-1 2H-1 2 sheets A-1 B-1 C-1 D-1 2C-3 r Contract 2E-16 2F-2 2G-18 2H-11 A-2 B-7 C-8 D-30 CONTRACT AGREEMENT THIS CONTRACT AGREEMENT, made and entered into this 1st day of December, 1987, by and between the City of Denton, Texas, Party of the First Part and hereinafter called the "Owner," and DOMINION BRIDGE-SULZER, INC , a Canada corporation with its principal office in Lachine, Quebec Canada, Party of the Second Part and hereinafter called the "Contractor," WITNESSETH THAT WHEREAS, the Owner has caused to be prepared, in accordance with the law, specifications, plans and other contract documents for the work as herein specified, and WHEREAS, the said Contractor has submitted to the Owner a Proposal in ac- cordance with the terms of this Contract Agreement, and WHEREAS, the Owner, in the manner prescribed by law, has determined and declared the aforesaid Contractor to be the lowest and best bidder for the said work and has duly awarded to the said Contractor a contract therefor, for the sum or sums named in the Contractor's Proposal, a copy thereof being attached to and made a part of this Contract Agreement, NOW, THEREFORE, in consideration of the compensation to be paid to the Contractor and of the mutual agreements herein contained, the parties to these presents have agreed and hereby agree, the Owner for itself and its successors, and the Contractor for itself, himself, or themselves, or its, his or their successors and assigns, or its, his or their executors and administrators, as follows ARTICLE I That the Contractor shall furnish fob the Owner's Lewisville Hydroelectric Project site the turbine generator and services complete as specified and required in accordance with the provisions of the contract documents, which are attached and made a part hereof, and shall execute and complete all work included in and covered by the Owner's official award of this Contract Agreement to the said Contractor ARTICLE II That the Owner shall pay to the Contractor for the work and materials embraced in this Contract Agreement, and the Contractor will accept as full compensation therefor, the sum (subject to adjustments as provided by the contract) of ONE MILLION THREE HUNDRED FIFTY-EIGHT THOU- SAND NINE HUNDRED SEVENTY AND NO/100 U S DOLLARS (U S $1,358,970 00) for all work covered by and included in the contract award, designated in the foregoing Article I, payment to be made in cash or its equivalent in the manner provided in the specifications attached hereto 1DENTON 10566 TURBINE GEN 62 02001 1 111987 CA-1 ARTICLE III That time of completion is a basic consideration of the Contract Agreement, and that the Contractor shall proceed with the spec- ified work and shall conform to the specified schedule IN WITNESS WHEREOF, the parties hereto have executed this Contract Agree- ment as of the day and year first above written CITY OF DENTON, TEXAS By Att DOMINION BRIDGE-suLLax, ino IW By Q JJ_A tn/b (SEAL) (SEAL) W R Strub, Executive Vice -President & General Manager Attest r r • • * +t rt • * � • r • * � The foregoing Contract A ,greement i or ng to aw an is hereby approvedd }- aGa 61_0 Attorney C Owner [DENTON 10566 TURBINE GEN 62 02001 [ 111987 CA-2 STA=j.QRY PERFOILMANC= BOND PLRSLANT TO TEXAS RE7is.D CIVIL STATUTES, A.1'i , ART 3160 No 8113-22-81 (KC GREGOR ACT - PUBLIC WORKS) (Peralty or this Bard must be 1007 of Contract Auard) KNOt, ALL MEN BY THESE PRESMTS That, DOMINION BRIDGE-SULZER INC /ENERGY DIVISION (hereinafter called the Principal), as Principal, and FEDERAL INSURANCE COMPANY a corperation organized and eeisting under the laws of the state of NEW JERSEY , with its principal office in the City of WARREN, NEW JERSEY , (herein- after called the Surety), as Surety, are held and firmly bound unto CITY OF DE.NTON, TEXAS ACTING THROUGH ITS PUBLIC UTILITIES BOARD AND CITY COUNCIL (hereinafter called the Obligee), in the amount of ONE MILLION THREE HUNDREC FIFTY-EIGHT THOUSAND NINE HUNDRED SEVENTYU S. DOLLARS (U S 9I>358,970 00), for the payment wharaor, the said Principal and Surety bind themselves, and their hairs, administrators,. axeeutcrs, auccassars and assigns, jointly and severally, firmly by these presents WHEREAS, the Principal has entered into a certain written can - tract tract with the Obliges, dated the � - day of �L 1967, to LEWISVILLE HYDROELECTRIC PROJECT SUPPLY ONLY OF TURBINE WITH AUXILIARY EQUIPMENT which contract is hereby referred to and made a pars heraor as fully and to the same extant as if copied at length herein NOW, THEREFORE, THE CONDITION OF THE OBLIGATION IS SUCH, that if the said Principal shall faithfully perform the work in accordance with the plans, specifications and contract documents, than this obliga- tion shall be void, otherwise to remain in full force and affect. PROVIDED, HOWEVER, that this band is executed pursuant to the provisions of Article 5160 of the Revised Civil Statutes of Texas as `DENTON 10566 TMUTNE GEN 62 0200] 022786 l PB-1 amended, and all liabilities an this bane snall be dacarmiaad in accord- ance with the provisions of said Article cc the same antanc as if it were copied at length hares IN WI7TESS WFLREOF, the said Principal and Surety have signed and sealed this instrumant this 24th day of NOVEMBER , 1687 WITNESS (SZ.AL ) (If Inaiviaual or Firm) BY (SFAL) (SEAL` A=ST (� ]�� I'(1f Corpora an) W R Strub-,-Executive Vice -President F General Dominion Bridge -Sulzer Inc (SEAL) Manager Principal FEDERAL INSURANCE COMPANY Surety BY a Ji 0, i SEAL) YVON PELL - RNEY-IN-FACT Countersi ned By i B R Go denough -\Resaant Agent FRED S JAMES & CO OF TEXAS, INC WThis bond is void if the contract date above is later than December 15, 1987 [DENTON 10566 TURBINE CEN 62 02001 [ 030885 ] PB-2 STATUTORY P9LY%1ENT BOND PURSUeLN'T IO TEXAS REVISED CIVIL STATUTES, L"C , ART 5160 NO 8113-22-81 (MC GREGOR ACT - PUBLIC WORKS) (Penalty or this Bona must be 1007 or Contract Awara) KNOW ALL MEW BY THESE PRESENTS That, DOMINION BRIDGE-SULZER INC /ENERGY DIVISION (hereinafter called the Principal), as Principal, and FEDERAL INSURANCE COMPANY , a corporation organized and existing under the laws of the State of NEW JERSEY , with its principal office in the City of WARREN, NEW JERSEY , (hereinafter called the Suretv), as Surety, are held and firmly bound unto CITY OF DENTON, TEXAS ACTING. THROUGH ITS PUBLIC UTILITIES BOARD AND CITY COUNCIL (hereinafter called the Obligee), in the amount of ONE MILLION THREE HUNDRED FIFTY-EIGHT THOUSAND NINE HUNDRED SEVENTYU S DOLLARS (U.S $ 1,358,970 00 ), for the payment whereof, the said Principal and Surety bind themeelvas, and their heirs, admini- strators, executors, successors and assigns, jointly and severally, firmly by these presents WHEREAS, the Principal has entered into a contract with the Obligee, dated the -6d— day of , 1981, to LEWISVILLE HYDROELECTRIC PROJECT SUPPLY ONLY OF TURBINE WITH AUXILIARY EOJIPMENT which contract is hereby referred to and mada a part hereof as fully and to the same extent as if copied at length herein NOW, THEREFORE, THE CONDITION OF THE OBLIGATION IS SUCH, that if the said Principal shall pay all claimants supplying labor and mate- rial to him or a subcontractor in the prosecution of the work provided for in said contract, then, this obligation shall be void, otherwise to remain in full force and effect (DENTON 10566 TURBINE GEN 62 02001 022786 1 PYB-1 p%LovIDED, 1JOThV7ER, that this bond is executed pursuant to the provisions of Article 5160 of the Revised Civil Statutes of Texas as amendea, and all liabilities on this bond shall be determined in ac- cordance with the provisions of said Article to the same extent as if it were copied at length herein IN WITNESS WHnEOF, the saia Principal and Surat} have signed and sealed this instrument this 74h day of NDVFMRFR L9U WINES S (If Indiviaual Firm) (SEAL) BY (SEAL) (SEAL) (SEAL) truExecutive Vice -President E General Dominion Bridge -Sulzer Inc (SEAL) Manager Principal FEDERAL INSURANCE COMPANY Surety BY �� (SEAL) Y77177 NO, Attorney -in -fact Counters .g B R denough - Res dent gent FRE S JAMES & CO OF TE S, INC Wv a This bond is void if the contract date above is later than December 15, 1987 [DENTON 10566 TDRBINE GEN 62 0200 B PYB-2 POWER OF ATTORNEY Know all Men by these Presents That the FEDERAL INSURANCE COMPANY 15 Mountain View Road Warren New Jersey a New Jersey Corpora lion has constituted and appointed and does hereby constitute and appoint Peter Lemberg, Yvonne Pelland, Lise Assaf and Andre Lebrun of Montreal, Quebec, Canada ------------------------------------------------------ each Its true and lawful Attorney in Fact to execute under such designation in Its name and to affix Its corporate seal to and deliver for and on Its behalf as surety thereon or otherwise bonds of any of the following classes to -wit 1 Bonds and Undertakings filed In any suit matter or proceeding In any Court or filed with any Sheriff or Magistrate for the doing or not doing of anything specified et such Bond or Undertaking 2 Surety bonds to the United States of America or any agency thereof including those required or permitted under the laws or regulations relating to Customs or Internal Revenue (License and Permit Bonds or other Indemnity bonds under the laws ordinances or regulations of any State City Town Village Board or other body or organization public or private bonds to Transportation Companies Lost Instrument bonds Lease bonds Workers Comperes lion bonds Mlsoellarleous Surety bonds and bonds on behalf of Notaries Public Sheriffs Deputy Sheriffs and similar public officials 3 Bonds on behalf of contractors in connection with bids proposals or contracts In Witness Whereof the sold FEDERAL INSURANCE COMPANY has pursuant to Its By Laws caused these presents to be signed by Its Assistant Vice President end Assistant Secretary and Its corporate seat to be hereto affixed this 1st day of January 19 87 FEDERALBy INS ANCE CrNAPIrN.Y . ' ` Q Galorge McClellan Assistant Vice•PrsMtlent STATE OF NEW JIsRSEY as I County of Somerset On this 1st day of January 18 87 Micro me personally came Richard D O Connor to me known and by me known to be Assistant Secretary of the FEDERAL IN SURANCE COMPANY the corporation described In and which executed the foregoing Power of Attorney and the said Richard 0 O Connor being by me duly sworn did depose and say that he Is Assistant Secretary of the FEDERAL INSURANCE COMPANY and knows the Corporate seal thereof that the Seal affixed to the foregoing Power of Attorney Is such corporate seal and was thereto affixed by authority of the By Laws of said Company a ofthat he slg ad said Power of Attorney as aNtstard Secretary oleald Company by like authority and that he a acquainted with George McClellan and knows h m to be the Aseutsnt V ce P es de t of said Company and that the a granule of said George McClellan Subscribed to said Power of Attorney Is In the genuine handwriting of said George McClellan and wan thereto SUCscribed by author ty of as d By Laws and In deponent s in esence Nots`G� �. E ON9 Q NOTAM � e+ • PUBl1D i W E 9 STATE OF NEW JERSEY 1 88 County of Somerset I Acknowledged and Sworn to befo a me �- on the date aanw,e written ALICE LEONARD Notaryi CERTIFICATION WARY PUBLIC OF NEW JERSEY My (bmmieflon Expires Juno 28 199 t the hours grad Assistant Secretary of the FEDERAL INSURANCE COMPANY do hereby cemy that the following is a true excerpt from the By Laws of the said Company as adopted by its Board of D eclo s on March 11 1953 and most recently amended Match 11 1983 and that this By Law to In full force am effect ARTICLE XVIII Sects 2 All bonds undertakings Contracts and other Instruments other than as above for and on behalf of the Company which it Is authonred by law or Its charter to execute may and shall be executed In the name and on behalf of the Company either by the Chairman or the vice -Chairman or the President or a Vice-Prealdem jointly with the Secretary or an Asstatsnt Sec eta y under their respective designations except that any one or more officers or anorneya in fact designated In any resolution of the Board of Directors or the Executive Committee or in any powe of attorney executed as provided for in Section 3 below may execute any such bond undertaking or other obligation as provided In such resolution or Power of atto may Sector 3 All powers otafforney for and on beh llof the Company may and Shell beexsouted in the name and on behaff of slurCompany either by the Chairman or the VkeChaoman or the Pros dent or a Vice President or an Assistant Vice President jointly with the Secretary or an Assistant Secretary under their respective designations The signature of such oMcers may be engraved printed o imographed I further comity that sad FEDERAL INSURANCE COMPANY Is duly licensed fotrandi fidelity and surety business In own of the States or the United States o America Dtsimcof Columbia Puarki andeachonhe Provinces of Canada with the exception of Prince Edward Island and is also duly licensed to become sole surety on bonds undertakings etc demonstrator required bylaw I the undersigned Assistant Secretary of FEDERAL INSURANCE COMPANY do hereby comity that the foregoing Power of Attorney Is In full force and effect 9afh Nnvpmhpr 87 C an under my hand and the seat of said Company at Warren NJ PnlrreD UVA BASIS OF CONTRACT BC 1 GENERAL This Basis of Contract covers certain designated stipula- tions agreed upon for the Turbine Generator from Dominion Bridge -Sulzer, Inc , based on their Proposal dated April 1, 1987, including supplements thereto, and Specification 10566 62 0200 Other negotiated stipulations have been incorporated into the text of Conformed Contract 10566 62 0200, as appropriate, and identified as noted herein under Contract Delineations The Pricing and Proposal Data portions of the Contractor's Proposal are bound in the Appendix of these Contract Documents Wherever in the Con- tract Documents references to "Contractor's Proposal," "prices stated in the Proposal," "information included in the Proposal," or other similar references are made, such references shall apply to the Contractor's Proposal except as such Proposal has been modified or superseded by this Basis of Contract BC 1 1 Contract Delineations Wherever the wording in the Contract Documents is marked out by crosshatches, such wording does not apply but has been deleted, modified or replaced by accepted items of the Contrac- tor's Proposal exceptions including negotiated revisions Wherever the wording in the Contract Documents is underscored with a dashed line, such wording has been added to the text in accordance with accepted items of the Contractor's Proposal exceptions including negoti- ated revisions The above changes have been identified by an asterisk (*) placed in the left margin of the page and a corresponding footnote at the bottom of the page BC 2 SCHEDULE The Schedule for this Contract specified in Arti- cle 1A 6 4 shall be determined based on the Award of Contract date of December 1, 1987 BC 3 CONTRACT PRICE The Contract Price is a firm lump sum amount of $1,358,970 00 U S BC 4 MATERIALS The Contractor's standard materials as stated in Pro- posal Data Pages D-9 through D-30 may be used in lieu of those specified [DENTON 10566 TURBINE GEN 62 02001 [ 111987 BC-1 I M9 3 t tt r'g 2 7 + t+ of ITIA It o, tl bONpRA T jREGULATto I0N3 N ; fir! + },i 1 sa3 ¢, 9+" �t I �iihTABLE `0 CONTENTS to page c y S � A� � f 1 [ 1 i GENE I'GINDIT IIQNB GC-1 thru GC-18 td se C�Ps p it i GCr.1 p Contragt Wee ent`9 Is t , � ` GC=1 'r s CC Zlt Definitio Is P GC-1 ,r Sir14 it e. w, s* 5 $ i s j GC-3 € + L GC 3�1, ,Puscutionn of,cgntraetx{ i GC, 14,1 Legal `Add reecgee 4 {f��` ' GC-4 f F GCAa3 ope';and Ilntant ot'Cantract, Documents' GC-4 t 1 i1 t1 GG,(�'I ' Iso}depende At Contraptort, j GC-4 GC.171� ' Assi(gnmen S � t klw i jc,o GC /l�A MgAts ul s J Gc- s GC,914,t Re"fet'ence] Btandard��; F, , C 10h "Boaneetiof Nat�erlalp4 GC- �' , �aC i iNO [�ai e j ofkiRiggts`r ,, to GOB i s jt "0. � �^— 'xp } tx I I GC"+' t gc.12 ,tAuthorityt jot, the �hgia+esr 5 qC ,j13, Epgineeri g; napectign'I GC- I { ;GC 4114 icontractb DefauXtil III r, I''$ I GC, GC kJ15' At4raucel a$d Dal yaI ' GC- 1�, C'1�6 Vjsuspep�sia eof" or k t GC-, 1 9C '117, '}�elayad V, ipEra�nt,5a�k 1 GC- j C; IB' Cancel.44 onti,of WOil + GC ` �'� �� } j G :j}8,1 ' ell onIjCh6rgesi GC" rC),p Mpdiff ca€ ° GC-, C ,2o�gha�ges Leo= ha Coritreat* GC- +' Fk i'� r�GO. 20V.I'#r Ca�tra�t price changes GCr iii '' to GC '2obp1 k 'Increaged price GC- �E A , 'o gr[ ) , } 4 11 A s ' GC1 o ,GC 201,I ! Dacreag�edA(PriCe � 2a„f2,, �f GO:�01 0 1 C ntrodt Time Changes gE4 i 7 t ,x GC C 27.a Qrbitrat one t � < n� 1 ( =,I+�I GC- 1' , iF',1"; g2p � kawe an�� egulatiq 0,J_;y i t 11 GC.123# Taxes+, PQrmits, a dHLicsnses GC- 11 (�vC;'241' Patents I t �# ",k � �'; � r } { �� GC- 1 `10125jMaterial; and, pjngn�;, t GC- 2 1GC`t26 Guaatiteaa `a< ilf " ' GC-GO-�2 f 5C �2,y Insur nc ; 1 GC-113 iI f GC:."27:1", CgrtifiO'atee,.of insurance ,� aGC.2712€ yAdd piO s ��Inailreda'k 1 GC-14 A c t I 1 yA mt' E y p P @ 1 a °f GC,�27:3 IW er, Ot Subrogation GC-14 F 1� t;� t t jdC:{27, j4;i 9X'kman��"s' comIIIpensation and T 4' ' Rmplpysv pi Li GO-14 �C12715f (com'preha#'sive, `Automobile Liabil- �`#u'f # III ' city i ,'�tr' GC-14 ' <, II v 'daenexal+ Liability I GC 115 } ?C 27 6 IC Praha eive 41 11P+fi c,4 i 7,I{ii}IF si + ' ` I ' lPfx t4 titi(i 1ii et„� y c �,91 a° xof [r EN ON 105 6 I'TURBINEfi GEN 62.0200 ' j,F 11fflx , �,�" i9t 111987� l TCCR-1 , ia{IFy sxk a s �k t s 1 9 4 El@ Jil� si yt€ fii t al l( i F I % x t f t n 1 If , ( l ' ' e € { �� } j P'#�Gc27 7 Ubr11a 4iab �lity Pot ay ] 1 GC-1 e li ty 6 1 i 5, t i G 1 GC{F 2% lgiy en portarti0 In �enCe 1 C L GC 28` Indem4fic tiron i I r� + l �rGC-L e p6�11 li 44GIC 29, �t6legsei,b�} �Lj, bilit ; a GC-1 ' r ,CIF hI i I GC I 1Q1' ime f ox' La or a c £Materialsll GC-1 r al E < f PIG .13 1 Payment?, r- ° f' ,1 l 1 f z F t ,GC. 31 tIt� r��Co t Brakcown GC-11 " GC 32 ! ILiitatio 08 Liability! } GO, C 11 E a z r 11141 ti frs kki 'A'V ' qti � Ty '�Y #�F'1 �#I ➢�l���� �k 1 I s 4 � €I �F���1ai# � �1 rd)€ 'j �_ IY ' I ' ' i i j r i Ff , Ial bf V3r ri9(er Y , p&ttfk tii f_flf€ { 1 it s [! <� it & bl $i fl '5 # F I 1 �SI, Y 1 r! Mi FQd it 1 1 i ill N 3 ## f PA It fq F t dFIf lF' E r 1 Pa i" F 1 l 1 V x IjF°ll-J' "'$ �If t bL,F n14 rp Il rN L°" { t{ g t � F 'IF I �s �e r• , 1 t{ it t { ' i !i '�i ' ` r '{ •ifs 1f 7!'S r1� t 1 l 1 if 1 1 ry r Pk`fi yl u / 1 r { I �C 6 �ir hF ti '4k i 1 41 Io r Y t k t �VE � i� i ' I I iid� 14 Et i; 1 I di 'K A k f ; ` -'� �1 1 , [D NT N' 105° 6 .�TU�RBIINEVGEN 62 0200 1 F 1 k '; f A LF 199I „ ! J 11 Ei 1 l r11 lI 4f J 11 4 { iJ €410 7 "Day" or "days," unless herein otherwise expressly de- fined, shall mean a calendar day or days of 24 hours each 8 "The work" shall mean the equipment, supplies, materi- sla, labor, and services to be furnished under the con- tract and the carrying out of all obligations imposed by the contract documents 9 "Drawings" or "plans" shall mean all (a) drawings fur- nished by the Owner as a basis for proposals, (b) sup- plementary drawings furnished by the Owner to clarify and to define in greater detail the intent of the con- tract drawings and specifications, (c) drawings submit- ted by the successful bidder with his proposal, provided such drawings are acceptable to the Owner, (d) drawings furnished by the Owner to the Contractor during tho progress of the work, and (a) engineering data and draw- ings submitted by the Contractor during the progress of the work, provided such drawings are acceptable to the Engineer 10 Whenever in these contract documents the words "as ordered," "as directed," "as required," "as permitted," "as allowed," or words or phrases of like import are used, it shall be understood that the order, direction, requirement, permission, or allowance of the Owner or Engineer is intended only to the extent of judging com- pliance with the terms of the contract, none of these terms shall imply the Owner or the Engineer has any authority or responsibility for supervision of the Con- tractor's forces or construction operations, such super- vision and the sole responsibility therefor being strictly reserved for the Contractor 11 Similarly the words "approved," "reasonable," "suitable," "acceptable," "proper," "satisfactory," or words of like effect and import, unless otherwise particularly speci- fied herein, shall mean approved, reasonable, suitable, acceptable, proper, or satisfactory in the judgment of the Owner or Engineer, to the extent provided in (10) above 12 Whenever in these contract documents the expression "it is understood and agreed" or an expression of like im- port is used, such expression means the mutual under- standing and agreement of the parties executing the Contract Agreement. (DENTON 10566 TURBINE GIN 62 02001 [ 030885 J GC-2 GENERAL CONDITIONS GC 1 CONTRACT DOCUMENTS It is understood and agreed that the Adver- tisement, Instructions to Bidders, Proposal, Proposal Data, Contract Agreement Performance and Pavment Bonds, General Conditions, Specisi- cations, Drawings, Addenda, and Change Orders issued by the Owner or the Engineer, and specifications and engineering data furnished by the Con- tractor and accepted by the Owner, are each included in this Contract and the work shall be done in accordance therewith GC 2 DEFINITIONS Words, phrases, or other expressions used in these contract documents shall have meanings as follows 1 "Contract" or "contract documents" shall include the items enumerated above under CONTRACT DOCUMENTS 2 'Owner" shall mean the City of Denton, Texas named and designated in the Contract Agreement as "Party of the First Part," acting through its Public Utilities Board and Citv Council and their dulv authorized agents All notices, letters, and other communication directed to the Owner shall be addressed and delivered to City of Denton, Texas, Municipal Building, 215 East McKinney, Denton, Texas 76201 3 'Contractor" shall mean the corporation, company, partnership, firm, or individual named and designated in the Contract Agreement as the "Party of the Second Part," who has entered into this Contract for the performance of the work covered thereby, and its, his, or their duly authorized representatives 4 "Subcontractor" shall mean and refer only to a corpora- tion, partnership, or individual having a direct con- tract with the Contractor for performing work covered by these contract documents 5 "Engineer" shall mean the firm of Black 8 Veatch, Engineers -Architects, 1500 Meadow Lake Parkway, mailing address P 0 Box 8405, Kansas City, Missouri 64114, or its duly authorized agents, such agents acting within the scope of the particular duties entrusted to them in each case 6 "Date of contract," or equivalent words, shall mean the date written in the first paragraph of the Contract Agreement (DENTON 10566 TURBINE GEN 62 02001 ( 022786 ] GC-1 GC 4 LEGAL ADDRESSES The business address of the Contractor listed in the Proposal is hereby designated as the place to which all notices, let- ters, and other communication to the Contractor will be mailed or deliv- ered The address bf the Owner appearing on Page GC-1 is herebv designated as the place to which all notices, letters, and other communication to the Owner shall be mailed or delivered Either party may change his ad- dress at any time by an instrument in writing delivered to the Engineer and to the other party GC 5 SCOPE AND INTENT OF CONTRACT DOCUMENTS The various parts of the contract documents are intended to supplement but not necessarily dupli- cate each other Any work exhibited in one part and not in another shall be executed as if it had been set forth in all parts, so that the work will be performed according to the complete design as determined by the Engineer Should anything necessary for a clear understanding of the work be omit- ted from the contract documents, or should the requirements appear to be in conflict, the Contractor shall secure written instructions from the Engineer before proceeding with the work affected thereby It is under- stood and agreed that the work shall be performed according to the true intent of the contract documents GC 6 INDEPENDENT CONTRACTOR The relationship of the Contractor to the Owner shall be that of an independent contractor GC 7 ASSIGNMENT The Contractor shall not assign the work, or any part thereof, without the previous written consent of the Owner, nor shall he assign, by power of attorney or otherwise, any of the money payable under this Contract unless written consent of the Owner has been obtained No right under this Contract, nor claim for any money due or to become due hereunder shall be asserted against the Owner, or persons acting for the Owner, by reason of any so-called assignment of this Contract or any part thereof, unless such assignment has been authorized by the written con- sent of the Owner In case the Contractor is permitted to assign moneys due or to become due under this Contract, the instrument of assignment shall contain a clause subordinating the claim of the assigree to all prior liens for services rendered or materials supplied for the perform- ance of the work GC 8 ORAL STATEMENTS It is understood and agreed that the written terms and provisions of this agreement shall supersede all oral state- ments of representatives of the Owner, and oral statements shall not be effective or be construed as being a part of this Contract GC 9 REFERENCE STANDARDS Reference to the standards of any technical society, organization, or association, or to codes of local or state [DENTON 10566 TURBINE GEN 62 02001 [ 030885 ] GC-4 13 "Official acceptance" shall mean the Owner's written acceptance of all work performed under this Contract, based on the Engineer's final inspection and issuance of a final payment certificate 14 "Start-up" shall mean the time period required to bring the hydroelectric generating unit from an inactive condition, when construction is essentially complete, to the state ready for commercial operation The start-up period shall include preliminary inspection and checkout of equipment and supporting subsystems, trial operation of supporting equipment and subsystems, initial operation of the complete hydroelectric gener- ating unit, operation of the complete unit to obtain data, perform calibration and corrective work, and shutdown, inspection and adjustment prior to obtaining commercial operating status 15 "Initial operation" shall mean the first integral op- eration of the complete hydroelectric generating unit with subsystems and supporting equipment in service or available for service 16 "Commercial operation" shall mean the condition of op- eration in which the complete hydroelectric generating unit is officially declared by the Owner to be available for continuous operation at variable loads up to and including rated capacity 17 "Project Site" or "jobsits" shall mean the site of the Owner's Lewisville Hydroelectric Project and all areas adjacent thereto where any work is required to be performed in connection with the construction of such project GC 3 EXECUTION OF CONTRACT Pour copies of the contract documents will be prepared by the Engineer All copies will be submitted to the Con- tractor and the Contractor shall execute the Contract Agreement, insert executed copies of the required bonds and power of attorney, and submit all copies to the Owner The date of contract on the contract and bond forms shall be left blank for filling in by the Owner The certification date on the power of attorney shall also be left blank for filling in by the Owner The Owner will execute all copies, insert the date of contract on the bonds and power of attorney, and return all copies to the Engineer for review and distribution Distribution of signed copies will be one copy each to the Owner, Contractor, Surety, and Engineer (DENTON 10566 TURBINE GIN 62 02001 ( 030885 ] GC-3 furnish all reasonable assistance required by the Engineer, or inspectors, for the proper inspection of the work Should the Contractor object to any interpretation of the contract by an inspector, the Contractor may makeiwritten appeal to the Engineer for a decision Inspectors shall have the authority to reject work which is unsatisfac- tory, faulty, or defective or does not conform to the requirements of the contract documents Inspection shall not relieve the Contractor from ary obligation to construct the work strictly in accordance with the contract documents and shall not be deemed to limit any rights or remedies of the Owner or Engineer at law or in equity GC 14 CONTRACTOR DEFAULT If the work to be done under this Contract is abandoned by tge Contractor, or if this Contract is assigned by him with- out the written consent of the Owner, or if the Contractor is adjudged bankrupt, or if a general assignment of his assets is made for the bene- fit of his creditors; or if a receiver is appointed for the Contractor or any of his property, or if at any time the Engineer certifies in writing to the Owner that the performance of the work under this Contract is be- ing unnecessarily delayed, that the Contractor is violating any of the conditions of this Contract, or that he is executing the same in bad faith or otherwise not in accordance with the terms of said contract, or if the work is not substantially completed within the time named for its completion or within the time to which such completion date may be ex- tended, then the Owner may serve written notice upon the Contractor and his surety of the Owner's intention to terminate this Contract Unless within 5 days after the serving of such notice, a satisfactory arrange- mentlis made for continuance, this Contract shall terminate In the event of such termination, the surety shall have the right to take over and complete the work, provided that if the surety does not commence per- formence within 30 days, the Owner may take over and prosecute the work to completion, by contract or otherwise The Contractor and his surety shall be liable to the Owner for all excess cost sustained by the Owner by reason of such prosecution and completion The Owner may take posses- sion of, and utilize in completing the work, all materials, equipment, tools, and plant on the site of the work GC 15 HINDRANCES AND DELAYS The Contractor expressly agrees that in undertaking to complete the work within the time specified, he has made allowances for all hindrances and delays which might usually be expected to occur in performing the work No claims shall be made by the Contrac- tor for such hindrances and delays If the Contractor experiences hindrances and delays which, in his opinion, are not usually to be expected in the performance of the work and which affect the performance of the work, he may request a change in the con- tract Such hindrances and delays may include, but not be limited to, acts or failure to act by the Owner or other contractors employed by the (DENT OR 10566 TURBINE GEN 62 02001 ( 030885 J GC-6 authorities, shall mean the latest standard, code, specification, or tentative standard adopted and published at the date of taking bids, unless specifically stated otherwise GC 10 SOURCE OF MATERIALS To the extent possible, materials and equip- ment (including components thereof) furnished under these specifications shall be produced, processed, manufactured, and assembled within the United States of America Substitution of foreign materials for domestic materials will not be permitted unless such substitution is clearly stated in the Proposal and accepted by the Owner Should the Contractor's manu- facturing facilities be located in a country other than the United States, the Contractor can supply materials and equipment from these facilities However, for auxiliary equipment purchased by the Contractor, the initial provision of this article shall apply GC 11 NO WAIVER OF RIGHTS Neither the inspection by the Owner or Engi- neer or any�hgir—o—ials, employees, or agents, nor any order by the Owner or Engineer for pavment of money, or any payment for, or accept- ance of, the whole or any part of the work by the Owner or Engineer, nor any extension of time, nor any possession taken by the Owner or its em- ployees, shall operate as a waiver of any provision of this Contract, or of any power herein reserved to the Owner, or any right to damages herein provided, nor shall any waiver of any breach in this Contract be held to be a waiver of any other or subsequent breach GC.12 AUTHORITY OF THE ENGINEER To prevent delays and disputes, and to discourage litigation, St is agreed by the parties to this Contract that the Engineer shall determine the quantities of work which are to be paid for under the contract and shall determine all questions in relation to the work. If in the opinion of the Contractor or the Owner a decision made by the Engineer is not in accordance with the meaning and intent of the contract, either party may file with the Engineer and the other partv to the con- tract, within 30 days after receipt of the decision, a writter objectior to the decision Failure to file an objection within the allotted time will be considered acceptance of the Engineer's decision and the decisior shall become final and conclusive The Engineer's decision and the filing of the written objection thereto shall be a condition precedent to the right to request arbitration or to start action in court It is the intent of this agreement that there shall be no delay in the execution of the work and the decision of the Engineer as rendered shall be promptly observed GC 13 ENGINEERING INSPECTION The Owner may appoint (either directly or through the Engineer) such inspectors as the Owner deems proper to inspect the work for compliance with the contract documents The Contractor shall [DENTON 10566 TURBINE GEN 62 02001 [ 022786 j GC-5 GC 1811 Cancellation Charges Based on the Schedule of Cancellation Charges submitted with the Contractor's proposal and agreed to by the Owner„ the following terms and conditions shall apply in the event the Owner exercises its right to cancel In the event that cancellation occurs prior to the agreed latest start date for engineering, cancellation charges shall not apply and the Owner shall incur no liabilities In the event that cancellation occurs after release for engineering, but prior to the latest start date for procurement of raw materials, cancel- lation charges shall not exceed the maximum charge quoted for engineer- ing, provided the Contractor has submitted complete certified manufactur- er's drawings and associated engineering data If such engineering work and submittal of drawings are not complete at the time of cancellation, the maximum charge quoted will be prorated to reflect the quantity of such work actually completed In the event that cancellation occurs after release for procurement of raw materials, but prior to the latest start date for shop fabrication and assembly, cancellation charges shall not exceed the maximum charge quoted for engineering or prorated as specified in the previous para- graph, plus a prorated amount for procurement of raw materials not to exceed the maximum charge quoted for such materials In the event that cancellation occurs after the latest date for start of shopifabrication, cancellation charges shall not exceed the maximum charges quoted for engineering and procurement of raw materials, plus a prorated amount for shop fabrication based on the amount of shop fabri- cation work completed to the date of cancellation If cancellation is exercised by the Owner, the Contractor shall take the actions specified hereinbefors, and the final charges shall not exceed the charges quoted in the Schedule of Cancellation Charges stated in the Contractor's proposal GC 14 MODIFICATIONS The Contractor shall modify the work whenever so ordered by the Owner and such modifications shall not affect the validity of the contract Modifications may involve changes in the amount of the workito be performed or changes in the contract time for which appropri- ate changes to the contract will be made Contract changes due to modifications shall be made in accordance with the requirements of Article GC 20, CHANGES TO THE CONTRACT GC 20 CHANGES TO THE CONTRACT The contract may be changed only by duly executed change orders issued by the Owner [DENTON 10566 TURBINE GEN 62 02001 [ 030885 GC-8 Owner, fires, floods, labor disputes, epidemics, abnormal weather condi- tions, or acts of God Claims by the Contractor for any change in the contract due to such hindrances and delays shall be made in accordance with the requirements of Article GC 20, CHANGES TO THE CONTRACT The Contractor shall use all reasonable means to minimize the extent of the delay GC 16 SUSPENSION OF WORK The Owner reserves the right to suspend and reinstate execution of the whole or any part of the work without invali- dating the provisions of the contract Suspension or reinstatement of the work will be by written notice to the Contractor from the Owner Suspension of work shall not automatically entitle the Contractor to ad- ditional compensation or a change in the contract time, however, the Con- tractor will be reimbursed for real and unavoidable direct costs incurred by him as a result of such suspension and/or the contract will be extended as required to compensate for any delay due to such suspension Claims by the Contractor for change of contract time or an adjustment of the con- tract price, due to work suspensions ordered by the Owner shall be made in accordance with the requirements of Article GC 20, CHANGES TO THE CON- TRACT The Contractor shall use all reasonable means to minimize the consequences of such suspension GC 17 DELAYED SHIPMENT The Owner reserves the right to order the Con- tractor to delay shipment of equipment and materials herein contracted In the event such a delay is ordered by the Owner in writing, the Owner will pay the Contractor reasonable and proper extra charges incurred by the Contractor as a result of the delay Such extra charges shall in- clude storage charges, handling charges, insurance, interest on invest- ment, and transportation charges to the storage facility GC 18 CANCELLATION OF WORK The Owner reserves the right to cancel the unshipped portion of the work by giving written notice to the Contractor In the event of cancellation, the Owner will pay the Contractor cancella- tion costs as specified in Article GC 18 1 Cancellation of the work shall not constitute the basis for a claim for damages or loss of anticipated profits The Contractor shall, after consultation with the Owner, take all reason- able steps to minimize the costs related to cancellation The Contractor shall provide the Owner with an accounting of costs claimed, including adequate supporting information, and the Owner may, at its expense, audit the claimed costs and supporting information In no event shall cancellation charges plus the sum of all previous pay- ments exceed the contract price [DENTON 10566 TURBINE GEN 62 02001 [ 030885 ] GC-7 applicable unit price Otherwise, such work shall be paid for as herein- after provided Contract price changes for modifications involving extra work will be based on agreed lump sums or on agreed unit prices whenever the Owner and the Contractor agree upon such prices before the extra work is started, otherwise, payments for extra work will be based on actual direct cost plus a percentage allowance The percentage allowance shall include the Contractor's extra profit and extra overhead, and unless oth- erwise agreed by the Contractor and the Owner the percentage allowance shall be 15 percent of the total direct cost For the purpose of determining whether proposed extra work will be au- thoriZed, or for determining the payment method for extra work, the Con- tractor shall submit to the Engineer, upon request, a detailed cost estimate for proposed extra work The estimate shall indicate itemized quantities and charges for all elements of direct cost and a percentage allowance to cover extra profit and extra overhead Unless otherwise agreed upon by the Contractor and the Owner the percentage allowance shall be 15 percent of the total direct cost GC 20 1 2 Decreased Price If a change in the contract price is re- quired due to a modification which decreases the amount of work, such decrease shall not constitute the basis for a claim for damages or an- ticipated profits on work affected by such decrease Where the value of omitted work is not covered by applicable unit prices, the Engineer shall determine on an equitable basis the amount of (a) credit due the Owner for contract work as a result of an authorized change, (b) allowance to the Contractor for any actual loss incurred in connection with the pur- chase, delivery, and subsequent disposal of materials or equipment re- quired for use on the work as planned and which could not be used in any part of the work as actually built, and (c) any other adjustment of the contract amount where the method to be used in making such adjustment is not clearly defined in the contract documents GC 20 2 Contract Time Changes The contract time may be changed due to work modifications, hindrances and delays, and work suspensions over which the Contractor has no control GC 21 ARBITRATION Before bringing any action in court pertaining to a decision of t e uginear, or claim, dispute, or other matter in question between the Owner and Contractor arising out of, or relating to the Con- tract Documents or the breach thereof, the objector (hereinafter referred to as Party A) shall first offer to arbitrate the question with the other party to the contract (hereinafter referred to as Party B) by notifying him in writing and setting forth in such notice the question to be arbi- trated [DENTON 10566 TURBINE GEN 62 02001 ( 030885 GC-10 If, in the opinion of the Owner or the Contractor, any event or action by the other party justifies a change in the contract, either party shall initiate with the other party, within 5 days after such event or action, a request for a change to the contract All documentation required to substantiate the proposed change shall be submitted within a minimum rea- sonable time after initiating the request for change Upon the parties reaching agreement regarding the proposed change, the Owner will issue a written change order therefor Notwithstanding the foregoing provisions requiring duly authorized change orders, in the event agreement has been reached between authorized repre- sentatives of the parties regarding the change in the contract pending processing of such change order, the Contractor shall proceed with the work on the basis of written interim authorization from the Owner If the Contractor claims that any instruction, request, drawing, speci- fications or other directive or action of the Owner or the Engineer constitutes a change in the contract, but has not been authorized as such by a change order in writing by the Owner, the Contractor shall immedi- ately request a written interim authorization and proceed without delay to perform the work in accordance with such authorization The Contrac- tor shall provide written notice of the claim or dispute to the Engineer and the Owner within 5 days of the request for interim authorization The Contractor's failure to give said written notice within the 5 day period shall constitute a waiver and relinquishment of any such claim or dispute The Owner's written interim authorization shall not constitute approval of the claim for increased or decreased work, but shall be a condition precedent to the Contractor's right to receive payment for such work and to the Contractor's right to prosecute or maintain any proceed- ing to recover for such work GC 20 1 Contract Price Changes The contract price may be changed due to modifications which involve extra work or decreased work, or due to work suspensions, hindrances, and delays over which the Contractor has no control Claims for changes in the contract price shall conform to the requirements specified herein GC 20 1 1 Increased Price If a change in the contract is required due to work suspensions or hindrances and delays, the contract price will be increased according to agreed lump sums, agreed acceleration costs, or other demonstrable costs submitted by the Contractor and substantiated to the satisfaction of the Owner If a change in the contract price is required due to a modification which increases the amount of the work, and the added work or any part thereof is of a type and character which can properly and fairly be classified under one or more unit price items of the contract, then the contract price will be increased according to the amount actually done and at the [DENTON 10566 TURBINE GEN 62 02001 [ 030885 J GC-9 GC 25 MATERIALS AND EQUIPMENT Unless specifically provided otherwise in each case, all —materials and equipment furnished for permanent instal- lation in the work shall conform to applicable standard specifications and shall be new, unused, and undamaged when installed or otherwise in- corporated in the work No such material or equipment shall be used by the Contractor for any purpose other than that intended or specified, ur- lese such use is specifically authorized by the Owner in each case GC 26 GUARANTEE The Contractor guarantees that the work herein con- tracted will be as specified and will be free from defects in design, workmanship, and materials If within the guarantee period the work fails to meet the provisions of this guarantee, the Contractor shall promptly correct any defects, including nonconformance with the contract documents by adjustment, repair, or replacement of all defective parts or materials The guarantee period shall begin on the date of final payment or the date of initial operation, whichever is later, and shall and 12 months later If manufacturar's field representatives are included in the contract, such services shall be furnished by the Contractor without cost for the correction of any defects This guarantee shall be extended to cover all repairs and replacements furnished under the guarantee and the period of the guarantee for each such repair or replacement shall be one year after installation or com- pletion. The Contractor will be given an opportunity to confirm the existence of the defect but he shall not delay the correction while making such deter- mination If within 10 days after the Owner has notified the Contractor of a defect, failure, or abnormality in the work, the Contractor has not started to make the necessary repairs or adjustments, the Owner is hereby authorized to make the repairs or adjustments or to order the work to be done by a third party, the cost of the work to be paid by the Contractor In the event of an emergency where, in the judgment of the Owner, delay would cause serious lose or damage, repairs or adjustments may be made by the Owner or a third party chosen by the Owner without advance notice to the Contractor and the cost of the work shall be paid by the Conttactor, or by the surety GC 27 INSURANCE Except as otherwise specified in this Contract, the Contractor and his subcontractors of any tier will be required at their own expense to maintain in effect at all times during the performance of [DENTON 10566 TURBINE GEN 62 02001 [ 030885 GC-12 Party B can elect arbitrate or not If Party E trees to arbitrate, he shall so advise Party A in writing within 10 days after receipt of Party A's notice Notice by Party B that he does not wish to arbitrate, or failure of Party B to notify Party A within the 10 day period, will give Party A the right to start action in court If Party B agrees to arbitrate, the arbitration proceeding shall be gov- erned by the Construction Industry Arbitration Rules or Commercial Arbi- tration Rules of the American Arbitration Association as appropriate for the matter to be arbitrated The award rendered by the arbitrators shall be final, and judgment may be entered upon it in any court having juris- diction The Contractor shall not cause a delay of the work during any arbitration proceedings, except by agreement with the Owner It is understood and agreed by the parties to the contract that no requirement or statement herein shall be interpreted as curtailing the power of the Engineer to determine the amount, quality, and acceptability of work GC 22 LAWS AND REGULATIONS The Contractor shall observe and comply with all ordinances, laws, and regulations, and shall protect and indem- nify the Owner and the Owner's officers and agents, including the Engi- neer, against any claim or liability arising from or based on any viola- tion of the same *GC 23 TAXES, PERMITS, AND LICENSES HdXdd¢ldtNdtrbidd/d�¢Eifidd/id/tH¢d¢ E¢dttdE�T�Zd�H¢7d�d t� t�fTdHdXX/ddi/dXX/kdX¢dl/dkdl/ddd/dtH¢t td�Ekd/tHdt/dt¢lXddidXXtldddEdd¢d/d�diddt/tHE/msbddt/dt/2ddttdEtdt/id/Eddf d¢Etidd/ditto/tHd/ddtk/ddd/dNdXX/dHtdid/ddd/�dt/idt/dXX/tddditdd/XiE¢dddd! ddtd�itdl/ddd/idddEEtidddl 7Hd/2ddttdEtbt/diXX/HE/Edddddddt¢d/idt/ddilidEtdddd/id/tdd/tdtddl/XiE¢ddk idddl/ddd/ddtdit/iXiE¢dddd/dt/ddtditiltWddd/dit¢t tHd/ddt¢/di/tHd/Pt¢ddddXl/dtdtid¢d/Hddd�dt/tNdt/tNid/�td�ididd/dHdIX/H¢ Xiditdd/td/ddXddl/dddl/ddd/EdEid¢/tdtdd/dddddddd/dgdiddt/tHd/Edd$Xdfdd ddtk/ddd/td/XiE¢dddd/ddd/d¢tditd/tdddit¢d/d�kdiiiEdXXt/idt/tHE/dt¢dddEd ddtkl State and local taxes and fees for permits or licenses will be for the --------------- - - Owner's account No State of Texas or local taxes will be required on the equipment furnished under these specifications GC 24 PATENTS Royalties and fees for patents covering materials, articles, apparatus, devices, equipment, or processes used in the work, shall be included in the contract amount The Contractor shall satisfy all demands that may be made at any time for such royalties or fees and he shall be liable for any damages or claims for patent infringements The Contractor shall, at his own cost and expense, defend all suits or proceedings that may be instituted against the Owner for alleged infringe- ment of any patents involved in the work and, in case of an award of dam- ages, the Contractor shall pay such award Final payment to the Contrac- tor by the Owner will not be made while any such suit or claim remains unsettled *Negotiated Revision [DENTON 10566 TURBINE GEN 62 02001 [ 111987 ] GC-11 Certificates of insurance covering physical loss or damage to equipment and materials shall be submitted at least 30 days before the first ship- ment of the equipment and materials A certificate for each of the other insurance policies shall be submitted at least 30 days prior to the ex- pected arrival of the Contractor's personnel at the site of installation GC 27 2 Additional Insureds All insurance coverages furnished under this Contract shall include the Owner, the Engineer, and their officials, partners, directors, officers, agents, and employees as additional insureds with respect to the activities of the Contractor and his subcontractors These policies shall contain a "cross liability" or "severability of in- terest" clause or endorsement Notwithstanding any other provision of these policies, the insurance afforded shall apply separately to each insured, named insured, or additional insured with respect to any claim, suit, or judgment made or brought by or for any other insured, named insured, or additional insured as though a separate policy had been issued to each, except the insurer's liability shall not be increased beyond the amount or amounts for which the insurer would have been liable had only one insured been named The Owner or the Engineer shall not by reason of their inclusion under these policies incur liability to the insurance carrier for payment of premium for these policies GC 27 3 Waiver of Subrogation The Contractor and his subcontractors shall require their insurance carriers, with respect to all insurance policies, to waive all rights of subrogation against the Rorer and the Engineer, their partners, directors, officers, agents, and employees and against other contractors and subcontractors GC 27 4 Workmen's Compensation and Employer's Liability This insurance shall protect the Contractor and the additional insureds against all claims under applicable state workmen's compensation laws The insureds shall also be protected against claims for injury, disease, or death of employees which, for any reason, may not fall within the provisions of a workmen's compensation law This policy shall include an "all states" endorsement The liability limits shall not be less than Workmen's compensation Employer's liability Statutory $100,000 each occurrence GC 27 5 Comprehensive Automobile Liability This insurance shall be written in comprahensive form and shall protect the Contractor and the additional insureds against all claims for injuries to members of the EDENTON 10566 TURBINE GEN 62 02001 [ 030885 GC-14 the work insurance coverages with limits not less than those set forth below with insurers and under forms of policies satisfactory to the Own- er It shall be the responsibility of the Contractor to maintain ade- quate insurance coverage and to assure that subcontractors are adequately insured at all times Failure of the Contractor to maintain adequate coverage shall not relieve him of any contractual responsibility or obli- gation The requirements specified herein as to tvpes, limits, and Owner's ap- proval of insurance coverage to be maintained by the Contractor and his subcontractors are not intended to and shall not in any manner limit or qualify the liabilities and obligations assumed by the Contractor and his subcontractors under this Contract Any insurance carried by the Owner or the Engineer which may be applica- ble shall be deemed to be excess insurance and the Contractor's insurance primary for all purposes despite any conflicting provision in the Con- tractor's policies to the contrary If the Contractor does not furnish onsite field services, the workmen's compensation and employer's liability, comprehensive automobile liabili- ty, comprehensive general liability, and umbrella liability insurance specified herein may be omitted For insurance purposes, the title of ownership of equipment and materials furnished under this Contract shall remain with the Contractor until the Owner receives such equipment and materials at the jobsits GC 27 1 Certificates of Insurance The Contractor and his subcontrac- tors shall furnish the Owner and the Engineer with certificates of insur- ance as evidence that policies providing the required coverages and limits of insurance are in full force and effect The certificates shall provide that any company issuing an insurance policy for the work under this Contract shall provide not less than 15 days advance notice in writ- ing to the Owner and the Engineer prior to cancellation, termination, or material change of any policy of insurance In addition, the Contractor shall immediately provide written notica to the Owner and Engineer upon receipt of notice of cancellation of an insurance policy or a decision to terminate or alter an insurance policy All certificates of insurance shall clearly state that all applicable requirements have been satisfied Certificates of insurance for Contractor- and subcontractor -furnished in- surance and notices of any cancellations, terminations, or alterations of such policies shall be mailed to the Owner and the Engineer at the ad- dresses listed in Article GC 2 Each certificate shall quote the insuring agreement and all exclusions and additions as they appear in the policy, or in lieu of certificates, copies of the complete policy may be submitted (DENTON 10566 TURBINE GEN 62 02001 030885 ] GC-13 Owner and Engineer and their officials, officers, directors, partners, consultants, agents, and employees from and against all claims, damages, losses, and expenses, direct, indirect, or consequential (including but not limited to fees and charges of engineers, architects, attorneys, and other professionals and court and arbitration costs) arising out of or resulting from the performance of the work by the Contractor, any subcon- tractor, any person or organization directly or indirectly employed by any of them to perform or furnish any of the work or anyone for whose acts any of them may be liable, regardless of whether or not it is caused in part by a party indemnified hereunder or arises by or is imposed by law and regulations regardless of the negligence of any such party In any and all claims against the Owner, or the Engineer or any of their officials, officers, directors, partners, consultants, agents, or employ- ees by any employee of the Contractor, any subcontractor, any person or organization directly or indirectly employed by any of them to perform or furnish any of the work or anyone for whose acts any of them may be lia- ble, this indemnification obligation shall not be limited in any way by any limitation on the amount or type of damages, compensation, or bene- fits payable by or for the Contractor or any such subcontractor or other person or organization under workers' or workmen's compensation acts, disability benefit acts, or other employee benefit acts, nor shall this indemnification obligation be limited in any way by any limitation on the amount or type of insurance coverage provided by the Owner, the Contrac- tor, or any of his subcontractors GC 29 RELEASE OF LIABILITY Acceptance by the Contractor of the last payment shall be a release to the Owner and every officer and agent thereof, from all claims and liability hereunder for anything done or furnished for, or relating to the work, or for any act or neglect of the Owner or of any person relating to or affecting the work GC 30 CLAIMS FOR LABOR AND MATERIALS The Contractor shall indemnify and save harmless the Owner from all claims for labor and materials fur- nished under this Contract When requested by the Owner, the Contractor shall submit satisfactory evidence that all persons, firms, or corpora- tions who have done work or furnished materials under this Contract, for which the Owner may become legally liable, have been fully paid or satis- factorily secured In case such evidence is not furnished or is not satisfactory, an amount will be retained from money due the Contractor which in addition to any other sums that may be retained will be suffi- cient, in the opinion of the Owner, to liquidate all such claims Such sum will be retained until the claims as aforesaid are fully settled or satisfactorily secured *GC 31 PAYMENTS Payments_ expressed in percentages of the total Con- tract Value, will be made to the Contractor according - -the-following schedule of milestones_ -- ---- -- - - -- - - - - Event Payment Submission of Certified 45 day 57 drawings - *Negotiated Revision [DENTON 10566 TURBINE GEN 62 02001 [ 111987 l GC-16 public and damage to property of others arising from the use of motor ve- hicles, and shall cover operation on or off the site of all motor vehicles licensed for highway use, whether they are owned, nonowned, or hired The liability limits shall not be less than Bodily injury and property damage $500,000 combined single limit each occurrence GC 27 6 Comprehensive General Liability This insurance shall be writ - tan in comprehensive form and shall protect the Contractor and the addi- tional insureds against all claims arising from bodily injury, sickness, disease, or death of any person other than the Contractor's employees or damage to property of the Owner or others arising out of any act or omission of the Contractor or his agents, employees, or subcontractors This policy shall also include protection against claims insured by usual personal injury liability coverage, a "protective liability" endorsement to insure the contractual liability assumed by the Contractor under the article entitled INDEMNIFICATION, and "Completed Operations and Products Liability" coverage (to remain in force for 2 years after final payment) The liability limits shall not be less than - Personal injury and $500,000 combined single property damage limit each occurrence and $500,000 aggregate GC 27 7 Umbrella Liability Policy This insurance shall protect the Contractor and the additional insureds against all claims in excess of the limits provided under the employer's liability, comprehensive auto- mobile liability, and comprehensive general liability policies The liability limits of the umbrella liability policy shall not be less than $5,000,000 GC 27 8 Transportation Insurance This insurance shall be of the "all risks" type and shall protect the Contractor and the Owner from all insurable risks of physical loss or damage to equipment and materials in transit to the jobsits and until the Owner receives the equipment and materials at the jobsite The coverage amount shall be not less than the full amount of the contract Transportation insurance shall provide for losses to be payable to the Contractor and the Owner as their interests may appear. GC 28 INDEMNIFICATION To the fullest extent permitted by laws and reg- ulations, the Contractor shall defend, indemnify, and hold harmless the [DENTON 10566 TURBINE GEN 62 02001 [ 030885 J GC-15 *GC,32 use Contractor nor its euppliers Faneyt failure of a reme#— to uding negp7jenca)I iniam_nitj revenue or profit, or for cos mance, or for indirect indirect, amaxes02or for claims by Owns Futthermore, the sum of any and all liquidated damages; as rovidad for inthis contract, ahall ne limited to a avm not tc exceed 0_percent_of The e_otaT contract value_ *Negotiated Revision [DENTON 10566 TURBINE GEN 62 02001 UN [ 111987 l GC-18 Event Payment Submission of Certified 90 day drawings 15% Delivery site of embedded parts 252 Delivery_of turbine stay ring]dietributor aeaembly 25Z Delivery of turbine runner 10Z Delivery —of venerator 10% Final acceptance 10Z All payments will be in US dollars and are net 30 days afternrasentation of imroicea After official approval and acceptance of the work by the Owner, the En- gineer will be authorized to prepare a final certificate of the work done under this Contract The final certificate will be submitted to the Owner within 10 days after its preparation has been authorized The Owner will, within 30 days thereafter, pay the entire sum found to be due after de- ducting all amounts to be retained under any provision of this Contract If for a cause beyond the control of the Contractor the Owner does not give official approval and acceptance of the work within 365 days after shipment of equipment and materials is completed. the final payment will be made as stipulated above providing the equipment and materials are in accordance with the contract documents as far as can be determined GC 31 1 Cost Breakdown Prior to final payment, the Contractor shall furnish the Owner a cost breakdown of the final contract price by retire- mant units in accordance with the system of accounts furnished by the Owner The Owner's system of accounts has been designed in conformance with the uniform system of accounts prescribed by the Federal Energy Reg- ulatory Commission *Negotiated Revision (DENTON 10566 TURBINE GEN 62 02001 [ 111987 GC-17 a I �LIt ti I 4 1 !'3 I �I ark �t Ir i �i�€ir f ,i ray i 1 1 I L I +�" I Vji€yA i R t u,ll�k, 1 I 1IIy' I F i I € j."pl LE I 11g {€j #+4q ` r �Kf f ,gg � sl d + E4 41 1 ,i r a I` li I i t. ' Rf 3 + II k3Y^ in� t, r IMF 1 I 1 �I 114LIk�i� I 1 �+ €' 1 ila 11 i€II I�l k e i diiit I s I + } 1!{ PAIiV I a:I GENF�RAL REOu,'LREMENTS TABLR;d`OFI CONTENTS i i �I tt' I ,a r a 1 Fa tip kt,, eYl�i� f i , 1 1 I IliY`�j� 1 1 +, t 11A,1 tli '1A-111 Sec ion i 1 LA-1SCOPE0 f TA WOR�C 'C Is n lA 1 ' lA 1 A Geaeral� �� � �� ,1 � >` � I, I , I 1 1A 2 Work Inc udled UndlSr, Theset Spacificationa 1 1A 1 4 �liA.3' Miscalla 00 Matari€qls, laudlt'Services IA-21 lA 4'� !Work Not Taclµded' Vn4er Thesel Specifi- j 1 a IA-31 } i I 11 cation p, A'I i„ 1 1s 1A 5 i j Contract r's� Se r yicool, i 4 lA 4 51 �( II 'Sea ions-- IS I � {GENERALI PEQUIPME6jT�SP9CIIFICATIONSI 1B=1 th 18-28 ry'1 h 1=jr to t` i `I #kt�'ii 1B.1` rGone; l lI+I- I �� d Y i 18 1 h1 1,12 Reference d Staudavrd r� 1 18 1I I } 1 �1 g I1B.,31 lXaterial,"aid Eqt pment 1$ 1 ,j ' ' 13A Identifiption ` +. s Iieahpcnt pInape' tion z ,' ; LB 2 , Shi�pmant ? 1' 1Bll 2 18,71 Shipping Notice !l�l r IB 2 j 1B d 8 IMatariaA List '� It+Ii` 18 2 i� , 411.9 CorTfet4n of Err��ora'l , ' { IB 2 i S.110 IQuallty{Assurances a +;i 1B.,11 Vumbe"rin� Sxstemil }�I18 3 + 5 3, 1 1 N I t 1€r I' •q1 L i I I a ' I� 1B.112' Factgry ,�sSam 11 , 1B 3 JIB.13 gonaolIt red phi monta�, 1B,14',SFackaging and Id utifioation+tof Spare F iB 4 it Fade+ka 17� 11 181:15Spbcial lhippinst�R�egliremects 1 18 4 12.`16 Welding l Al � t 1, � 1B 4 18P17 llshop' Co ring I j r; t 11B 4 I„ MIS lProt' t:nn,i,„ it'I��1 }i1 LB 6 111,20 �lignmi t and Ba ance111-7 7 h I. ' 1Bi.21i INoieet Lgvel� 18 8 1B � 221 i1Desir f oc rd'inat pa", r` 1B 18.23 'hLubrtiO on`�1�8 , 11B `24+ EIrEn¢]iosa Geier Drupe' Unite 1 111 8 1 11B.25', Safetiy ` ara 1 1 V18:26 iiShaft 0 1 filings 14 ; i 1 8 1B.27�Equlpme t Bases i p 9 3 a f1B.2> iPiptit 1` `i 1B,,29 PEquipmellit CoQ1iIg Water i t 1 - 0 �,rI11B.3 InsCrumeutatioa ,'a [ l a II to ; q I I l n p IA �� 1! Igt I 6t es Ir �y 414 ' u�19k I 1-s 1 ,€ , " 1 a a j Irk 1 �BI l �j a i 81r l i i0 ) a 1 WATON 10 6�,"yTURBINB± GEN 62,02003 1 , €1 I ' " ;t,t t , l III. [I ,p 2786 9 t t' 4 'hrl i N tt,I11° 11 II t,'t ter ' ! l l T01-1r E 1E# ja }I 1 ill rl4 ' li< Ii �� 1 CI �iYl.° Lit �i tx. � � d " i t�I a d tt lea 'pia r a 1 `}I+ y, 3 P$e1 t 1 6u11 i��a I" � P 3 11(8 ^31Fi Control,' Powex,1B 13 y i 1i 1B 9321 Au�iliaz ;Pnw�r ��'� _# 18 14 i 4 i `, 1} t 1B 14 1B43`3 Ragewjy�' ( � tF � ,I, � � 1B 15 y 1B.34` I&lectric l &nelosfjres „(7 k,l(`I 1B 16 s xyyF1 9 I �. Bii 35(I `Airing = F 4 }' it 11 `,4 6 ( F I 1Br;36iA 1p'iiIand oexat Cc}nectors 1B 19 1B.37l�4,To in nal� Blocks ("k x' �_ � 1B�19 1a':"38 3$uaeBlolka li `i�4e 1B 20 } 3 1B 20 11B.,34 �FuPee' 1'l1 ' , � �Ir # is la 20 " 1B:,40 izlicqie l,Aclesss,ry Devices 1 1,B.4f Weetherproofyings ' `( } 1B 22 1 L( I` it 1B 42 Baatoxy,PrehrAe Fieatronia Systems d�i s 'tt g1, v " I ' I IS 22 E �I ( Cabinets "+M , �,( 1B 22 Is 43 1Solid-S is togiaj)Systeme 1B N44 OoAtxacItp r-Fu�taiahed AC Motor Starters 18 23 If l 1B=45 xContrag6'r-$urnigliedIDCLMotor Starters I 1124 f 1B-25 th u 1B-27 Qoating�"System Date She' s; +" 1328 Typical $ahemat'asEor bination^ Starters k d I (H „ a `s 1 ` i '73,,� 1C-1 th u `1C-91 .�I Se t�bn 11C -d EN0INBiNB DATAF esx o-_ r99� 4! ( 1C 1 ` 1r i t , ✓ 1s(3 1 21 141, lc" 3 ,Raviedi a Engia>a�e ing Data 1'C 1 q�x s11C1.4 I^ �IPel!�Or@ [Leel�CnrVsol' ` it 1G 2 :� „Dal` Bta&. 3 p, r i� tl .1C.16d 1jest Ija# f no acts, ate 1C-2 1C,�71 Mato;l T i10 tion 1 1C�-2 6 r it iC Si PDrawing$� `" } p r` I , 2 �# �'1C 9 Wiring iagams��� ! 1 1C�-4 �» 11C.1o� 'Instruc ion Manuatla Ivy �Mdto'C r in£aamat iOx ` d8l�eeCl x I 1�—� r 1L �ttstru tionaaOIR oCDVer i� a�iAg i Be: pg� "{ ' 1D-1 t ru 1D-2 I �t ti n� 1 15-, 811,BCT1tfiG 4M0TOR3' ; 'r a C xl lD 3 Ga eray � �� q,i^� _ } -1 Fijubsecton Stan aCda ii 1p 4" �#Ratiug 1D.51 N Terqua � hexacter sties {� �S JI lyx #4c +t k{ii" r"tl4iN , N °{Subeectioll lIil,-I I�6 YO'T LTNTBC�RALIRORSBPOWBR ' I$ ' 1D1=8 MOTORSI t 1D1-1 t ru 1061 Y, ,3 �u4� xtI z '41 1DV.14`D'oYYYYIis' Iandi oustr'uction -1 f 1 11111(�BkiTON, 1 Q 66 TURBINE RE11 62.02001 �s ,E_ 031i82 1 Il I I 2 , ,, lt�3iey ix(x II p�(Pk qx 'fr ! Ixt TC k �k If {Yrt�i, 0 u r ,{ ,F' 7 IP4 ,p i (Zuaiitp ont'ol To and ;Inspec- k{zEi'�» 1't 'one€`r` l k € ; D1,�.3 Dra inge{ andlEngiriesting Data I�lr�D'1.41f1 MA", factt�ArerE I j `"0. t 'togRgpec�Pt`cation and Data 'Sheet ' rr5 I W it �4^' r {' { 't 3'ii �a}I J` sj1Fp#pf k,3{' k t IIf € II iET i y� e Nrk y{ i F If I f n i [If +`'ff s. li 1 71 t Ii.�t is k i Fa A jp€ f If I ��lF�F{5;�f{.� I � I.19 t f + g f '�A '" l3ti fd ir' r{ i f aif J� r ziE f f F IT F Iyfi Yih �'iI f tkrt6 Tkt tk i 5 if Nilr a 3j will 115�'fJr i i",F} a fi s1X p n k Fif i7 R I5� ��Lsti a r eak� IF�er { ' � Irli i I -tt I § "f a I f IJ€1 �EI fa7+k r�M IT4 f b2 0200N1 f ODENT 1$10 66'T(gM GEr '022786 l r � t �.1n y ^kn )( 7u£ lit, 4f d S'LY 1-3 x1ttj ft J� >t l,y aj 3 f'k nn�R V Fp{k i y I If i t F 1D 1D 1D 1D 1 + 1A 3 MISCELLANEOUS MATERIALS AND SERVICES Miscellaneous materials and services not otherwise specifically called for shall be furnished by the Contractor in accordance with the following All nuts, bolts, gaskets, special fasteners, backing rings, etc , between components and equipment furnished under these specifications All piping integral to or between any equipment furnished under these specifications, except as otherwise specified All necessary connections for the Owner's piping and instru- ments Foundation anchor bolts, plates, and sleeves, including design All necessary instrument, power and control wiring and raceways integral to any equipment furnished under these specifications This shall include terminal blocks and in- ternal wiring to these terminal blocks for equipment re- quiring external connection Coupling guards for all exposed shafts and couplings Finish painting of all equipment Leveling blocks, soleplates, thrust blocks, matching blocks, and shims Field office furnishings, supplies, telephone service, and equipment for the manufacturer's technical service represen- tatives Erection drawings, prints, information, instructions, and other data for use by the Owner's erection contractor Detailed storage requirements and lubrication requirements (including frequencies) for use by the Owner's erection con- tractor All special tools or lifting lugs for offloading The use of all special tools required for erection of the equipment, exclusive of the maintenance tools specified to be furnished under Section 1B Erection tools shall remain the property of the Contractor and all shipping costs to and from the jobsite shall be at the Contractor's expense (DENTON 10566 TURBINE GEN 62 02001 [ 022786 l 1A-2 Section 1A - GENERAL DESCRIPTION AND SCOPE OF THE WORK 1A 1 GENERAL This section covers the general description, scope of the work, and supplementary requirements for equipment, materials, and serv- ices included under these specifications The equipment and materials covered by these specifications will be in- corporated in the Lewisville Hydroelectric Project located at the outlet works of Lewisville Reservoir near Lewisville, Texas The unit is sched- uled for initial operation by October 1, 1988 and commercial operation by October 25, 1988 1A 2 WORK INCLUDED UNDER THESE SPECIFICATIONS The work under these specifications shall include furnishing fob at the Lewisville Hydroelec- tric Project site, the turbine generator and associated equipment and providing miscellaneous materials and services complete as specified here- in and in accordance with the contract documents defined in Article GC 1 of the GENERAL CONDITIONS All equipment and materials required for a complete turbine generator unit shall be furnished, except as specified otherwise in these specifications The equipment and materials to be furnished shall include, but not neces- sarily be limited to, the following major items Turbine Synchronous Bypass Valve Controller Speed Increaser Generator Excitation System Neutral Grounding Equipment Switchgear Control System The equipment will be tested by the Owner after erection to demonstrate its ability to operate under the conditions and fulfill the guarantees as set forth herein If the tests indicate that the equipment fails to meet guaranteed performance, the Contractor shall make additional teats and modifications in accordance with the procedures stated in the article en- titled GUARANTEE of the GENERAL CONDITIONS and the requirements specified in the article entitled PERFORMANCE TESTS in Section 2A The Contractor shall provide drawings and other engineering data, manu- facturer's field services, tools, instruction manuals, recommended spare parts list, miscellaneous materials and services, and shall participate in design conferences, all as specified herein (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 1A-1 The manufacturer's technical service representatives shall furnish writ- ten certification to the Owner that the equipment has been inspected and adjusted by them or under their direction and that it is ready for ser- vice, all of which shall be done before initial operation of the equip- ment The duties of manufacturer's technical service representatives may in- clude, but may not be limited to, the following a Providing technical advice to assist the erection con- tractor in installing the equipment b Inspecting and testing the equipment after installation and directing any changes or adjustments required to assure proper operation c Providing technical direction during startup and ini- tial operation of the equipment d Directing the correction of any design or manufacturing errors e Instructing the Owner's personnel in the operation and maintenance of the equipment f Providing services required as a condition to providing the warranties and guarantees specified The lump sum prices stated in the Proposal shall include 60 days of ser- vice and six round trips to the site for the field service represent- atives, to provide the services specified under Items (a), (b), (c), and (f) above If the number of days of service and/or the number of round trips actually required under Items (a), (b), (c), and (f) are more or less than the specified quantities, the contract amount will be in- creased or decreased in accordance with the adjustment prices for manu- facturer's technical services stated in the Proposal When, in the judgment of the Engineer, field service representative's time is required under Item (d) above solely and expressly for the purpose of correcting design or manufacturing errors, no payment will be made, nor will the time spent at the site while correcting such errors apply toward the days of service or round trips specified for Items (a), (b), (c), and (f) above When additional field service representative's time is required by the Owner under Item (a) above, the per diem rates for service time plus the rate for each round trip will be paid in accordance with applicable ad- justment prices for manufacturer's technical services as stated in the Proposal, unless covered by the Training Program [DENTON 10566 TURBINE GEN 62 02001 [ 022786 ] 1A-4 1A 4 WORK NOT INCLUDED UNDER THESE SPECIFICATIONS The following items of work will be furnished by the Owner Unloading and field erection of all equipment Motor controls and starters not otherwise specified to be furnished under these specifications Foundations Grouting materials and the placing thereof Permanent electric wiring to connect equipment terminal boxes to the plant electrical system Lubricants for operation Solvents and cleaning materials Operating personnel for startup and tests 1A 5 CONTRACTOR'S SERVICES The services called for in WORK INCLUDED UNDER THESE SPECIFICATIONS shall be in accordance with the following IA 5 1 Submittal of Engineering Data Drawings and other engineering data for the specified equipment and materials are essential to the design and subsequent construction of the entire project The Contractor will be required to submit drawings and engineering data in accordance with the schedule and requirements specified herein to as- sure compliance with the overall construction and operating schedule The Contractor shall allow for a reasonable amount of time for mailing, processing, and Engineer's review of drawings and data in his Engineering Schedule and Procurement/Production/Shipping Schedule 1A 5 2 Manufacturer's Technical Services The Contractor shall furnish the services of one or more manufact— uierTs technical service representa- tives The service representatives shall be technically competent, fac- tory trained, experienced in the installation and operation of the equip- ment, and authorized by the manufacturer to perform the work stipulated The Contractor shall also furnish the field services of direct represen- tatives of the manufacturers of the switchgear, control switchboard, and auxiliary equipment which has rotating parts, or which may require field inspection and adjustment to assure proper operation (DENTON 10566 TURBINE GEN 62 0200) [ 022786 ] IA-3 1A 6 1 Activity Periods and Dates The time periods and dates listed in the Schedule of Activities indicate the latest dates by which the listed activities shall be completed Data, drawings, and lists for planning, engineering and documentation may be submitted earlier than the indicated dates at the Contractor's option 1A 6 2 Engineering Schedule The Contractor shall submit a schedule for engineering associated with the equipment being provided Such schedules shall be updated and submitted by the first of each month until comple- tioniof the engineering effort 1A 6,3 Procurement/Production/Shi in Schedule The Contractor shall submit a detailed procurement production shipping schedule for the equlp- mentiand materials not later than the date indicated, thereafter the schedule shall be updated as directed by the Engineer or Owner, but at least every 30 days 1A 6 4 Schedule of Activities Days After Activity Award of Contract Planning, Engineering 6 Documentation Contractor to deliver design data and performance curves to Engineer 1 Performance curves and data as specified in Article 2A 6 60 2 Turbine generator shaft critical speed calculations 150 3 Final list of cooling and seal water requirements including flow and pressure drop 60 4 Complete listing of all accessory equipment with instrument ranges and recommended contact set points 120 5 All control devices and/ or process set points, ranges, and flow quanti- ties 120 (DENTON 10566 TURBINE GEN 62 02001 [ 022786 ] 1A-6 The per diem rates shall include all costs associated with the service representative's work at the site, including local travel, local travel time wages, and living expenses The round trip rate shall include all expenses for travel to and from the manufacturer's facilities and the Owner's site, including any salary costs for travel time The Owner will not reimburse Contractor for air fare costs exceeding tourist class air fare unless unusual circumstances exist The Contractor shall notify the Owner of such circumstances A day of service (per diem) is defined as 8 man-hours at the site The total number of days of service shall be defined as the total regular time man-hours at the site divided by eight 1A 5 3 Design Conference The Contractor's design engineer shall attend a design conference at a time and place prescribed by the Engineer or Owner to discuss matters relative to the execution of this Contract The Contractor's design engineer shall attend additional design conferences as required bj the Engineer or Owner thereafter to expedite the work 1A 5 4 Instruction Manuals Instruction manuals shall be furnished in accordance with the requirements stated in Section 1C of these specifi- cations and as scheduled herein 1A 5 5 Recommended Spare Parts The bidder shall provide, in his proposal, a listing of recommended spare parts with unit prices fob Denton, Texas A complete listing of spare parts shall be provided not later than the date listed in the Schedule of Activities The complete listing shall include recommended quantities to be stocked, shall clas- sify the relative criticality of parts based on the manufacturer's ex- perience, and shall list the lead time required for manufacture and delivery of each part Original equipment manufacturers' (OEM) names and part numbers shall be included in the listing The Owner shall retain the option of purchasing any one or any combina- tion of spare parts listed at the prices quoted until 6 months after the date of commercial operation 1A 6 SCHEDULE The time of completion of the work is a basic considera- tion of the contract This shall include the completion of various ac- tivities in accordance with the milestone time periods and dates listed in addition to the timely delivery of the equipment and materials The Schedule of Activities included at the and of this article stipulates the milestone time periods and dates for the work included in this Con- tract It is necessary that the Contractor perform the activities shown on or before the dates indicated to avoid delay of the entire project [DENTON 10566 TURBINE GEN 62 0200] [ 022786 ] 1A-5 Days After Activity , Award of Contract Preliminary Certified 6 Switchgear and neutral ground- ing cubicle outline drawing showing equipment layout 60 90 7 Control switchboard outline drawing showing equipment layout 120 150 S Excitation cubicle draw- ings showing overall dimensions and the loca- tion and size of instru- ments mounted in the cubicle 90 150 9 Drawing and catalog data on strainers, pumps, valves, motors, instruments, and other auxiliary equipment 90 210 10 Lube oil diagrams 60 120 11 Controller fluid diagrams 60 120 12 Seal water diagrams 60 120 13 Cooling water diagrams 60 120 14 Turbine bypass valve, speed increaser, controller, and generator foundation design data including equipment loads 60 90 15 Details of foundation bolts, plates, jacks, grout plugs, and piezometer taps 90 120 16 Cross section through the turbine showing details of design and design clearances insofar as practicable 90 150 (DENTON 10566 TURBINE GEN 62 02001 [ 031387 I 1A-8 Days After Activity Award of Contract 6 Generator neutral ground- ing equipment design cal- culations 90 Contractor to participate in design conference 30 Contractor to deliver schedule of engineering to the Engineer 30 Contractor to deliver drawings to Engineer Preliminary Certified 1 Turbine water passage neat lines 30 90 2 General arrangement plan and elevation of turbine, speed in- creaser, generator, controller, and bypass valve equipment and powerhouse arrange- ment, indicating access, with outline dimensions and criti- cal elevations 30 90 3 Outline drawings of tur- bine speed increaser, gen- erator, and bypass valve showing all connections 45 90 4 Controller hydraulic unit showing overall dimensions and the location and size of instruments mounted on the control panels 60 120 5 General arrangement plan and elevation of excitation equipment showing outline dimensions of equipment and arrangement 45 90 [DENTON 10566 TURBINE GEN 62 02001 [ 022786 ] 1A-7 * Days After Activity Award of Contract Preliminary Certified 34 Storage instructions 180 210 35 Startup and commissioning details and procedures 150 180 36 Erection drawings and manual, including breakdown for shipment 210 300 Days After Activity Award of Contract Contractor to deliver completed Motor Information Sheets to Engineer 90 Contractor to deliver initial detailed procurement/production/ shipping schedule to Engineer and Owner 30 Contractor to submit controlled copy of Quality Assurance Manual 30 Contractor to submit shop inspec- tion plan 60 Dates Contractor to deliver "Proof Copy" of Instruc- July _18,_1988 tion Manuals to Engineer d,itdd6/Xl/X9$$ Contractor to deliver 15 copies of accepted Instruction Manuals as October 17, 1988 directed by the Engineer Contractor to deliver complete recommended spare parts list March 20, 1989 to Owner $#�tfil6t/�17X9$$ *Negotiated Revision 1DENTON 10566 TURBINE GEN 62 02001 1 111987 l 1A-10 Days After Activity Award of Contract Preliminary Certified 17 Runner throat ring details 120 180 18 Runner details 120 180 19 Gate and runner servomotor details 120 180 20 Wicket gate details 120 180 21 Turbine main shaft details 120 180 22 Gate operating mechanism details 120 180 23 Guide bearing details 90 150 24 Thrust and guide bearing with support details 90 150 25 Shaft seal details 90 150 26 Detailed pipe routing drawings 90 240 27 Auxiliary equipment block diagrams and panel layouts 90 120 28 Controller block diagram 30 90 29 Detail description of start - stop sequences 90 120 30 Speed sensing device details 90 120 31 Electrical schematic diagrams 90 120 32 Electrical wiring inter- connection diagrams 90 120 33 Electrical wiring internal connection diagrams 150 210 [DENTON 10566 TURBINE GEN 62 02901 [ 031387 ] IA-9 identified by printing on conductor identification sleeves A corductor identification sleeve shall be provided on each end of each internal con- ductor Each sleeve shall be marked with the opposite end destination identification described in Section 1C under WIRTNC DIAGRAMS Conductor identification sleeves shall be not less than 1/2 inch long and shall be as manufactured by the Aura Mark Company, Port Washington, New York or acceptable equal Conductor identification shall be printed on the sleeve with a Thomas S Betts Company Catalog No WT163M-1 marking pen, Panduit Corp Part No PX marking pen, or acceptable equal After in- scription of the conductor identification, the marking sleeve shall be coated with clear acrylic spray coating, Krylon No 1303 as manufactured by Borden, Inc , or acceptable equal Conductor identification shall be permanent, unaffected by heat, solvents, or steam, and not easily dis- lodged Adhesive labels are not acceptable The arrangement of connections on terminal blocks shall be acceptable to the Engineer All connections requiring disconnect plug and receptacle type devices shall be provided with factory terminated conductors on each plug and receptacle Plugs and receptacles shall be factory wired into junction boxes containing terminal blocks for external connections All conduc- tors on the disconnect portion of plug -receptacle assemblies shall be in a common jacket All temporary wiring installed in the factory for equipment testing shall be removed prior to shipment of the equipment 1B 36 PIN AND SOCKET CONNECTORS Pin and socket connectors shall have threaded couplings and crimp type contacts and shall meet Military Speci- figation MIL-C-5015 except for pin and socket plating Pin and socket plating shall be a minimum of 0 000050 inch of gold over 0 000050 inch of nickel Connectors shall be manufactured by Amphenol, Cannon, Pyle - National, or acceptable equal If the Contractor is unable to furnish connectors as specified, he shall submit a sample of the connector he proposes to furnish accompanied by complete manufacturer's specification data with the request for Owner acceptance 1B 37 TERMINAL BLOCKS Terminal blocks shall be furnished with white marking strips and, where permitted by the safety codes and standards, shall be without covers Spare unused terminals shall be furnished on each terminal block for circuit modifications and for termination of all conductors in a multi -conductor control cable Not less than two spare unused terminals shall be furnished for every 10 terminals used Fuses shall not be mounted on terminal blocks Neither step type termi- nal blocks nor angle mounting of terminal blocks will be acceptable (DENTON 10566 TURBINE GEN 62 02001 ( 031387 ] 1B-19 All terminal blocks, except internal terminal blocks in factory prewired electronic systems cabinets and terminal blocks for thermocouple exten- sion wire, shall be rated 600 volts minimum and shall have strap screw terminals Terminal blocks for 10 AWG and smaller 600 volt insulated conductors shall be Marathon 1500 Series or acceptable equal Terminal blocks for thermocouple extension wire shall be Buchanan Medium Duty with thermocouple contacts, or Marathon 200 Series with Omega Engineering Inc Type TL terminal lugs for terminal blocks, or acceptable equal Terminal blocks shall be appropriately sized for larger wire size as necessary 1B 38 FUSE BLOCKS Where fuse blocks rated 30 amperes, 250 volts are required, they shall be modular type with bakelite frame and reinforced retaining clips Blocks shall be Class H, 2-pole, Model No H25030-2SR screw terminal fuse blocks as manufactured by Underwriters Safety Device Co , 7300 West Wilson Avenue, Chicago, Illinois 60656 or acceptable equal Blocks for other current and voltage ratings shall be similar in construction and by the same manufacturer 1B 39 FUSES Where slow blow fuses are required for protection of equipment, they shall be Bussmann Type MDL, or acceptable equal, with ampere ratings of 1/4, 1/2, 1, or 2 Where fast acting fuses are required for protection of equipment they shall be Bussmann Type NON, or acceptable equal, with ampere ratings of 1, 3, 6, 10, 15, 20, or 30 1B 40 ELECTRICAL ACCESSORY DEVICES Electrical accessory devices shall be furnished in accordance with the requirements stated herein unless otherwise specified in the detailed specification sections 1B 40 1 Electrical Instruments All indicating instruments for electri- cal quantities shall be of the switchboard type with 1 percent accuracy classification, shall be designed for flush mounting, and shall be ap- proximately 4 inches square All analog instrument scales shall consist of black markings on a white background Any instrument which is checked in the field and found to be inaccurate in excess of 2 percent will be returned to the Contractor for calibration or replacement without cost to the Owner All ac instruments shall be designed for operation through 5 ampere current transformer secondaries and 120 volt potential trans- former secondaries Analog instruments shall be General Electric (Yoke- gawa) Type AB-40, Westirghouse Type 241, or acceptable equal Digital instruments shall be Yokagawa Series 2350 or acceptable equal 1B 40 2 Control Relays General service auxiliary relays shall be Gould Incorporated Type J101, J11A, J13P, or acceptable equal Where current carrying requirements exceed the capacity of the general service auxil- iary relays, auxiliary relays shall be General Electric Type BFA or HGA, Westinghouse Type MG-6, or acceptable equal jDENTON 10566 TURBINE GEN 62 02001 I 031387 ] 1B-20 All spare contacts on all electrical devices except control switches and locRout relays shall be wired out to accessible terminal blocks for fu- ture external connection One spare normally open and one spare normally closed contact on each control switch and lockout relay shall be wired out to terminal blocks All wiring leaving an enclosure shall leave from terminal blocks and not from other devices to the enclosure Auxiliary equipment such as terminal blocks, auxiliary relays, or contac- tors shall be readily accessible Auxiliary equipment shall be located in compartments, enclosures, or junction boxes in such arrangement that a serviceman will have direct access to the equipment without removal of barriers, cover plates, or wiring Terminal blocks for external connections shall be grouped in the instru- ment and control compartment for easy accessibility unrestricted by in- terference from structural members and instruments Sufficient space shall be provided on each side of each terminal block to allow an orderly arrangement of all leads to be terminated on the block Arrangement of circuits on terminal blocks shall be such that all connections for one circuit plus any spare conductors shall be on adjacent terminals Terminal blocks shall not be mounted in compartments containing cables or buses operating at voltages above 600 volts A shorting type terminal block shall be installed at an accessible loca- tion for each set of current transformers supplied with the equipment furnished under these specifications The shorting terminal block shall be the one nearest the current transformers No other shorting type ter- minal blocks are required unless specified otherwise All electrical cables shall be conservatively selected for the electrical and environmental conditions of the installations and shall be of the best construction for the service where unusual service conditions are encountered Oil -resistant and proper temperature application cable shall be used throughout Except where required to be otherwise to per- form satisfactorily in the service, all electrical conductor shall be Class B, stranded copper, 14 AWG or larger MI cable is not acceptable Control panel and cabinet wiring shall be stranded copper conductor with flame retardant cross -linked polyethylene insulation rated 600 volts and shall meet the requirements of UL 44 for Type SIS The insulation shall also most the requirements of ICEA S-66-524, Paragraph 7 8 3 1, and shall be Rockbestos Firewall SIS, General Electric Vulkene Type SIS, SI No 57275, or acceptable equal (DENTON 10566 TURBINE GFN 62 02001 [ 031387 l 1B-17 General service power and control cables, integral to the equipment fur- nished but not internal wiring of control cabinets or panels, shall be rated for the maximum service voltage but not less than 600 volts Power conductors and single conductor control cables shall have ethylene pro- pvlene rubber insulation with a neoprene conductor jacket, and multi - conductor control cables shall have flame resistant cross -linked poly- ethylene conductor insulation and an overall neoprene jacket or acceptable equal insulation systems, except NFC Type SF-2 silicone rubber insulated cable with braided glass jacket shall be used where ambient conditions cause conductor operating temperatures to exceed the temperature ratings of the general service cable insulation furnished All thermocouple wire shall be solid conductor with twisted and shielded conductor pairs Insulation shall be color coded in accordance with the requirements of ANSI MC96 1 These requirements also apply to thermo- couple extension wire which is furnished internal to Contractor -furnished equipment The shield wire for each thermocouple furnished for external connections shall be terminated on an ungrounded terminal Control conductor terminal connectors shall be compression type connec- tors properly sized for the conductor and the terminal The connectors shall be constructed of copper and shall be tin plated The interior surface of the connector wire barrel shall be serrated, and the exterior surface of the connector wire barrel shall be furnished with crimp guides Noninsulated terminal connectors are acceptable for conductors terminated on devices equipped with individual fitted covers, such as General Elec- tric Type SB-1 control switches and General Electric Type BEA lockout re- lays Preinsulated ring type terminal connectors shall be used on all current and potential transformer circuits All other terminal connec- tors for conductors smaller than 8 AWG shall be preinsulated ring type or preinsulated spade type Preinsulated terminal connectors shall include a vinyl sleeve, color coded to indicate conductor size Ring type connectors shall be manufactured by AMP, 3M, or acceptable equal Spade type connectors shall be AMP slotted spring spade or 3M Scotchlok Series 61 snap spade terminal connectors Connectors for thermocouple extension wire shall be Omega Engineering Inc Type SL, or acceptable equal Each terminal block, terminal, conductor, relay, breaker, fuse block, and other auxiliary device shall be permanently labeled to coincide with the identification indicated on the drawings All terminals provided for termination of external circuits shall be identified by inscribing cir- cuit designations acceptable to the Engineer on the terminal block mark- ing strips with black paint All other wiring terminations shall be (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 1B-18 Insulated bushings with insulating inserts in metal housings shall be provided on all conduit not terminated in hubs and couplings Grounding tvpe bushings shall be provided on all conduit containing power circuits and on all conduit on equipment to be located in hazardous areas Stand- ard bushings shall be galvanized All conduit shall be installed in exposed runs parallel or perpendicular to dominant surfaces with right angle turns made of symmetrical bends or fittings A run of conduit shall not contain more than the equivalent of four quarter bends, including those immediately at outlets and fittings Bends in conduit shall be made without reducing the internal diameter of the conduit All conduit runs shall be rigidly supported Each conduit shall be sup- ported within 1 foot of junction boxes and fittings Support spacing along conduit runs shall be as follows Conduit Size Maximum Distance Between Supports 1/2 inch through 1-1/4 inch 5 feet 1-1/2 inch and larger 10 feet Conduit shall be supported by means of conduit clamps and clamp -backs Moisture pockets shall be eliminated from conduits If water cannot drain to the natural opening in the conduit system, a hole shall be drilled in the bottom of a pull box or a "C-type" conduit fitting pro- vided in the low point of the conduit run Conduit shall be securely fastened to all boxes and cabinets Threads on metallic conduit shall project through the wall of the box to allow the bushing to butt against the end of the conduit The locknuts both inside and outside shall then be tightened sufficiently to bond the conduit se- curely to the box The raceway system provided for all interconnecting wiring shall be ac- ceptable to the Engineer 1B 34 ELECTRICAL ENCLOSURES Unless indicated otherwise in these speci- fications, electrical enclosures, except junction boxes and pull boxes 4 inch trade size and smaller, shall be as follows Location Enclosure Type Indoor Dry areas NEMA 12 (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 1B-15 Lgcation Enclosure Type Areas where moisture conditions are more severe than those for which NEMA 12 enclo- sures are intended NEMA 4 Electrical enclosures, eycept those of cast metal, shall be constructed from steel plate reinforced as required to provide true surface and ade- quate support for devices mounted thereon Thickness of the steel plate shall conform to the requirements of UL Enclosures shall be of adequate strength to support mounted components during shipment and to support a concentrated load of 200 pounds on their top after erection Free-standing enclosures shall be 90 inches high, not more than 20 feet wide, and not more than 36 inches deep All junction boxes or pull boxes 4 inch trade size or smaller in any di- mension shall be galvanized malleable iron or acceptable equal cast fer- rous metal Junction boxes and pull boxes shall be in accordance with the require- ments of NEC, Article 370, Paragraphs 18, 19, 20, and 21 and shall be without knockouts Except as indicated otherwise in these specifications or on the drawings, all junction boxes and pull boxes larger than 4 inch trade size in all dimensions for use in indoor locations shall be sheet steel hot -dip gal- vanized after fabrication and those for use in outdoor or damp locations shall be galvanized malleable iron or acceptable equal cast ferrous metal, sheet steel hot -dip galvanized after fabrication, or sheet steel epoxy coated inside and outside after fabrication The epoxy coating shall consist of a 2 to 3 mil base coat of Z R C as manufactured by ZRC Chemical Products Company, followed by two finish coats of epoxy Each finish coat shall be a minimum of 2 mils thick 1B 35 WIRING In general, all devices furnished under these specifica- tions and requiring electrical connections shall be designed for wiring into electrical enclosures with terminal blocks Terminal blocks shall be furnished for conductors requiring connection to circuits external to the specified equipment, for internal circuits crossing shipping splits, and where equipment parts replacement and maintenance will be facili- tated Splices will not be permitted in control wiring or instrument leads [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 1B-16 Thermocouples shall be single element, stainless steel sheathed, com- pacted magnesium oxide insulated type, with ungrounded measuring junc- tions Thermocouples and extension wire shall meet the standard limits of error specified in ANSI MC96 1 Temperature detectors shall be ISA Type T (copper-constantan) tFermocou- ples with Type TX extension wire Resistance temperature detectors for fluid system temperature measure- ments shall be 100 ohm platinum, metal sheathed, ceramic packed, un- grounded resistance temperature detectors Temperature detectors for motor winding temperatures shall be as speci- fied in Section ID 1B.30 10 Thermowells Fluid system temperature sensors shall be equipped with thermowells Thermowells shall be one-piece solid bored Type 316 stainless steel of stepless tapered design Maximum bored in- ternal diameter shall be 0 387 inch The design of thermowells shall be certified acceptable for the maximum conditions of temperature, pressure, and fluid velocity by methods described in ASME Performance Test Code 19 3-1974, Chapter 1, Paragraphs 8 through 19 The acceptability of each well shall be demonstrated to the Engineer Thermowells shall be threaded and constructed to allow seal welding after installation Thread sizes shall be as follows Air duct wells All others 1 inch NPT 3/4 inch NPT Thermowell insertion length shall be as determined by the manufacturer, unless otherwise specified in the Technical Requirements Thermowell outside diameter at the beginning of the taper shall be approximately the same as the root diameter of the threads Each thermowell shall be fur- nished with a stainless steel extension nipple of the length determined by the manufacturer, unless otherwise specified in the Technical Require- ments 1B 31 CONTROL POWER Electrical power for control and instrumentation will be a nominal 120 volt, single-phase, 60 hertz, alternating current, or a nominal 42 volt direct current The Contractor shall provide any devices required for proper operation and protection of the equipment during electrical power supply and ambient temperature fluctuations de- scribed in the following paragraphs All do electrical control devices shall tion on an ungrounded station battery at do Electrical devices served from this ground connections on it [DENTON 10566 TURBINE [ 031387 1B-13 be designed for continuous opera - any voltage from 34 to 48 volts supply shall not impose any GEN 62 02001 All ac electrical control devices shall, unless otherwise specified, be designed for continuous operation at any voltage from 102 to 132 volts alternating current The dropout voltage shall be less than 75 volts for relays and 90 volts for contactors and starters Alternating current electrical control devices operating at nominal voltages other than 120 volts shall be designed for continuous operation over proportional volt- age variations All devices shall be guaranteed to operate satisfactorily under voltage conditions specified in the above paragraphs and at a range of ambient temperatures from 50 C to -30 C outdoors and from 50 C to 0 C indoors 1B 32 AUXILIARY POWER Auxiliary equipment, such as motors, transform- ers, and rectifiers, requiring electrical power shall be designed to operate from one of the nominal electrical power sources as follows Volts Phase Hertz 480 3 60 120 1 60 42 do -- (Emergency) Alternating current motor voltage ratings with relation to horsepower shall be in accordance with the following Horsepower Volts Phase Below 3/4 115 1 3/4 thru 250 460 3 Emergency motors shall be designed to operate from a nominal 42 volt do supply Direct current motors shall be capable of continuous operation at any terminal voltage from 34 to 48 volts do Variations from motor design voltages specified must be acceptable to the Engineer 1B 33 RACEWAY Unless specified otherwise, all raceway interconnections between devices, panels, boxes, and fittings shall conform to ANSI C80 1 and UL 6 All conduit connections shall be of the threaded type Unless specified otherwise, all conduit shall be hot -dip galvanized rigid steel All conduit entering outdoor enclosures shall enter through Efcor "Water- Tite" malleable iron hubs or threaded openings One exterior locknut and one interior locknut and one bushing shall be provided at the termination of each conduit not terminated in a hub Locknuts shall be designed to securely bond the conduit to the box or cabinet when tightened Locknuts shall be so constructed that they will not be loosened by vibration [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 1B-14 National Acme Company "Snaplock" Series EA-170-14100 (D240OX-ST) Switches shall have not less than two normally open and two normally closed contacts 1B 30 2 Pressure Switches Pressure switches shall be selected as fol- lows General static pressure switches or differential pressure switches for normal static pressure shall be Static "0" Ring Low differential pressure switches for low static pressure ranges shall be manufactured by Dwyer Instruments, Inc Low differential pressure switches for high static pressure and applications requiring both indication and pressure switch contacts shall be implemented with equipment manufac- tured by ITT Barton, Process Instruments, Inc regardless of the range The acceptability of each pressure switch with respect to range, over- pressure capability, repeatability, and deadband shall be demonstrated to the Engineer 11 2 0 3 Temperature Switches Temperature switches shall be Allen- Bradley Bulletin 837 with NEMA 4 enclosures Special length armored capillary tubes shall be furnished where required Thermowells shall be furnished as required and shall be as specified in this Section 1B under the article entitled Thermowells The acceptability of each temperature switch with respect to range, repeatability, and deadband shall be demon- strated to the Engineer 1B130 4 Level Switches Level switches shall be Magnstrol having float and body construction appropriate to the service conditions of the sys- tems to which they are connected Switch elements shall be of the vibra- tion resistant mercury bottle type magnetically coupled to the float Two switch elements shall be available at each level point monitored Each switch element shall be reversible for NC or NO operation or shall beidouble-throw construction Switch housings shall be splashproof con- struction, unless otherwise specified 1B 30 5 Solenoid Valves Solenoid valves shall be manufactured by Auto- matic Switch Company Valves shall be selected to incorporate body con- struction, trim materials, and internal arrangements suitable to the application and shall be acceptable to the Engineer Solenoid enclosures shall be NEMA 4 unless otherwise specified Solenoid coils shall be Cliass H high temperature construction and shall be suitable for continu- ous duty (DENTON 10566 TURBINE GEN 62 02001 [ 030885 l 1B-11 1B 30 6 Valve Manifolds Each pressure switch and pressure gauge shall be furnished with a manifold to provide shutoff qnd calibration capabili- ties Instrument with one process connection shall be fitted with a two valve manifold Instruments with two process connections shall be fitted with a three valve manifold Valve manifolds shall be as specified be- low Two valve manifold Anderson, Greenwood & Company assembly PT7MHS, 316 stainless steel body and trim, 1/2 inch connections Three valve manifold Anderson, Greenwood & Company assembly MIES, 316 stainless steel body and trim, 1/2 inch process and instrument connec- tions, 1/4 inch test ports 1B 30 7 Pressure Gauges Gauges shall be 4-1/2 inch Ashcroft "Dura- gauge " Diala shall be engraved with service legends, or separate name- plates of engraved laminated phenolic shall be attached to the gauge faces to identify the service Legends shall be as directed by the Engi- neer All gauges shall have stainless steel movements and nylon bear- ings Gauges for panel mounting shall be Type 1377 Gauges for separate mountings shall be Type 1379 with 1/2 inch NPT bottom connections Each gauge except control air gauges shall be furnished with an Ashcroft Type 1106S pulsation dampening valve of the same material as the Bourdon tube 1B 30 8 Thermometers Thermometers for local mounting shall be Ashcroft "Du ratemp' 600B, 4-1 2 inch dial "Every Angle" gas actuated thermometers Thermometers for panel mounting shall be Ashcroft 4-1/2 inch dial 600A gas actuated with Type 1377 case and stainless steel armored capillary tubing of length required for the installation The dials shall be en- graved with service legends, or separate nameplates of engraved laminated phenolic shall be furnished attached to the dial faces to identify the service Legends shall be as directed by the Engineer Thermowells shall be furnished for all thermometers and shall be as specified in this Section 1B under the article entitled Thermowelle 1B 30 9 Temperature Detectors Temperature detectors shall be thermo- couples or resistance temperature detectors as required by the following paragraphs and the detailed specifications Temperature detectors equipped with thermowells shall be spring -loaded and shall be furnished as complete assemblies, each including a well, nipple, and weatherproof connection head Thermowells shall be as speci- fied in this Section 1B under the article entitled Thermowells [DENTON 10566 TURBINE GEN 62 02001 [ 030885 ] 1B-12 shafts by press fits and keys Couplings shall be of the all metal lu- bricated gear flexible type, Koppers "Fast" or acceptable equal Shaft couplings shall be sized to transmit the maximum brake horsepower requirements of the driven equipment with a service factor of not less than 2 1B 27 E UIQ PMENT BASES A cast iron or welded steel baseplate shall be provided for all rotating equipment which is to be installed on a con- crete base Each baseplate shall support the unit and its drive assembly and shall be of a neat design with pads for anchoring the units Base - plates for equipment subject to water or oil leakage shall be provided with a raised lip all around and shall have a threaded drain connection 1B.28 PIPING All piping shall be in accordance with ANSI B31 1 - Power Piping The following minimum requirements shall apply All piping other than control and instrument piping Fittings ASTN A106 Grade B steel 2-1/2 inches and larger shall be Schedule 40 minimum 2 inches and smaller shall be Schedule 80 minimum 2-1/2 inches and larger Butt weld type 2 inches and smaller Forged steel socket weld type Valves 2-1/2 inches and larger Carbon steel, Class 150 mini- mum, butt weld ends 2 inches and smaller Carbon steel, Class 600 mini- mum, socket weld ends Joints shall be provided as required to facilitate assembly or disassem- bly of equipment The joints shall be forged steel unions with hardened and ground stainless steel seats for piping 2 inches and smaller and shall be flanged joints for piping 2-1/2 inches and larger 1B 28 1 Instrument Piping Instrument piping shall be in accordance with ANSI B31 1, and shall be 1/2 inch outside diameter stainless steel, ASTM A213 TP316H Fittings for tubing smaller than 1 inch shall be flareless bite type, Swagelok or acceptable equal, brass for copper tubing, and stainless steel for stainless steel tubing Tubing supports shall be furnished to (DENTON 10566 TURBINE GEN 62 02001 [ 030885 ] 1B-9 minimize vibration, and shall be copper or copper plated steel Tubing bends shall be made without reducing the internal diameter of the tubi.;ig All tubing shall be blown clean with dry compressed air after routing but prior to attachment to devices at either end Piping within instrument enclosures shall be arranged to allow any device to be serviced, disconnected, or removed from the enclosure without dis- connecting piping to other devices Tubing for external connections shall be terminated on bulkhead fittings in the bulkhead plate The Con- tractor shall furnish 20 percent spare fittings on the bulkhead plate for external connections Each tubing termination shall be identified by a metal tag stamped with the identification number furnished by the Engineer for the connected device In instrument enclosures, deflection plates of not less than 13 USS gauge sheet steel shall be furnished above electrical devices and wiring lo- cated under piping or instruments which contain liquid or which are cali- brated or tested with liquid Piping schematic, connection, and interconnection diagrams shall be sub- mitted to the Engineer for acceptance 1B 29 EQUIPMENT COOLING WATER Plant cooling water will be taken from the penstock, upstream of the guide vanes Design water temperature shall be 90 F A complete listing of all equipment requiring cooling water shall be submitted, including flows and pressure drops Equipment utilizing cooling water shall have design pressure of 75 psig minimum Cooling water pressure drop across any equipment shall not exceed 8 psi 1B 30 INSTRUMENTATION Instrumentation components furnished with the equipment shall be in accordance with the following articles and shall be constructed to withstand the temperatures encountered in the actual serv- ice 1B 30 1 Limit Switches Limit switches, except those integrally mounted on motor operated valves, shall be selected from the following alter- nates National Acme Company "Snaplock" Series EA-700-20000 (SL 3) Switches shall have not less than two normally open and two normally closed contacts National Acme Company "Snaplock" Series EA-700-30000 (SL 4) Switches shall have not less than three normally open and three normally closed contacts (DENTON 10566 TURBINE GEN 62 02001 I 031385 ] 1B-10 shall be taped to seal the interior of the equipment Open ends of pip- ingi , tubing, and conduit shall be sealed and taped Returnable containers and special shipping devices shall be returned by the manufacturer's field representative at the Contractor's expense 1B'19 TOOLS The Contractor shall furnish and ship with each piece of equipment one set of all special tools required for dismantling and main- tenance of the equipment The tools shall be shipped in separate heavily constructed wooden boxes provided with hinged covers and padlock hasps Maintenance tools for each piece of equipment shall be boxed separately and the boxes shall be marked with the large painted legend as follows CITY OF DENTON, TE W LEWISVILLE HYDROELECTRIC PROJECT MAINTENANCE TOOLS FOR (Name of Equipment) ERECTION CONTRACTOR DO NOT OPEN ERCEPT WITH OWNER S PERMISSION A weatherproofed itemized list of the contents shall also be attached to the outside of each box The maintenance tools shall include all special handling rigs, bars, slings, and cable All maintenance tools shall be in new and unused con- dition and shall become the property of the Owner The bidder's proposal shall include the list of maintenance tools which shall be furnished with the equipment In addition to the tools for maintenance and dismantling, the Contractor shall furnish the use of all special tools required for erection of the equipment Erection tools shall remain the property of the Contractor and all shipping costs to and from the jobsite shall be at the Contrac- tor's expense Erection tools for each piece of equipment shall be boxed separately Erection tools shall not be boxed with maintenance tools 1B 20 ALIGNMENT AND BALANCE All rotating parts shall be true and dy- namically balanced Excessive noise or vibration, in the opinion of the Owner, will be sufficient cause for rejection of the equipment All ro- tating equipment shall be balanced at the factory All rotating equipment, except electric motors, shall be factory balanced to a level such that vibration displacement in mils peak -to -peak is not more than indicated under "GOOD" on IRD Mechanalysis, Inc Curve 305D, "General Machinery Vibration Severity Chart," or as required for relia- bility and longevity, whichever requirement, as determined by the Engi- neer, is the more stringent Electric motors shall be balanced by the manufacturer in accordance with NEMA standards [DENTON 10566 TURBINE GEN 62 02001 [ 030885 1B-7 1B 21 NOISE LEVEL The equivalent "A" weighted sound level, measured at 5 feet elavation above floor level and 3 feet horizontally from the base of any of the equipment furnished under these specifications, expressed in decibels to a reference of 0 0002 microbar, shall not exceed 85 dBA 1B 22 DESIGN COORDINATION The Contractor shall be responsible for the selection and design of all equipment and materials which will provide the best coordinated performance of the entire system Components of rotating equipment shall be selected so that the natural frequency of the complete unit is not at or critically near the operating range of the unit Where actual design characteristics of proposed components vary from those quoted in the Proposal or specified, the Contractor shall take these into account in the establishment of design criteria for related components 1B 23 LUBRICATION Equipment shall be lubricated by systems designed for continuous operation Lubrication systems shall not waste lubricants and shall not require attention during startup and shutdown, or routine inspection more frequently than once weekly Oil lubricant level indicators shall be furnished and marked to indicate proper levels under both standstill and operating conditions 1B 24 ENCLOSED GEAR DRIVE UNITS Enclosed gear drive units furnished as a part of the equipment specified shall be designed for continuous serv- ice and shall be in accordance with the latest AGMA standards for the type of gear drive being furnished Each gear drive unit shall be capable of withstanding the motor torques developed during start, acceleration, and deceleration if stalled 1B 25 SAFETY GUARDS Guards shall be provided for protection of person- nel from all exposed moving and/or rotating machine elements Each guard shall be fabricated from ASTM A36 steel plate having a minimum thickness of 3/16 inch and designed for easy installation and removal Necessary supports and accessories shall be furnished with each guard iB 25 1 Horizontal Shaft Equipment Safety guards for horizontal shafts, shaft couplings, belt sheaves, etc , shall be of the inverted "U" design with sides extending to the equipment base or baseplate 1H 25 2 Vertical Shaft Equipment Safety guards for vertical shafts, shaft couplings, etc , shall be of 360 degree construction with bolted vertical joints Hinged sections shall be provided for inspection of couplings and glands 1B 26 SHAFT COUPLINGS Shaft couplings shall be used between all drives and driven equipment Couplings shall be attached to driver and driven [DENTON 10566 TURBINE GEN 62 02001 [ 030885 1B-8 Exposed surfaces shall be finished smooth, thoroughly cleaned, and filled as necessary to provide a smooth uniform base for painting 1B 17 1 Paintin Shop coating systems for steel equipment and other ferrous metal surfaces shall be as specified on the indicated Coating System Data Sheets, included at the end of this section Where specific products are not listed, the coating materials shall meet the criteria indicated Where specific products are listed, coating materials by other manufacturers may be acceptable In either case, information as- suring conformance with the specified criteria shall be submitted with the Proposal Unless otherwise specified, finish paint colors will be selected by the Owner Coatings shall not be applied when the surface temperature is within 5 F of the dew point All application procedures shall be in accordance with the coating manufacturer's written instructions The Contractor shall furnish sufficient touchup paint for repairing 25 percent of the area on all exterior factory painted surfaces Touchup paints shall be of the same types and colors as the factory applied paints and shall be carefully packed to avoid damage during shipment Complete painting instructions shall be furnished 1B 17 1.1 Electrical Equipment Electrical equipment, including panels, switchgear, motor control centers, transformers, motors, and other simi- lar equipment, shall be cleaned, prepared, and coated in accordance with Coating System Data Sheet El 13 17 1 2 Mechanical Equipment Mechanical equipment, including pumps, compressors, valves, valve operators, dampers, damper drives, mills, grinding apparatus, external piping surfaces, conveying machinery, and other similar equipment shall be cleaned, prepared, and coated in accord- ance with Coating System Data Sheet E16 No paint shall be applied to surfaces within 3 inches of field welded connections 1B 17 1 3 Structural Steel and Miscellaneous Metals Structural steel and miscellaneous metals including all items fabricated of structural and miscellaneous steel such as ducts, hangers, supports, and similar fabri- cated steel assemblies shall be cleaned, prepared, and coated in accord- ance with Coating System Data Sheet Al No paint shall be applied to surfaces within 3 inches of field welded connections `DENTON 10566 TURBINE GEN 62 02001 022786 1 1B-5 1B 17 2 Preservative Coatings Ferrous surfaces which should not be painted and are subject to corrosion shall be coated with rust -preventive compound, equivalent to Houghton "Rust Veto 344" or Rust-Oleum "R-9 " The manufacturer and manufacturer's designation of all preservative coat- ings proposed to be used shall be submitted to the Engineer for accept- ance prior to application Machined surfaces of weld -end preparations shall be coated with consum- able rust -preventive coating equivalent to "Deoxaluminits" manufactured by Special Chemicals Corp , or "Bloxide" manufactured by Tempil Division of Big Three Industries 1B 17 3 Galvanizing Galvanizing specified in the detailed specifica- tions shall be in accordance with the following requirements Structural steel members and steel assemblies shall be "pickled" after all cutting, punching, reaming, drilling, tapping, and other fabrication processes which would damage galvanizing have been completed The pick- ling shall be done in accordance with the latest accepted practice and shall continue until all scale, rust, grease, and other impurities have been completely removed The steel shall then be hot -dip galvanized in accordance with ASTM A123 Where either member to be bolted is galvanized and where required by the detailed specifications, erection and structural bolts shall be galva- nized in accordance with ASTM A153 and the applicable requirements of ASTM A325 18 18 PROTECTION All equipment shall be boxed, crated, or otherwise suitably protected during shipment, handling, and storage Equipment having antifriction or sleeve bearings shall be protected by weathertight enclosures Coated surfaces shall be protected against impact, abrasion, discolora- tion, and other damages Surfaces which are damaged shall be repaired Electrical equipment, controls, and insulations shall be protected against moisture and water damage All external gasket surfaces and flange faces, couplings, rotating equipment shafts, bearings, and like items shall be thoroughly cleaned, coated with rust -preventive compound as specified above, and protected with suitable wood, metal, or other substantial type covering to ensure their full protection All exposed threaded parts shall be greased and protected with metallic or other sub- stantial type protectors All piping, tubing, and conduit connections on equipment and other equip- ment openings shall be closed with rough usage covers or plugs Female threaded openings shall be closed with forged steel plugs The closures (DENTON 10566 TURBINE GEN 62 02001 ( 030885 1B-6 Earliest Latest Acceptable Acceptable Delivery Date Delivery Date Contractor deliver equipment to jobsite All embedded parts, founda- tion bolts, and foundation December 1, 1988 December 16, 1988 plate )AA7/7S7/2978 7�lr��7Xl/X978 — — Switchgear channel sills December 1, 1988 December 16, 1988 R0/187/19$8 7iWi7/70s — — Remainder of turbine and January 1, 1989 January 16, 1989 speed increaser 7Qo7m717s 4a1 /X171708 Synchronous bypass valve January 1, 1989 747i7X817X7es January16, 1989 7d P17/797$ Controller Januaryy 1, 1989 7d�E7X817X78-i — January16, 1989 — 7,47X7/797B Generator and excitation January 16,_ 1989 February 1, 1989 system 7i7i7X}1/1988 Whf—lX71/X9$7 Switchgear and neutral February 1 1989 February 16, 1989 grounding compartment 7017131744 7Qi79717/1978 Control switchboard and all February 1, 1989 February 16, 1989 other equipment 7td-2i7X717X787 7444717/ 00 Date Initial Operation Date A it 19, 1989 i5647/717170S Commercial Operation Date *Negotiated Revision MayY 9, 1989 7iib$E7/7$7/X98s [DENTON 10566 TURBINE GEN 62 0200] ( 111987 ] 1A-11 shall provide for the prevention and ready detection of discrepancies and for timely and positive corrective action The Contractor shall make ob- jective evidence of quality conformance readily available to the Owner and the Engineer Instructions and records for quality assurance shall be controlled A copy of the Quality Assurance Manual shall be submitted to 'the Engineer Based on the Quality Assurance Manual and code requirements, the Contrac- tor shall develop a shop inspection plan for the work covered under these specifications The shop inspection plan shall be submitted to the En- gineer 1B 11 NUMBERING SYSTEM The Engineer will establish an identification numbering system to provide consistent numbering throughout the generat- ing unit All electrical devices, control and instrumentation equipment, valves, and other items of similar nature shall be permanently identified with the identification number supplied by the Engineer Except as spec- ified otherwise in these specifications, the identification shall be en- graved on stainless steel or laminated phenolic tags or nameplates at the option of, and as acceptable to, the Engineer and permanently affixed to the device The Engineer's identification numbers shall be included on the manufacturer's drawings 1B.12 FACTORY ASSEMBLY Equipment shall be shipped completely factory assembled, except when the physical size, arrangement or configuration of the equipment, or shipping and handling limitations make the shipment of completely assembled equipment impracticable, in which case the equipment shall be assembled and shipped as stated in the Contractor's proposal When proposals are submitted without statements describing sectional shipments, it will be understood that no field assembly of the equipment will be required and the Contractor shall be responsible for all costs encountered in the field for assembly of sections, accessories, or appur- tenances not listed in the Proposal as requiring field assembly All separately packaged accessary items and parts shall be shipped with the equipment Containers for separately packaged items shall be marked so that they are identified with the main equipment An itemized packing slip, indicating what is in that container only, shallabelattached tothe outside of each container used for packaging inside of each container A master packing slip, covering all accessory items for a given piece of equipment which are shipped in separate con- tainers, shall be attached to one container 1$ 13 CONSOLIDATED SHIPMENTS Except where authorized by the Owner in writing, t a Owner will not accept direct shipments of Contractor -furnished materials and equipment from subcontractors The Contractor shall assem- ble shipping units composed of those items of materials and equipment which he obtains from subcontractors Shipping unit assembly shall be at one of the Contractor's regular business addresses Each item shall be tagged with its individual identification used on the drawings for this EDENTON 10566 0 RB 6E GEN 62 02001 1B-3 Contract and shipped as part of a shipping unit to the construction site All shipments from the Contractor's shipping unit assembly location shall be packaged and identified as indicated in this section The Contractor shall state in his proposal the minimum quantity of materials and equip- ment he will assemble as a shipping unit, his proposed tagging system for individual items of material and equipment included as part of a shipping unit, and the assembly location for shipping units 1B 14 PACKAGING AND IDENTIFICATION OF SPARE PARTS Spare parts shall be shipped in heavily constructed wooden boxes The boxes shall be designed as permanent storage enclosures Separate boxes shall be used for the spare parts for each major piece of equipment Where applicable, boxes shall be designed and constructed for return shipment of damaged or worn components for repair Spare parts shall be protected from damage due to moisture and dirt ac- cumulation during an extended storage period by use of special coatings, airtight membranes, bags of desiccant, or other means acceptable to the Engineer Each box shall be marked with the large painted legend as follows CITY OF DENTON, TEXAS LEWISVILLE HYDROELECTRIC PROJECT SPARE PARTS FOR (Name of Equipment) ERECTION CONTRACTOR DO NOT OPEN EXCEPT WITH OWNER S PERMISSION A weatherproofed itemized list of the contents shall be attached to the outside of each box. A similar list shall be inside each box 1B 15 SPECIAL SHIPPING REQUIREMENTS Where specified, the manufacturer shall mount and Ship impact recorders on each railcar transporting the specified equipment The impact recorders shall be mounted at the fac- tory to provide a permanent record of the magnitude of axial, transverse, and vertical forces to which the equipment will be subjected while in transit The custody of the impact recorders upon arrival at the plant site shall be the responsibility of the manufacturer's field representa- tive The recorder impact charts shall be delivered to the Owner and shall become part of the furnished equipment 1B 16 WELDING If the manufacturer has special requirements relating to welding procedures for welds at the terminals of the equipment and if such welding is to be performed under separate specifications, the re- quirements shall be stated on the manufacturer's drawing of the affected part 1B 17 SHOP COATING All metallic surfaces subject to corrosion shall be protected by suitable coatings applied in the shop Surfaces which will be inaccessible after assembly shall be protected for the life of the equipment The surfaces shall be cleaned, prepared, and coated in the shop [DENTON 10566 TURBINE GEN 62 02001 [ 022786 ] 1B-4 Section 1B - GENERAL EQUIPMENT SPECIFICATIONS 1B 1 GENERAL These General Equipment Specifications apply in general to all equipment and materials and are supplementary to the detailed specifications If requirements specified herein are in conflict with requirements specified in the detailed specifications, the detailed specifications shall govern to the extent of such conflict The Proposal shall be based upon the use of equipment and materials com- plying fully with the requirements specified in this Section 1B It is recognized that the Contractor may have standardized on the use of cer- tain components, materials, processes, or procedures different than those specified herein Alternates in addition to the base proposal on the basis of supplying the Contractor's standard components, materials, proc- esses, or procedures will be considered The alternate proposal shall clearly stipulate the alternate proposed, the specific exceptions to the specifications, and the price change applicable for supplying such alter- nate 1B 2 REFERENCED STANDARDS Reference to the standards of any technical society, organization, or association, or to the laws, ordinances, or codes of governmental authorities shall mean the latest standard, code, or specification adopted, published, and effective at the date of taking bids unless specifically stated otherwise in these specifications The specifications, codes, and standards referenced in these specifica- tions (including addenda, amendments, and errata) shall govern in all cases where references thereto are made In case of conflict between the referenced specifications, codes, or standards and these specifications, the latter shall govern to the extent of such difference 1B.3 MATERIALS AND EQUIPMENT Unless specifically provided otherwise in each case, all materials and equipment furnished for permanent installa- tion in the work shall conform to applicable standard specifications and shall be new, unused, and undamaged Individual parts shall be manufactured to standard sizes and gauges so that repair parts, furnished at any time, can be installed in the field Like parts of duplicate units shall be interchangeable 1B 4 IDENTIFICATION All correspondence, shipping notices, specifica- tions, engineering data, and other documents pertaining to the equipment and materials furnished under these specifications shall be identified by [DENTON 10366 TURBINE GEN 62 02001 [ 030885 1 1B-1 the Owner's name, the project name, the specification number, and the Engineer's project number as follows Owner's Name City of Denton, Texas Project Name Lewisville Hydroelectric Project Specification Number 62 0200 Engineer's Project Number 10566 1B 5 PRESHIPMENT INSPECTION The Owner reserves the right to inspect the equipment prior to shipment The Contractor shall notify the Owner of all shipments not less than 15 days prior to the date of shipment to allow the Owner to inspect the equipment if so desired 1B 6 SHIPMENTS Shipments to the plant site shall be consigned to the following locations Truck Shipments City of Denton, Texas - Lewisville Hydro- electric Project Site Lewisville, Texas The Contractor shall discuss with the Owner the routing of shipments and shall route the same as indicated by the Owner provided freight rates are no greater than by other routes 1B 7 SHIPPING NOTICE The Contractor shall submit to the Owner two copies of shipping notices describing each shipment of material or equip- mant The shipping notices shall be mailed to arrive approximately 3 days ahead of the estimated shipment arrival The addressee for each shipping notice will be determined later 1B 8 MATERIALS LIST The Contractor shall prepare and submit with the first shipping notice two copies of an itemized materials list covering all material and equipment furnished under these specifications The ma- terials list shall be in sufficient detail to permit an accurate determi- nation of the completion of shipment 1B 9 CORRECTION OF ERRORS Equipment and materials shall be complete in all respects within the limits herein outlined All errors or omissions required to be corrected in the field shall be done by the manufacturer or his duly authorized representative at the Contractor's expense 1B 10 QUALITY ASSURANCE The Contractor shall maintain a quality assur- ance program that provides that equipment, materials, and services under these specifications whether manufactured or performed within the Con- tractor's plant or at any other source shall be controlled at all points necessary to assure conformance to contractual requirements The program [DENTON 10566 TURBINE GEN 62 02001 [ 022786 j 1B-2 IS 41 WEATHFRPROOFING All outdoor electrical equipment and all appur- tenances shall be designed for satisfactory operation during 60 mile per hour wind and driving rain All exposed unpainted parts shall be fabri- cated of corrosion -resisting metal All ventilating openings shall be louvered on outdoor electrical equipment to prevent entrance of rain under weather conditions described above All ventilating openings on outdoor electrical equipment shall be equipped with fine mesh filters and stainless steel bug screens 1B 42 FACTORY PREMED ELECTRONIC SYSTEMS CABINETS Internal wiring in factory prewired electronic systems cabinets may be installed according to the Contractor's standard as to wire size, insulation, and method of termination on internal equipment except that insulation for all wiring (including circuit board wiring, back plane wiring, and power supply wiring) shall meet the VW-1 (vertical wire) flame test requirements of DL 44 Interconnecting cables between devices shall meet the flame test requirements of IEEE Standard 383 (ANSI N41 10) using a gas burner flame source The individual conductors of the interconnecting cables shall meet the flame resisting test requirements of ICEA S-19-81, Paragraph 6 19 6 Identification of conductors may be done by insulation color coding identified on drawings or by printed wiring lists Terminal blocks for connection of external circuits into factory prewired elec- tronic systems cabinets shall meet all the requirements of the article TERMINAL BLOCKS in this section 1B 43 SOLID-STATE LOGIC SYSTEMS All electrical equipment containing solid-state logic systems shall be tested for a minimum of 120 hours under power prior to shipment from the factory For the last 48 hours of testing, the ambient temperature shall be elevated to 120 F and the equipment shall be interconnected with devices which will cause it to repeatedly perform all operations it will be expected to perform in serv- ice with loads on the various components equivalent to those which will be experienced in actual service The 48 hour elevated temperature test period shall be continuous but shall be divided into four 12 hour segments Input voltage during each 12 hour segment shall be nominal rated voltage for 11 hours, followed by 110 percent of nominal rated voltage for 30 minutes, followed by 90 per- cent of nominal rated voltage for 30 minutes In the event that a component fails during the first, second, or third iegment of the 48 hour elevated temperature test, system testing follow- ng component replacement shall resume at the beginning of the 12 hour segment during which the failure occurred In the event that a component fails during the last segment of the 48 hour elevated temperature test, system testing following component replacement shall include two complete 12 hour elevated temperature test segmerts (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 1B-22 Timing relays where the delati period is 3 minutes or less shall be Gould Incorporated Type T12A or acceptable equal Timing relays where the de- lav period may exceed 3 minutes shall be Agastat Series 7000 or accepta- ble equal Gould Incorporated relays shall be purchased directly from the Gould In- corporated relay manufacturing plant and not from any warehouse or assem- bly center 1B 40 3 Control Switches Control switches shall be 600 volt, 20 am- pere, multistage, rotary type with a minimum of 10 contacts Switches shall have black, fixed, modern, pistol grip type handles and engraved black plastic escutcheon plates with targets Switches shall be Westing- house Type W, General Electric Type SB-1, General Electric Type SB-10, Electro Switch Type 20K, or acceptable equal 1B 40 4 Push Buttons and Selector Switches Push buttons and selector switches shall be heavv-duty oiltight, Honeywell Micro Switch Type PT, Square D Class 9001 Type K, or acceptable equal Toggle switches shall be Honevwel] Micro Switch Type TL or acceptable equal 1B 40 5 Indicating Lights Status indicating lights shall be Poneywell Micro Switch Type PTW, push to test, with Type 387 lamps, plastic lenses, and appropriately sized resistors Engraved indicating lights shall be Master Specialties 2100 or 100 series with Type 387 lamps Indicating light lens colors shall be coordinated with indicated condi- tions as specified in the following table Indicating lights shall be energized when the condition exists and shall be de -energized when the cordition does not exist Lens Color Condition Red Equipment energized, such as motor running, valve open, or breaker closed Green Equipment de -energized, such as motor stopped, valve closed, or breaker open White Equipment abnormality, such as motor trip or breaker trip 1B 40 6 Alarm Contacts Alarm contacts for remote annunciation shall be suitable for operation at 125 volts do Alarm contacts shall be normally open contacts which close on alarm condition (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 1B-21 1B 45 CONTRACTOR -FURNISHED DC MOTOR STARTERS Magnetic starters for do service shall be suitable for starting 42 volt do motors Each do starter shall be complete with 42 volt do operating coils, con- tactors, six electrically separate auxiliary relay contacts (three nor- mally open and three normally closed), one overload relay, and a 36 point terminal block All auxiliary and overload contacts shall be wired to terminal blocks for external use [DENTON 10566 TURBINE GEN 62 02001 [ 031387 l 1B-24 In addition to the 48 hour elevated temperature tests, the solid-state logic systems shall be tested for surge withstand capability in accord- ance with the requirements of ANSI C37 90a Solid-state logic systems shall be tested as complete assemblies Test- ing of individual components or modules will not be acceptable as system tests Copies of the test procedures and reports shall be submitted to the Engi- neer as required in Section 1C 1B 44 CONTRACTOR -FURNISHED AC MOTOR STARTERS The ac motor starters furnished with the equipment shall be provided in accordance with the Typ- ical Schematics for Combination Starters following this section and in addition shall conform to the requirements which follow Motor Starters for 480 volt ac service shall include 480 volt, 3-phase, 60 hertz contactors with three manual reset thermal overload relays, 120 volt ac operating coils, and 480 to 120 volt dry type control trans- formers complete with one secondary lead fused and the other secondary lead grounded Large size starters which require line voltage to energize the operating coils shall be equipped with auxiliary contactors for use in the oper- ating coil circuit These contactors shall be operated from the 120 volt circuit of the control transformers Two speed starters and reversing starters, where required, shall be me- chanically and electrically interlocked so that only one set of contacts can be closed at any one time Auxiliary contacts shall be mechanically operated by the starter contac- tor The quantity of contacts shall be as required, but not less than the quantity indicated on the Typical Schematics for Combination Start- ers Terminal blocks shall be furnished as indicated on the Typical Schematics for Combination Starters Control transformers shall have 60 hertz ac ratings permitting operation at a primary voltage from 440 to 480 volts at a voltage ratio of 4/1 Assuming a 440 volt primary, each control transformer shall maintain a potential of not less than 105 volts at its secondary terminals during starter coil inrush while simultaneously serving a 100 VA load in ad- dition to the coil load Starters for 120 volt ac service shall be similar to 480 volt starters except control transformers will not be required [DENTON 10566 TURBINE GFN 62 0200] [ 031387 ] 1B-23 SYSTEM NO DESCRIPTION Steel - Normal, Coastal, and Moderate Corrosion and Abrasion Al Exposure SURFACE SSPC-SP6 Commercial Blast Cleaning PREPARATION Profile depth 1 to 2 5 mils as recommended by paint manufacturer COATING DRY SPECIAL NOTES FIRST COAT Two component inorganic zinc with a minimum i c b wei ht 1n dr film Organic zinc or modified epoxy TOUCH UP Power tool clean damaged surfaces only (shop or field lied SECOND COAT 4-6 mils Epoxy tie coat t coat -full coat technique THIRD COAT 1 5-2 mile Aliphatic polyurethane topcoat TOTAL SYSTEM 8 5-11 mils PRODUCT IDENTIFICATION COATING FIRST COAT TOUCH UP SECOND COAT THIRD COAT MANUFACTURER Ameron Dimetcote 9 FT Amercoat 68A Amercoat 383RS Amercoat 450GL Carboline Carbo Zinc 12 658 or 190 BB 134 Carbomastic 15 Glidden 5536/5537 5526/27/28 5555/5556 6100 Series Koppers 701 Organic Zinc Hi -Gard 1122 BRS Mobil Mobilzinc 11 Uni-Pak 13-G-V 89 Series 40 Series Porter Zinc -Lock 312 Zinc -Lock 308 43 High Build 4600 Series Sherwin- B69V1/B69D2 B69A45 B62 Series/ F63 Series Williams B60V70 Tnemsc 90E-75 90-93 Series 66 Series 72 I DATE BLACK & VEATCH COATING SYSTEM DATA SHEET 1PREPAREDBY 010785 J JCu cONSBLTING ENSINEHBS 1B-25 SYSTEM NO DESCRIPTION Equipment - Electrical, Normal Exeosure r 1 SURFACE SSPC-SPL Solvent Cleaning plus PREPARATION SSPC-SP3 Power Tool Cleaning or SSPC-SP7 Brush-off B144t Cleaning COATING DRY FILM SPECIAL NOTES THIC NE FIRST COAT 2 mils Rust inhibitive alkyd primer with a minimum 40 per cent solids by volume TOUCH UP N/A SECOND COAT 1 5 mils High gloss alkyd enamel with a minimum 40 per cent solids by volume Indoor ANSI 61 Outdoor ANSI 7 THIRD COAT 1 5 mile High gloss alkyd enamel with a minimum 40 per cent solids by volume Indoor ANSI 61Outdoor ANSI 70 TOTAL SYSTEM 5 mils Interior surfaces of panels, switchgear, and motor control centers shall be gloss white enamel PRODUCT IDENTIFICATION COATING FIRSTCOAT TOUCH UP SECOND COAT THIRD COAT MANUFACTURER DATE PREPARED BY BLACK & VEATCH COATING SYSTEM OATA SHEET 101581 ItAti CONSULTING ENGINEERS 111-26 SYSTEM NO DESCRIPTION A 6 Equipment - Mechanical, Normal Exposure SURFACE SSPC-SP1 Solvent Cleaning plus SSPC-SP3 Pover Tool Cleaning plus SSPC-SP7 PREPARATION Brush-off Blast Cleaning COATING DRY FILM SPECIAL NOTES THI NE FIRST COAT 2-3 mils Alkyd Primer 2-3 mils Alkyd TOUCH UP 1.5-2 Gloss Alkyd SECOND COAT Milo 1.5-2 Gloss Alkyd THIRD COAT mils TOTAL SYSTEM 5-7 mils PRODUCT IDENTIFICATION COATING FIRST COAT TOUCH UP SECOND COAT THIRD COAT MANUFACTURER Ameron 5105 5105 5401 5401 Carboline GP-18 Rustbond 8HB AD-51 AD-51 Glidden 5210 5210 4550 4550 Keeler 3 Long 6040 6040 B-1 Series B-1 Series Koppers 622 622 501 501 Mobil 13-R-28 13-R-28 12 Series 12 Series Porter 297 PD 297 PD I A -24 I A -24 Sherwin- B50N2 B50N2 B54 Series B54 Series Williams Tnemec 10-99 10-99 Series 2H Series 2H GATE BLACK & VEATCN COATING SYSTEM DATA SHEET JPREPAREDBY 050784 JCW CONSULTING ENGINEERS 1B-27 480 V 3 PHASE LS L2 L3 1 12 3 S 7 9 11 13 15 OL I2 42 �42 42 IK 8aOL T 4e120 V OL 1❑_ 6 e 10 12 sY Y2 42 Y2 z2 16 o 19 TY2OL 42 17 FOURTH OVERLOAD RELAY FOR OVERLOAD ALARM WHEN SPECIFIED OTHERWISE, IS A 14 ARE SPARE TERMINALS WIRING DIAGRAM COMBINATION FULL VOLTAGE NON -REVERSING STARTER NOTE. THIS DOES NOT APPLY TO SIZE 5 AND LARGER 480 V ) PHASE 1 2 I 1 2 %2 ) 4 S 7 9 11 1❑S E3 15 OL OL T T 4K2 Ri OLrF 42FrR 42R OL 480-120 V 2R 42F❑16 6 10 142 42 1T 16 1S 20 22 24 25 %2 42R R 42 42R tFj42P'rItj42R OLOLOL T1 T2 T9 17 19 21 23 MECHANICAL MTR INTERLOCK WIRING DIAGRAM COMBINATION FULL VOLTAGE REVERSING STARTER NOTE THIS DOES NOT APPLY TO SIZE 5 AND LARGER BLACK WATCH PROJECT 10566 CONSULTING ENGINEERS SPEC 62 0200 ® TYPICAL SCHEMATICS fOR COMBINATION STARTERS 113-28 IC 4 PERFORMANCE CURVES Ten copies of the performance curves specified in Section 2A under the article entitled PERFORMANCE CURVES AND DATA shall be submitted as scheduled in Section 1A 1C 5 DESIGN DATA Ten copies of design data shall be submitted as spec- ified and scheduled in Section 1A 1C 6 TEST AND INSPECTION DATA Certified copies of test and inspection reports shall be provided by the Contractor for all tests and inspections conducted on the specified equipment Ten copies of each report shall be submitted to the Engineer within 2 weeks after completion of each test or inspection 1C 7 MOTOR INFORMATION A Motor Information Sheet is included at the and of this section A copy of this sheet shall be completed for each motor furnished under these specifications Copies of the completed sheets shall be submitted as specified in this section and as scheduled in Section 1A The number of copies submitted shall be the same as for other manufacturer's drawings 1C 8 DRAWINGS Drawings shall be in sufficient detail to indicate the kind, size, arrangement, weights of each component, breakdown for ship- ment, and operation of component materials and devices, the external con- nections, anchorages, and supports required, the dimensions needed for installation and correlation with other materials and equipment, and the information specifically requested in the drawing submittal schedule specified in Section 1A Certified drawings only shall be submitted unless a submittal date for preliminary drawings is specifically stated in the drawing submittal schedule Such requirement shall not preclude the Contractor from sub- mitting certified drawings on the schedule specified for submittal of preliminary drawings "Preliminary" drawings shall mean drawings not fully completed or ap- proved by the Contractor, however, they shall be reasonably complete and suitable for the Engineer's use in establishing basic plant arrangements and design requirements Preliminary drawings shall be clearly stamped "Preliminary " Preliminary drawings will not be reviewed by the Engi- neer, however, the Engineer will advise the Contractor of any discrepan- cies or conflicts which he may discover in his reference to the drawings "Certified" drawings shall mean drawings fully completed and certified by the Contractor as to the compliance of the information contained thereon with the requirements of these specifications Certified drawings shall be clearly stamped "Certified" or shall have title block entries clearly indicating the drawing is certified Certified drawings will be reviewed by the Engineer and processed as specified in this Section 1C [DENTON 10566 TURBINE GEN 62 02001 [ 030885 IC-2 Section 1C - DATA 1C 1 GENERAL This section stipulates the requirements for engineering data which the Contractor shall submit for design information and review Compliance with the specified schedule for engineering data submittal is essential to the scheduled progress and completion of the project and is of the essence of this Contract All engineering data shall be identified with the equipment or structure it represents by use of the nomenclature established by the contract doc- uments Equipment drawings shall have the Engineer's equipment name and number clearly displayed Material drawings shall have the Engineer's structure name and structure number (when applicable) clearly displayed 1C 2 CORRESPONDENCE Correspondence forwarding engineering data shall be addressed to the Engineer as follows Original and one (1) copy to Black 6 Veatch, Engineers -Architects P 0 Box 8405 Kansas City, Missouri 64114 Attention Mr D F Guyot Letters of transmittal shall accompany all submittals of engineering data and shall include a list of the data included in the transmittal Lists shall include manufacturer's drawing numbers identified with the corre- sponding project equipment or structure nomenclature as applicable All correspondence shall be identified with the project name (City of Denton, Texas, Lewisville Hydroelectric Project), Specification Number 62 0200, B&V Project Number 10566, and manufacturer's order number 1C 3 REVIEW OF ENGINEERING DATA The Engineer's review of engineering data will cover only general conformity of the data to the specifications and documents, external connections, interfaces with equipment and mate- rials furnished under separate specifications, and dimensions which af- fect plant arrangements The Engineer's review does not indicate a thor- ough review of all dimensions, quantities, and details of the equipment, material, device, or item indicated or the accuracy of the information submitted, nor shall review by the Engineer be construed as relieving the Contractor from any responsibility for errors or deviations from the re- quirements of the contract documents All engineering data submitted, after final processing and acceptance by the Owner, shall become a part of the meets and the work indicated or described thereby shall conformity therewith, unless otherwise required by the (DENTON 10566 TURBINE GEN 62 02001 ( 022786 1C-1 by the Engineer contract docu- be performed in Owner No work shall be performed in connection with the fabrication or manufac- ture of equipment and materials until the drawings and data therefor have been reviewed by the Engineer except at the Contractor's own risk and re- sponsibility Work may proceed on equipment and materials when the draw- ings and data therefor have been returned marked NO EXCEPTIONS NOTED or RECEIVED FOR DISTRIBUTION, and when drawings have been returned marked EXCEPTIONS NOTED, provided the work is performed in accordance with the Engineer's notations If changes are made at the project site to the equipment to correct for manufacturing errors, due to design changes, or due to wiring revisions, revised drawings indicating the changes made shall be prepared by the Contractor and submitted to the Engineer 1C 8 3 Final Drawings Upon receipt from the Engineer of drawings marked NO EXCEPTIONS NOTED or RECEIVED FOR DISTRIBUTION, the Contractor shall transmit five additional prints of each drawing to the Engineer for final distribution However, if during the submittal process, the Con- tractor makes further changes to drawings that have been reviewed by the Engineer, the changes shall be clearly marked on the drawings and the submittal process shall be repeated 1C 8 4 Reproducibles One reproducible print of each final electrical wiring and elementazq diagram for equipment shall be furnished The re- producible shall be right reading on 0 003 inch thick Du Pont wash -off mylar and shall not exceed 34 inches by 44 inches in size Diazo sepias, black line mylar, or auto -positive reproducibles will not be acceptable Such drawings shall be submitted to the Engineer in rolls and not folded 1C 9 WIRING DIAGRAMS Connection and interconnection wiring diagrams furnisheddy the Contractor shall be as indicated in ANSI Y14 15a-1971, Section 15-11, Article 15-11 3.2 1 and Figure 11-4 except that function information and wire run code are not required Each device connection shall have near each termination, indicated in breaks, conductor identi- fication consisting of the opposite end destination The wiring diagrams shall be drawn with all devices indicated in their relative physical lo- cations and shall represent the equipment and terminals arranged as they would appear to a person wiring the equipment Wiring diagrams shall be prepared on sheets approximately 30 inches by 42 inches Where interconnecting wiring from different items of equip- ment or sectional wiring diagrams of the same item of equipment appear on different wiring diagram sheets, all interconnections shall be clearly identified Where sectional wiring diagrams are required for a single item of equipment, such as a relay panel or control panel, that section of the panel which is represented by each individual wiring diagram sheet shall be keyed on that sheet in a manner acceptable to the Engineer [DENTON 10566 TURBINE GEN 62 02001 [ 030885 1C-4 Each drawing submitted shall be clearly marked with ohs name of the proj- ect, the unit designation, the specification title, the specification number, the project equipment or structure nomenclature, and the Contrac- tor's name Catalog pages are not acceptable If standard drawings are submitted, the applicable equipment and devices furnished shall be clearly marked Drawings shall be submitted in accordance with the schedule specified in Section 1A 1C 8 1 Drawing Submittal Eight prints of each drawing shall be submit- ted Prints shall be black line on white background (preferred) or blue line on white background Print size shall not exceed 34 inches by 44 inches unless due to the size of the equipment larger drawings are necessary Drawings shall be folded to 8-1/2 inches by 11 inches Re- producible prints shall be submitted rolled The Engineer will use a 35 mm microfilm system in processing drawings All drawings shall be suitable for microfilming Drawing and lettering practices shall be in general accordance with the requirements of U S Department of Defense, Military Standard - Engineering Drawing Practices, DOD-STD-1OOC Drawings submitted which are not suitable for microfilming will not be accepted 1C 8 2 Drawing Processing A copy of each drawing reviewed will be returned to the Contractor as stipulated herein Copies of drawings returned to the Contractor will be in the form of a print with the Engi- neer's marking, a print made from a microfilm of the marked up drawing, or a marked reproducible print for drawings larger than 34 inches by 44 inches in size, at the option of the Engineer When drawings and data are returned marked EXCEPTIONS NOTED, the changes shall be made as noted thereon, and eight corrected copies shall be sub- mitted to the Engineer When the drawings and data are returned marked RETURNED FOR CORRFCTION, the corrections shall be made as noted thereon and as instructed by the Engineer, and eight corrected copies shall be submitted When a drawing is revised and resubmitted, the Contractor shall include an issue number and revision description in the drawing revision block All revisions pertaining to trtat particular drawing issue shall be back - circled or otherwise clearly noted on the drawing. Wnen the drawings are returned marked NO EXCEPTIONS NOTED or RECEIVED FOR DISTRIBUTION, the Contractor snall submit drawings for final distribution as specified hereinafter under Final Drawings Drawings marked RECEIVED FOR DISTRIBUTION have been filed, but have not been reviewed (DENTON 10566 TURBINE GEN 62 02001 030885 j 1C-3 List of recommended spare parts List of maintenance tools furnished with the equipment The above listed requirements are minimum, however, requirements which are clearly not applicable to the equipment may be deleted Additional information which is necessary for proper operation and care of the equipment shall also be included 1C 10 2 Binding Each copy of the manuals shall be assembled and bound in a special binder in accordance with the following Manufacturer McBee Loose Leaf Binders 424 North Cedarbrook Avenue Springfield, Missouri 65802 417-866-0822 Binder type Telescoping Post C5366 with concealed backbone rivets Construction Stiff binder board Covering Supported vinyl crush pattern, kivar liner Color Later Imprinting Foil stamp in accordance with drawing bound at end of this section Color of imprinting to be gold Capacities available 1 inch through 3 inches in 1/2 inch increments Binder capacities shall not exceed 3 inches, nor shall material included exceed the designed binder capacity If material to be bound exceeds capacity rating, multiple volumes shall be furnished Binder capacity should not be more than approximately 1/2 inch greater than the thickness of the material within the binder 1C 10 3 Submittal One complete copy of the proposed manual shall be submitted to --the for review The Engineer's review will be for general conformity to specified requirements and is not intended to con- stitute detailed review or approval of content The copy submitted for review shall be complete with binder, however, to expedite the manufacture and shipment of the binders, the binder supplier may contact the Engineer directly to secure acceptance of the binder and [DENTON 10566 TURBINE GEN 62 02001 [ 030885 1C-6 Information indicated on the Contractor's drawings shall include wiring of the individual panel items as they actually will appear in thr panel, contact arrangements of switches, wire type, wire size, and internal wiring of relays and instruments Elementary diagrams shall be cross-referenced to terminal markings on the connection and interconnection diagrams, but need not indicate complete details of circuits external to the panels Each item of panel mounted equipment indicated on the diagrams shall be identified by item number and name Sufficient space shall be left on the Owner's side of outgoing terminal blocks for adding cable color codes and circuit numbers The Contractor shall be responsible for adding the color codes and circuit numbers to his drawings after they are assigned by the Engineer 1C 10 INSTRUCTION MANUALS Instruction manuals for the unloading, stor- age, installation, operation, and maintenance of the equipment shall be furnished The number of manuals and their required time of delivery are specified in the Schedule of Activities in Section 1A 1C 10 1 Content Manuals shall include the following information spe- cific to the furnished equipment Table of Contents and index tabs Specifications, test data, and curves Description of the equipment Instructions in the methods of receiving, inspection, stor- age, and handling prior to installation Installation instructions Operating instructions Maintenance instructions Assembly drawings Parts lists List of acceptable lubricants Nameplate information and shop order numbers for each item of equipment and component part thereof (DENTON 10566 TURBINE GEN 62 02001 ( 022786 ] 1C-5 its imprinting on the basis of the supplier's layout drawing This will enable manufacturer to proceed without requiring the submittal of a binder proof copy Upon acceptance of the manual by the Engineer, the remaining copies shall be sent to the addresses desigrated by the Engineer (DENTON 10566 TURBINE GEN 62 02001 [ 030885 1 1C-7 I SPEC AL=2 MOTOR PROJECT-IQ16A- MOTOR DATA TO BE SUBMITTED MODEL MANUFACTURER PHASE HERTZ NP VOLTS RPM SERVICE FACTOR MINA 001ON LETTER FULL LOAD SPEED ENCLOSURE TYPE FRANE SIZE INSULATION SYSTDM CLAN � STANDARDS— SEALED— . ll5 TEMP C TEMP RI BE C RY RESISTANCE AT SERVICE FACTOR OF 1 0 _ 1 15 PULL LOAD CURRENT AMPS, LOCKED -ROTOR CURRENT AMPS SPACE NEATEN (IF PUNISHED, NUMBER OF UNITS UNIT RATING WATTS VOLTS PRASE BGIRIMOB TYPE APSHA L-10 RATING LIFE NOT LESS THAN NRS LUBRICATION: TYPE SYST01 SOUI10 LEVELS: MRSO POWER LEVEL OVERALL MEAN NO-LOAD SOUND PRESSURE LEVEL RE ZC12 WATTS dBA RE 20 MICROPASCALS (0 0002 MICROSAR) REFERENCE DISTANCE FREE FIELD OF 1 METER 2 METERS � dSA FREE FIELD TOTAL MOTOR WT Lfls FOR MULTIBFE90 MOTORS CONSTANT HORSEPOWER VARIABLE TORQUE CONSTANT TORQUE MOTOR TERMINAL CONNECTION. DIAGRAM NO - (ATTACH COPY OF DIAGRAM) FOR WOUND ROTOR MOTORS SEC VOLTS SEC AMPS SEC RE3 OHMS M-M AT 25 C FOR MOTORS IN HAZARDOUS LOCATIONS: MOTOR ENCLOSURE SURFACE TEMPERATURE C AT SERVICE FACTOR OF 1 0 1 Y WILL MOTOR CONTAIN A SURFACE TEMPERATURE CONTROL THERMOSTAT REQUIRING CONNECTION INTO THE INITOR STARTER CONTROL CIRCUIT YES , MO FOR DUST IGNITION -PROOF MOTORS MOTOR ENCLOSURE SURFACE TEMPERATURE RISE UNDER ANY ABNORMAL OPERATING CONDITION INCLUDING OVERLOAD, SINGLE-PNASING, ETC , ASSUMING ENCLOSURE SURFACE TUDMPERATURE OF 120 C WHEN ABNORMAL CONDITION DEVELOPS MINIMUM TIME TO REACH 165 C SLCS MAXIMUM RATE OF RISE C IN 5 SECS & VEATCH G ENGINEERS ® I MOTOR I 1C-8 INFORMATION SHEET II a NAME OF EQUIPMENT CITY OF DENTON TEXAS LEWISVILLE HYDROELECTRIC PROJECT VOLUME NUMBER• (Backbone) CITY OF DENTON, TEXAS LEWISVILLE HYDROELECTRIC PROJECT INSTRUCTION BOOK FOR NAME OF EQUIPMENT VOLUME NUMBER* MANUFACTURER'S NAME MANUFACTURER'S ADDRESS BLACK & VEATCH ENGINEERS -ARCHITECTS KANSAS CITY MISSOURI (Cover) NOTES 1 All imprinting shall be "Deppa" style font 2 All backbone Imprinting shall be 14 point 3 Cover Imprinting shall be point sizes indicated In column to right of cover illustration 4 *Volume number required only if instructions are contained in more than one volume BLACK & VEATCH TYPICAL INSTRUCTION BOOK COVER ENGINEERS —ARCHITECTS ®FROlEOr CITY OF DENTON, TEXAS 10566 LEWISVILLE HYDROELECTRIC PROJECT 41 4 16 IS Is t4 24 14 14 14 1C-9 110 per cast rated voltage or the starting conditions indicated on the Motor Specification and Data Sheets shall be as required to accelerate the inertia loads of the motor and driven equipment to full speed without damage to the motor or the equipment [DENTON 10566 TURBINE GEN 62 02001 [ 030885 ] 1D-2 Section 1D - ELECTRIC MOTORS 1D 1 GENERAL These motor specifications are applicable to all electric motors furnished under these specifications Motor Specification and Data Sheets have been included in this section as required Any motors for which Motor Specification and Data Sheets have not been included, but which are required for operation of the equipment, shall be furnished The bidder shall list in his proposal all motors being furnished In ease of conflict between the requirements of the various parts of these specifications, the requirements of the different parts shall govern to the extent of such conflict in the following sequence manda- tory governmental regulations, codes, and standards, Motor Specification and Data Sheets (when included), individual equipment technical sections, this motor section, the referenced industry codes and standards 1D 2 CODES AND STANDARDS All motors shall conform to applicable stand- ards of ANSI, IEEE, NEMA, and AFBMA, except where modified or supplemented by these specifications In case of conflict between any of the industry standards relative to manufacturing requirements covered in these speci- fications only by reference to the standards, the requirements of NEMA shall govern All equipment and materials shall be in accordance with the applicable requirements of the Federal 'Occupational Safety and Health Standards " 1D.3 SUBSECTION The following subsection contains technical require- ments applicable to motors furnished under these specifications Subsection 1D1 460 VOLT INTEGRAL HORSEPOWER MOTORS Special requirements for individual motors and specifications for special application motors are included in the individual specification technical sections as required 1D 4 RATING The motor nameplate horsepower multiplied by the motor nameplate service factor shall be at least 15 per cent greater than the driven equipment operating range maximum brake horsepower Motors shall be designed for full voltage starting and frequent starting where required, and shall be suitable for continuous duty in the speci- fied ambient Intermittent duty motors may be furnished where recognized and defined as standard by the equipment codes and standards and accepta- ble to the Engineer Motors shall be sized for the altitude at which the equipment will be installed 1D 5 TORQUE CHARACTERISTICS Except as specified otherwise in the in- dividual subsections or technical sections, the torque characteristics of all induction motors at any voltage from 90 per cent rated voltage to [DENTON 10566 TURBINE GEN 62 02001 [ 030885 j 1D-1 External cooling fang for fan cooled motors shall be fabricated of brass, bronze, aluminum alloy containing not more than 0 2 per cant copper, mal- leable iron, or plastic All plastic fans shall be fabricated of a rein- forced thermosetting plastic and shall be approved by Underwriters' Labo- ratories, Inc IDI Class 1 4 Insulation and Windings All insulated windings shall have Class B temperatucopic insulation systems rated for temperature rise and ambient temperature in accordance with NEMA MG 1 standards for the insu- lation class specified Where motors with Class B insulation are not available, motors may be furnished with Class F insulation provided the temperature rise is in ac_ cordance with NEMA MG 1 values for Class B insulation and provided all other requirements are as specified, including bearing life and sealed insulation All insulated winding conductors shall be copper Where a sealed insulation bakes system is specified, two additional dips and Of epoxy varnish or vacuum -pressure impregnation shall be included to provide a premium insulation for random windings for formed coil windings shall be in accordanc NM MG 1 standards e with thearequirements oof The insulation resistance corrected to 40 C shall be not less than motor rated kV+l megohms for all windings 1D1.1 5 Tem�era_ture Rise The observable temperature rise measured by resistance orb all motors having a service factor greater than 1 0, when operating at the service factor load, shall not exceed that rise which applies for motors having a service factor of 1.0 When ambient temperatures greater than 40 C are specified, the observable temperature rise shall be reduced in accordance with NEMA MG 1 standards 1D1 1 6 Space Heaters All motors furnished in N larger shall have space heaters EMA 180 Frame Series or Space heaters shall be rated 120 volts, single-phase, 60 hertz The heaters shall be provided inside the motor enclosure in a location suitable for easy removal and replacement Heaters shall be located and insulated so they do not damage motor components or finish Space heaters shall be sized as required to maintain the motor internal temperature above the dew point when the motor is idle The apace [DENTON 10566 TURBINE GIN 62 02001 [ 030885 1D1-2 Subsection 1D1 - 460 VOLT INTEGRAL HORSEPOWER MOTORS 1D1 1 DESIGN AND CONSTRUCTION Design and construction of each 460 volt integral horsepower motor shall be coordinated with the driven equipment requirements and shall be as specified herein and on the Motor Specifi- cation and Data Sheets 1D1 1 1 Nameplates All motor nameplate data shall conform to NEMA MG 1 requirements ea following additional nameplate data shall be included Starting limitations, if any Direction of rotation and voltage sequence as specified later AFBMA bearing identification number for motors furnished with rolling element bearings All motor nameplates and attachment pins shall be corrosion resistant metal 1D1.1 2 Service Factor For all motors furnished with a service factor greater than 1 0, the service factor shall be in accordance with NEMA MG 1-12 47 LD1 1 3 Enclosures All motors shall be self -ventilated unless speci- fied otherwise Enclosure parts for all motors (e g , frames, bearing brackets, terminal housings, external fan covers) shall be made of cast iron, cast steel, sheet steel, or steel plates Aluminum enclosure parts are not accept- able All self -ventilated open type motors, including those with dripproof. splashproof, and weather protected enclosures, and the fan covers of totally enclosed fan cooled motors shall most NEMA MG 1 requirements for a fully guarded machine 1D1 1 3 1 Totally Enclosed Motors Totally enclosed motors shall be furnished with drain holes and rotating shaft seals Drain holes shall be provided with Crouse -Hinds Type ECD "Universal" combination water drain -breather plugs or acceptable equal Totally enclosed motors shall have cast iron frames, bearing brackets, and terminal housings (DENTON 10566 TURBINE GEN 62 02001 ( 030885 ] 1D1-1 shall be permanently marked in accordance with the requirements of NEMA MG 1, Part 2 Each lead marking shall be visible after taping of the terminals All motors rated 100 horsepower and larger, all motors furnished with unidirectional blowers, and all vertical motors shall have the direction of rotation marked by an arrow mounted visibly on the stator frame near the terminal housing or on the nameplate and the leads marked for phase sequence T1, T2, T3, to correspond to the direction of rotation and sup- ply voltage sequence Leads for dual voltage rated or for multispeed motors shall be easily connected or reconnected in the terminal housing for the operating volt- age or for the specified speeds Permanent instructions for making these connections shall be furnished inside the terminal housing or on the mo- tor frame or nameplate 1D1 1 9 Terminals Cable type leads shall be provided with compression type terming connectors Connector type shall be coordinated with in- coming power supply cable size and material as listed in the table fol- lowing Incoming power supply cable size and material will be furnished later Terminal connectors shall be as follows or acceptable equal Power Supply Cable Size 8 AWG and smaller 6 AWG thru 4/0 AWG Burndy Terminal Connector Copper Aluminum YAV YA YA-A-TN 1D1 1.10 Ground Connectors Each motor shall be furnished with a grounding connector attac►l;d to the motor frame inside the motor power lead terminal housing The grounding connector may be a lug or terminal or other acceptable grounding connector Grounding connector size shall be coordinated with motor full load amperes as follows Pull Load Ground Connector Motor Amperes Range, AWG 0 thru 21 12 thru 10 22 thru 40 10 thru 8 41 thru 65 8 thru 6 1D1 1 11 Bearings The type of bearing furnished shall be as specified on the Motor Specification and Data Sheet 1D1 1 11 1 Antifriction Bearings Grease or oil lubricated antifriction radial and thrust bearings s ll be designed and fabricated in accordance with AFBMA standards to have a minimum L-10 rating life of not less than [DENTON 10566 TURBINE GEN 62 02001 1 030885 1 1D 1-4 heaters shall not cause winding temperatures to exceed rated limiting values nor cause thermal protective device "over temperature" indication when the motor is not energized Space heater leads shall be stranded copper cable with 600 volt insu- lation and shall include terminal connectors Space heater sheaths shall be of a corrosion resistant, nonoxidizing material and shall have a thickness not less than 0 025 inch 1D1 1 7 Terminal Housings A single terminal housing for motor power leads and accessory leads shall be furnished on all motors All terminal housings shall be externally mounted on the motor frame en- closure Terminal housings for totally enclosed motors shall be cast iron Ter- minal housings for all other motors shall be cast iron, pressed steel, or fabricated steel Housings shall be diagonally or longitudinally split with a gasket between the split halves of the housing Each housing shall have a threaded opening to provide a watertight rigid connection with the conduit, and shall be designed for rotation in 90 degree incre- ments, or have provisions included otherwise, to receive conduit from any of four directions Nonconducting motor lead positioners and gaskets shall be furnished between the housing and the motor frame All motor leads located in the housing shall have terminals and shall be permanent- ly numbered for ease of identification All motor power lead terminal housings shall be at least one size larger than normally furnished as standard In addition, terminal housing mini- mum volume, minimum cover opening dimension, and minimum size of conduit entrance opening shall be in accordance with the following table Maximum Terminal Housing Minimum Requirements Rated Motor Nominal Full Load Useable Cover Conduit Current, Volume, Dimension, Opening, amperes cubic inches inches inches 3 4 12 1-3/4 3/4 7 6 16 2 3/4 14 0 33 2-7/8 1 21 0 44 3 1-1/4 40 0 72 3-5/8 1-1/2 65 0 100 3-5/8 2 1D1 1 8 Leads Motor power leads and space heater leads shall be wired into the motor terminal housing All motor leads and their terminals [DENTON 10566 TURBINE GIN 62 02001 I 030885 ] 1D1-3 1D1 1 14 Torque Charaeristics Unless specified otherwise, motors shall have torques ct and ocked-rotor current in accordance with NEMA MG 1, Part 12 for the specified design classification 1D1 1 15 Critical Speeds Motors shall be designed to keep torsional and rotationa�ural frequencies of vibration at least 25 per cent above the motor rated speed ranges to avoid resonant vibration over the operating speed range of the equipment -motor unit 1D1 1 16 Sound Level The motor sound level shall be selected by the Contractor to cow with the overall motor driven equipment assembly sound level requirements which are included elsewhere in these specifi- cations, but in no case shall the average no-load sound pressure level, re 010002 dyne/cros, produced by the motor exceed 90 dBA free field at 3 feet Sound reduction baffles, mufflers, and materials shall be contained with- in the motor enclosure except external fan mufflers may be furnished on totally enclosed fan cooled motors 1D1 2 U�ALIT,Y. CONTROL TESTS AND INSPECTIONS Each motor shall be tested and inspected at the mannMeturer s actory to determine that it is free from electrical or mechanical defects and to provide assurance that it meats the requirements of these specifications Test procedures shall be in accordance with IEEE No 112A Test Procedure for Polyphase Induction Motors and Generators 1D1 2.1 Tests and Iaepactions Routine tests as listed in NEMA MG 1- 12 51 shall be performed on each motor The following additional tests and inspections shall be performed on mo- tors 50 horsepower and larger Measurement of winding resistance Inspection of bearings and bearing lubrication system Five copies of reports of the tests and inspections for each motor 50 horse- power and larger shall be submitted to the Engineer prior to shipment of the motor from the manufacturer's factory 1D1 3 DRAWINGS AND ENGINEERING DATA Motor dimensional drawings shall include rotor weight and motor total weight in addition to the require- ments listed hersinbefore and in Section 1C (DENTON 10566 TURBINE GEN 62 02001 ( 030885 1D1-6 130,000 hours under the load, speed, and thrust requirements for direct coupled service and not less than 42,500 hours for belt or chain con- nected service Grease lubricated radial bearings shall be double - shielded Motors furnished with rolling element bearings shall have the AFBMA bear- ing identification number indicated on a nameplate attached to the motor tram* 1D1 1 11 2 Miscellaneous Bearing Requirements All bearing mountings shall be designed to prevent the entrance of lubricant into the motor enclosure or dirt into the bearings and shall be provided with pipes and drain plugs Fittings for grease lubricated bearings shall be arranged for safe, easy relubrication from the outside of the motor while the motor is in serv- ice Insulation shall be provided when required to prevent circulation of shaft current on bearings, on bearing temperature detector connections, or on oil piping connections Bearings and bearing housings shall be designed to permit disassembly in the field for inspection of the bearings or removal of the rotor Bearing lubricants shall contain a corrosion inhibitor The type and grade of lubricant shall be indicated on a nameplate attached to the motor frame or end shield adjacent to the lubricant filling device The Contractor shall furnish all lubrication information required to assure proper equipment start-up and subsequent bearing maintenance 1D1 1 12 Rotors All induction motors shall have squirrel -cage rotors Rotors shall =e adequately sized to avoid overheating during acceleration of the motor and driven equipment Rotors not of integral die-cast con- struction shall be furnished with copper or copper alloy cage material All motor rotating components shall be dynamically balanced after mount- ing on the shaft Motor vibration shall not exceed the peak -to -peak am- plitude values given in NE U MG 1 standards when measured in accordance with those standards In addition, the magnitude of vibration values for twice -the -line frequency vibrations shall not exceed 0 5 mil 1D1 1 13 Shafts Where shipment permits, motor output shafts shall be complete with motor half coupling mounted, connected to the driven equip- ment, and adjusted ready for operation Where motor size prevents ship- ment with motor connected to driven equipment, the motor half coupling shall be factory mounted for field connection to the driven equipment [DENTON 10566 TURBINE GEN 62 02001 [ 030885 1 1D1-5 1D1 4 MANUFACTURERS All motors shall be as manufactured by one or more of the Iollowing or acceptable equal Baldor Electric, Model "Dirty Duty" General Electric, Model "Severe Duty" - Cast Iron Louis Allis, Model "Chemical" Reliance, Model "SXT" or "XT" Siemens -Allis, Model "Chemical Duty/Severe Duty" U S Motors, Model "Corro-Duty" Westinghouse, Model "Mill and Chemical (MAC) Life -Line T" All motors shall be furnished in complete accordanes with the require- ments of these specifications `DENTON 10566 TURBINE GEN 62 02001 030885 l 1D1-7 Each motor shall be designed and constructed in accordance with the fol- lowing requirements Type Squirrel -cage induction Voltage 460 volts, 3 phase, 60 hertz NEMA design letter Design B Service Indoor Mounting Horizontal Ambient temperature range 0 C minimum, 50 C maximum Enclosure type Totally enclosed fan cooled, with NEMA waterproof features Insulation Sealed Bearing type Antifriction Bearing lubrication system Grease Shaft Solid The shaft shall be furnished with corrosion resis- tant treatment or shall be of a corrosion resis- tant material BLACK a WATCHALL 460 VOLT INTEGRAL PROJECT 10566 HORSEPOWER MOTORS SPEC 62 0200 ENGINEERS ARCHITECTS ® MOTOR SPECIFICATION AND DATA SHEET 1D1-8 , i r I 3 I G 3 € I # P12�-,14TECRNICAL REQUIREMENTS +I, if k'f, TABLE=OFI=NTENTS aI� zt i' I Itif ,I ^- , k r I Seel ion 1'2l r } 4Z Pp t � it SIGN�R" F4 CEtff ,I O� 1', 14' Genera1nrg { ' r ,2h'2 °Coded and Stdards 24•3 �A 4€,nsraligxrangement Type14.1 11 1 f i 2A`5 Desigp+Citeiie i2A16- Performance,Curveal and Data 2A j7'I ` 1Per£ormaWce' Guar4n�eee 2A.84, Btaxtup "a d 6bimAs6ioning I 2A.r9,tt, Perfcr6 ,ce Teatal r2A.110. Coating` t ShoO Assembly t System�zD�atati Sheet (A52)a Sec ifPns'2B r" I, � tjTURBIW AND,,AV7 ILZARX� EQUIPMENT i � Ff s� v 12B.1,. I I r p 3 � f I� . General, U 12B:19 Materials 1 ; r C „ t28'j4 r "Runner' #,19 ! ,, , r 1211"5�I 2B 6j€ �fa8haft , Beasings� 12817, -Distribur�or .s�. -32B 8�' V''sbricaCed 1' tructuares 42BI19„ +, aDevice7 ,Overaples ;[2B BO r f Cooling Inc► Lubsica tion,Water System �2$. Ill ` Synchron[tus ;Bypass Valve � , Sec iFan €2C II, ll; It IN y 'GOVERNOR 3 I i ;I —i2C. V l,Genacalff' Er, ��GeaeraltDesdnS.pCion , t2C:311 �Els'ctronic,,Dontr`017 Unit 10C4 I � 18peed li$Osingit evikce r �C.S Oil°liydrWItepSystem 14 Se > iou'2D „u„1 CREASER e i { l n;SPEED, it�j 1 f ` ' I �� € ri g�E4 l x F }a i a h ikhr 11 � I 4444 3 I 1 Y "AI €Y r1J [AENTON 10546.TURBINE GEN 62 02001 �1€j� 1'11987 It, .jr r,[ TG2-1 it t ,1} I(J jIi 4 i f �{ NsiI NIP P N N'a€ y Pa 2A-1 thru 2A-18 2 5 7 2B-1 thru 2B-10 1 2C-1 thtu 2C-3 2Crt1 2CJ1 2CK1 2C--2 2G2 DELETED FO& CONTRACT 3 ! 11 tty r k 7tE i t ; 3 Sectio4,2E « GENERAT9R;AN 'EXG;TATiON SYSTEM All ,T ,� 1, �;Gensral)ek {, j4r t r { �g Generator, ' 144 41 2E 3 i, Exe*tatitop, System !I Cener '' $pact kcatilon,,arid tData Sheet °r[i 1� 5, tars I— ` 1, , t F 3 3 3 i r aka E f�I Sell�=NEUTRAL; GROUNDSNG)[EQUIPMENT flea IfFqPq t k € E { AI F yen �i18r$l.Y"E �� t t 2F.=2Et, odes an¢ StandarL4 F atilt,. qui�pmes� tRoquir gents k t Ih "2F 4'11'Tightening-of Connections 4 to t { Ali } t 4 !! * f r IG i sec ion zG „-pMETALI- SAD' SwIPCHGEAR , ;G-1�r General ill ' t t 2G' 211, , brides° and Standards t h,2C�.3? k Arrange IIg r < i 11 2G.4t,1,Deslgn a4d�CoAstruction ?G, S'i `f 4aringa and, WirinW iagrams 213'i i TightI it enls�gt=of, Connection 2G.Is�b kanuPact* rare ` � t 12 j9peoial hip'`"ngli Requirements 100wite sparijunitVI �8pac�ficaaion and Data Sheets ITypics dhemat�c,Eor era44,60Ft Feeder Circuit " Bras k� ', ,� t M�4 rl a r� P See niou x2H 1 CONTROLIISYSTEM,t �a 4 47 t y° {t �12H'1,`E' aendral',ry)�' i r,. u t y 2H'2 =t OparatioplvRequirements -12H 3L I i EquIpmendr and.,Materitals 1ti )2H' 4�I3 �i'Spil `Pa is r +i i ��Ht5)1 Vactorylests>I t2H'6' t'I S�`e'c'ial`L°)Shi ing Rye uiiiments F fr p a# ik pI O Y '4 3 E t1 %1 1,F {1 IB# S I 3 j j t rl Et IA i t E I i I Of If at tt if r if 1 ` 1 }j o f Ei a f 1 rLt ii # at y t t iaj I L a ti ,ia 3 is ` ;, [D NTdN 10566 TURBINEI GEN 62 02001 ,_Ig 3 ,'� €E [r�11 !/11,11987 1 ] of f, 0 If£li 4 ft't r t V 4f t o�Ti t (it )TC2-2 r i "tf At fl tiL,i t �F t4 �t u` #ale it A r ! t JAi Y Fa 6 2E-1 t�hl7 2E-16 2E- 2E- 2E= 0 2E- 6 2F-1 thr 2F-2 , 2G-1 thru 2G-18 2G-11 2G-11 2G-11 21311 2G-12 th;u 2G-17 2H-1 th*u 2H-11 1 1 5 11 11 Alternate codes, standards, or procedures not identified in the Proposal will�not be accepted The proper stamps shall be affixed to denote conformance to the appropri- ate codes Data reports required by the ASME Boiler and Pressure Vessel Code shall be submitted to the Engineer in triplicate 2A 3 TYPE The hydraulic turbine generator unit shall consist of a hor- izontal Kaplan turbine connected to a synchronous generator A speed increaser may be provided between the turbine and generator if its inclu- sion results in a significant capital cost reduction An electrohydrau- lic controller shall be provided for turbine control 2A 4 GENERAL ARRANGEMENT The equipment furnished under this Contract shall be based on installation and operation in the general powerhouse arrangements indicated on the following drawings included as part of these specifications Drawing No Revision Title 10566-DS-1001 0 PROJECT GENERAL ARRANGEMENT 10566-DM-1001 0 POWERHOUSE ARRANGEMENT - HORI20NTAL The dimensions of the hydraulic passages and the turbine setting shall be established by the Contractor as required to meet the performance and cavitation guarantees This information shall be submitted with the Pro- posal 2A 5 DESIGN CRITERIA The turbine generator unit shall be designed to operate under the conditions specified herein 2A 5 1 Pro ect Site Conditions shall be as follows Maximum lake level Minimum lake level Minimum tailwater level Maximum tailwater level The site specific conditions for design 532'-0" msl 481'-0" mal 446'-0" msl 463'-0" msl Tailwater level at 470 cfs 448'-5" msl (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2A-2 Section 2A - DESIGN AND PERFORMANCE 2A 1 GENERAL This section covers the major design and performance cri- teria for the turbine, controller, speed increaser, generator, excitation system, and auxiliary equipment The specifications for various items of equipment are intended to outline minimum acceptable standards of quality and performance and to describe the scope of work involved These specifications are not to be considered exhaustive "bills of materials" nor are they intended to restrict proper design and application of system components Consideration will be given to a unit which varies from these specifica- tions in order to conform to the manufacturer's standards, provided that the equipment satisfies the performance and operation requirements spec- ified herein The maximum capability of the unit shall be established by the bidder based on consideration of the annual generation model in Section D and capacity credits Maximum capability greater than rated conditions is desired 2A 2 CODES AND STANDARDS All materials, equipment, and fabrication procedures and tests shall be in accordance with the latest applicable requirements of the ASME Boiler and Pressure Vessel Code, ANSI, ASTM, NFPA, NEC, NEMA, IEC, IEEE, ISO, and the laws of the State of Texas, all local ordinances, the applicable requirements of the Federal "Occupational Safety and Health Standards," and other codes and standards as specified Other national standards of the manufacturer's country may be acceptable to control the actual performance of the work Such standards shall be clearly identified in the Proposal Data section The bidder shall demon- strate in his Proposal the conformance of these standards to the minimum requirements specified The acceptability of these standards will be de- termined by the Engineer during the detail design Two copies each of the proposed alternate codes, standards, and proce- dures shall be available at no cost to the Engineer on request The copies shall be in the English language Alternate codes, standards, and procedures which do not satisfy the minimum requirements specified, may be made acceptable by the addition of supplemental written procedures and instructions Such supplemental procedures and instructions shall be subject to the review and acceptance of the Engineer These supplemental procedures and instructions shall also be available, on request, to the Engineer If accepted by the Engineer, the proposed alternate codes, in conjunction with the supplements, shall control the actual performance of the work [DENTON 10566 TURBINE GEN 62 02001 I 031387 ] 2A-1 The ambient air The site seismic Seismic Zone 1 2A 5 2 Turbine as follows Number of w Rated flow Nominal rate amperature range is -3 to 113 F conditions shall be as defined for ANSI A58 1-1982, The general design parameters of the turbine shall be net head Net head operating range Minimum continuous operating flow at 76 feet net head Range of closing time for synchronous bypass valve Maximum all wable transient pressure in penstock Maximum ove speed on full load reject on at 76 feet 1 470 cfs 60 feet 76 to 25 feet 150 cfs or less 20 to 60 seconds 101 feet net head 160 percent The net head ape ified above shall be the head available (static head plus velocity he d) at the inlet pressure tape, as indicated on the draw- ings, less tailw ter level and draft tube velocity head Pressure drop from the upstre= point of equipment supply under these specifications through discharg of the draft tube is not included in the net head and shall be include in the turbine efficiency (pressure drop) 2A 5 3 Controll r The general design parameters of the controller shall bs as fol we Type Maximum oil Wicket gatE Wicket gate Servomotor pressure closing time range opening time range dead time Electrohydraulic 900 psi 4 to 10 seconds 20 to 40 seconds Less than or equal to 0 2 second [DENTON 10566 TURBINE GEN 62 02001 [ 031387 j 2A-4 The following flow duration data, and flow-tailwater level data, shall be used Percent of Time Equaled or Exceeded Flow Tailwater Level cfs Mal 20 510 448'-7" 40 330 447'-11" 60 250 447'-7" 80 210 447'-4" 90 190 447'-3" River water temperature ranges from 40 to 90 F A typical water quality analysis is as follows Parameter Value (mg/1 as such) Calcium 80 Magnesium 6 5 Sodium 70 Bicarbonate 270 Sulfate 41 Chloride 79 Fluoride 0 3 Nitrate 1 5 Phosphate 0 5 Dissolved Oxygen 9 4 BOD 1 9 pH 7 7 River water from the reservoir is screened through trash racks with open- ings of 4 inch by 40 inch size (DENTON 10566 TURBINE GEN 62 0200] [ 031387 ] 2A-3 2A 5 6 Operating Requirements The Lewisville Hydroelectric Project will be a remote controlled facility Reservoir releases and therefore unit load will be controlled by the U S Army Corps of Engineers The turbine generator unit shall be designed for continuous, reliable, and safe operation under the following conditions for a period of 50 years Over the entire load from guaranteed maximum output to mini- mum stable load Over the entire net head range All equipment furnished shall be free from adverse vibrations, pulsa- tions, and torsional resonances The critical speed of the combined ro- tating parts shall be at least 25 percent greater than the maximum run- away speed All components shall be designed and constructed to with- stand safely the stresses resulting from operation at the maximum runaway speed as well as those stresses resulting from normal operation modes The system and equipment shall be designed for any underspeed or over - speed condition of duration expected with equipment furnished during any operating mode The unit rotating parts shall be designed for the maxi- mum speed resulting from the turbine maximum runaway, including speed increaser, and shall safely withstand such operation for a period of not less than 60 minutes, the unit bearings shall safely withstand the tem- peratures and wear caused by such operation System equipment shall be designed to protect equipment and accomplish appropriate response in event of power outage This shall include a full automatic shutdown of the unit on loss of offsite power to the unit 2A 5 7 Materials Materials of all components furnished by the Contrac- tor shall be new and of first-class quality, suitable for the purpose, free from defects and imperfections and of the classes and types listed in Section II of the ASME "Boiler and Pressure Vessel Code" or the equiv- alent ASTM materials Unless otherwise specified, structural steel com- ponents and supports shall be manufactured from steel conforming to ASTM A36 Should the bidder propose other materials, complete details and specifications shall be submitted with the Proposal A listing of all materials for the major components shall be included with the Pro- posal All materials or parts used in the equipment shall be tested in confor- mance with the applicable specifications and purchased with certified me- chanical and chemical properties Stocked materials may be used provided the material when purchased required certification Copies of all certi- fications shall be supplied if requested by the Engineer (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2A-6 Servomotor deadband Less than or equal to 0 05 percent Time constant of damping device 0 to 10 seconds 2A 5 4 Generator The general design parameters of the generator shall be as follows Rated output Equal to or greater than the larger of the follow- ing 2,877 VA at 0 9 power factor or Turbine maximum out- put over net head operating range in kW at 1 0 power factor Synchronous speed, rpm Not greater than 720 Runaway speed, rpm As required by turbine runaway speed All other requirements shall be in accordance with Section 2E 2A 5 5 Excitation System The general design parameters of the excita- tion system shall be as follows Nominal band of regulated voltage Rate of correct behavior of the exciting system and AVR equipment during speed/ frequency variation AVR sensing circuit Excitation system voltage response ratio Excitation nominal ceiling voltage t0 5 percent of the rated generator voltage Within 85 percent to 150 percent of the rated speed 2 PTs, 4.200/120 volt ANSI Accuracy, Class 0 3 w, x, y Higher than 1 0 Higher than 150 percent [DENTON 10566 TURBINE GEN 62 0200] [ 031387 ] 2A-5 Transition surfaces between concrete and air or concrete and water shall be coated at least 6 inches into the concrete in accordance with Coating System Data Sheet A52 2A 6 PERFORMANCE CURVES AND DATA Full characteristic curves and per- formance data on the turbine, generator, controller, speed increaser, and excitation systems shall be submitted as requested herein and as scheduled in Section 1A Turbine Prototype turbine curves based on previous model test data for the operating conditions of minimum continuous output to maximum continuous output from net heads of 25 feet to 76 feet with efficiency, allowable sigma value, wicket gate opening, and runner blade angle Prototype turbine cavitation diagram of critical sigma (sigma value where efficiency starts to drop) and plant sigma versus turbine discharge for net heads of 76, 66, 60, 49, and 25 feet Turbine performance curves of the model for various gate and runner blade openings for the full range of specified heads The results shall include the head for maximum turbine effi- ciency, even if this point should occur outside the normal operating range Sigma break curves for maximum and rated discharge at maxi- mum and rated head Necessary curve for not less than six gate and runner blade openings selected for advantageous coverage of the con- ditions necessary to perform hydraulic transient calcu- lations Characteristic curves for model and prototype turbine run- away speed and corresponding discharge for turbine on -cam and off -cam Flow, torque, and head loss curves for synchronous bypass valve Speed increaser Efficiency curve [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2A-8 2A 5 7 1 Working Stresses The Contractor shall be responsible for using adequate factors of safety throughout the design of the equipment specified herein Under the most severe conditions of loading expected under normal operation, including maximum generator output under 76 feet net head, tensile or compressive stresses in the materials shall not ex- ceed the lesser of 1/2 of yield strength or 1/4 ultimate strength Shear stress shall be limited to 1/2 the allowable value specified above for tensile or compressive stress Under emergency loadings such as runaway speed, the stresses shall not exceed 1 33 times the allowable value for normal operation 2A 5 7 2 Welded Construction and Welding Weld -fabricated pressure parts shall be designed, fabricated, inspected, and tested, unless other- wise specified, in accordance with Section VIII, Division 1, of the ASTM "Boiler and Pressure Vessel Code" and shall be stress relieved when re- quiring by Section VIII Division 1 as a unit prior to final machining The qualification of welding procedures, welders, and welding operators for all welding of pressure components, including repair welding, shall conform to Section I% of the ASME "Boiler and Pressure Vessel Code " The qualifications for welding of other parts shall conform to either ASME Section IR or AWS D1 1 "Structural Welding Code " 2A 5 7 3 Shop Coating The following shop coating requirements shall apply in addition to those specified in Section 1B 2A 5 7 3 1 Surfaces in Contact With Water Components fabricated of carbon steel and having carbon steel surfaces in contact with water such as wicket gates, bulb, draft tube liner, etc , shall be shop coated in accordance with Coating System Data Sheet A52 included at the and of this section Contractor shall supply touchup paint adequate to repair 25 per- cent of the area coated Critical surfaces such as mating surfaces, bearing surfaces, and stain- less steel surfaces shall be protected by masking or other suitable means to ensure that damage during the blasting will not occur No paint shall be applied to surfaces within 3 inches of field welded connections or to mating carbon steel surfaces 2A 5 7 3 2 Surfaces in Contact With Concrete Surfaces in contact with concrete such as draft tube liner, embedded anchorages, etc , shall be cleaned but not painted unless otherwise indicated Surfaces of these components shall be prepared by mechanical cleaning in accordance with the requirements of SSPC-SP-2 or SP-3 and as otherwise required to pro- vide a clean, dry, oil free surface [DENTON 10566 TURBINE GEN 62 0200] [ 031387 ] 2A-7 2A 7 PERFORMANCE GUARANTEES The turbine generator and auxiliary equip- ment shall be guaranteed to operate satisfactorily without pitting, ex- cessive cavitation, excessive vibration, or excessive noise when operat- ing at design conditions, when being started up or shut down, and at runaway speed The following shall be guaranteed to be as stated in the Proposal Data Rated turbine/speed increaser/generator output with turbine flow conditions of 470 cfs at net head of 60 feet and a 0 9 generator power factor Maximum continuous turbine/speed increaser/generator output for a net head of 60 feet and 0 9 power factor Minimum stable turbine operation for net heads of 76 to 49 feet Average annual net energy generation by the turbine/speed increaser/generator based on flow and head model in Proposal Data Turbine efficiency and output at flows from minimum stable operation to maximum with net heads of 76, 60, and 49 feet Speed increaser efficiency over the entire output range Generator efficiency versus power output for power factors of 09and 10 Excitation system performance Critical speed of all rotating parts greater than 125 per- cent of maximum runaway speed Overspeed and pressure rise on load rejection Maximum runaway speed Flywheel effect Maximum sound pressure level of combined turbine/speed increaser/generator (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2A-10 Generator Generator capability diagram for rated conditions Generator open -circuit and short-circuit characteristics Generator zero and rated power factor saturation curves Generator v-curves Generator individual losses and diagram of their segregation from test Generator efficiency curves versus output at power fac- tors 0 9 and 1 0 Excitation system All generator, exciter, and regulator data required to com- plete a mathematical model study of system stability A block diagram of significant transfer functions represent- ing the generator, exciter, and regulator, satisfactory for computer studies Current transformers Transformer secondary excitation characteristics curve Ratio correction factor curve Thermal rating ANSI metering relaying accuracy class Current transformer secondary resistance at 25 C Phase angle correction factor curves Transformer correction factor curves Combined turbine -generator -speed increaser Generator output with 0 90 power factor for operating con- ditions of minimum continuous output to maximum continuous output with net heads of 76, 66, 60, 49, and 25 feet [DENTON 10566 TURBINE GEN 62 0200] [ 031387 ] 2A-9 2A & STARTUP AND COMMISSIONING After all the component and subsystem tests and adjustments have been made to ensure their satisfactory oper- ation, the equipment furnished under these specifications shall be pre- pared for startup and commissioning under the direction of the Contrac- tor's representatives The Contractor shall perform the startup tests indicated below, perform commissioning of the units, and prepare a startup and commissioning re- port as specified herein Performance tests will be conducted by the Contractor with the Owner's assistance as specified elsewhere in these specifications The Owner will provide operating personnel to assist in the startup, commissioning, and testing The preparation for startup and commissioning will include cleanup, lubrication, and tagging of equipment as necessary for startup tests Also, in preparation for the tests, the Contractor shall submit to the Engineer, for review and comments, a proposed Startup and Commissioning Manual to be followed during the tests The Contractor shall revise the manual to incorporate the Engineer's comments The Startup and Commis- sioning Manual shall detail the following Checking, lubrication, and tagging of equipment in prepara- tion for the tests The step-by-step procedure for various tests, including the following items A,listing of the inspections to be made on each item of equipment such as lubrication, clearances, vibration readings, calibrations, alignment checks, insulation tests, and rotation A listing of all auxiliary devices such as pres- sure switches, temperature switches, level switches, limit switches, and indicators with the function of device, the method of testing, the required setting for the device, and the actual setting recorded at site A listing of all the sequential steps which must be observed to demonstrate that the equipment as a whole functions as intended This demonstration shall include starting and stopping of auxiliary equipment by means of push-button stations, if ap- plicable, plus automatic starting and stopping of equipment, if applicable. All intermediate events such as auxiliary device operation, auxiliary equipment start/stop, and alarm action shall be listed for verification in the proper sequence (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2A-12 The guaranteed efficiency of the turbine shall be determined from the ef- ficiency of a previouslj/ tested model corrected for scale effect by the Hutton formula in which (Rem)1/5 prototype lose model loss + 0 7Rep Where Re a turbine Reynolds' number Re . D u g n Subscript p denotes prototype Subscript m denotes model Hn - head in feet D - runner diameter in feet u kinematic viscosity of fluid in square feet per second The correction shall be applied to the point of maximum efficiency of the model The efficiency of the turbine at other points shall be the model efficiency increased by the same amount as for the point of maximum effi- ciency The turbine power output shall be scaled up by applying the ratio of the prototype efficiency to the model efficiency Pitting due to cavitation resulting in metal loss of the runner, runner throat ring, or draft tube shall be guaranteed not to exceed the follow- ing for a period of 8,000 operating hours Metal loss at a rate of 0 IOD2/8,000 pounds per operating hour, where D is the runner diameter in feet Metal lose to a depth of 3/16 inch regardless of the area of loss Should either of the above criteria not be met, the Contractor shall re- pair the damaged area by welding and grinding to the original or improved runner profiles In case of local cavitation damage caused or aggravated by any contour errors, the Contractor shall make the modifications neces- sary to the runner profile or other parts to prevent its reoccurrence Upon completion of the repairs, the guarantee period shall be renewed for an additional 8,000 hours The turbine capacity and efficiency shall be based on previous laboratory model test results The bidder shall submit with his proposal sufficient supporting data and calculations from applicable model tests conducted in accordance with a recognized performance test code to demonstrate the validity of the guaranteed output, efficiency, and setting with relation to tailwater for the operating speed selected [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2A-11 Unit speed o Generator power output, voltage, and current Temperatures of the guide and thrust bearings, oil reservoirs, and heat exchanger inlet and outlet Log of startup and commissioning events The Contractor shall provide a listing of the required instrumentation for the testing program to obtain record of the test data All required instrumentation shall be pro- vided by the Contractor and shall remain the property of the Contractor The Contractor shall make the necessary pro- visions in the design of the equipment for proper mounting and proper functioning of the test instruments All instru- mentation, recording, alarm, and indicating devices furnished as a part of the equipment supplied under this Contract shall be available for the test purposes The proposed organization of the Startup and Commissioning Tests shall be included The Engineer will appoint a test engineer who will provide technical and scheduling liaison between the Owner, the Contractor, and other contractors The Engineer's representative, in addition to witnessing the tests, will rule on acceptability of test data or whether adjustments and modifications should be made before proceed- ing with further tests. The Engineer's representative will also coordinate operations of watering and unwatering of the unit, placement of unit on-line, and loading and load rejec- tion operations with the Owner's operations personnel The Startup and Commissioning Test program will be conducted in accord- ancs with the revised test program which shall be bound and distributed to the Engineers and specified in Section 1C Any defects or inadequacies uncovered as a result of the Startup and Commissioning Tests or the performance tests shall be corrected, and the tests continued until the entire testing program is completed and the equipment found satisfactory by the Owner All defects and inadequacies found during the testing program shall be corrected by the Contractor at no cost to the Owner, provided such defects are within the Contractor's responsibility as defined herein A Startup and Commissioning Test Report shall be prepared by the Contrac- tor and shall include copies of significant sections of the recorded traces, summaries of recorded data from all equipment, as well as docu- mentation of revised setting of various equipment and revised performance [DENTON 10566 TURBINE GEN 62 02001 [ 031387 I 2A-14 The Startup and Commissioning Schedule including time durations for each test The scope of the testing program, which shall include the following as a minimum Dynamic balancing of the coupled turbine, speed increaser, and generator rotating parts Recording of pertinent data for mechanical rota- tion and monitoring of the unwatered unit Initial watering and pressurizing of the water passages with unit stationary Initial hydraulic rotation and speed checks of the unit and operation at speed no-load Synchronization and placement of the unit on-line Loading operations until stable conditions are ob- tained for 10 percent increments of rated capac- ity, and load rejection for load increments of 25, 50, 75, and 100 percent of rated capacity and for maximum capability Index tests in accordance with ASME Power Test Code Hydraulic Prime Movers PTC 18 Test data to be observed and recorded during the startup and commissioning, which shall include the following Shaft runouts Axial movement of the shaft Thrust bearing support deflection Runner blade position Water pressure at intake area and in the draft tube section Oil pressures in the opening and closing sides of servomotors, and in the pressure tank Total and effective opening and closing times of wicket gates and runner blades measured with unit unwatered and again with the unit watered [DENTON 10566 TURBINE GEN 62 02001 [ 031387 2A-13 output at rated conditions, $2,800 per kW for each kW below guaranteed maximum continuous operation output, and $420 for each MWh below the guaranteed average annual energy production Payment will not be made to the Contractor for kW output and MWh production in excess of the guaran- teed 2A 9 1 Capacity and Index Teats Unit capacity and index tests of the turbine -generator unit shall be performed by the Contractor at the option of the Owner to verify that the power output, shape of the efficiency curves, and average annual energy generation guarantees have been fulfilled Net head shall be determined by subtracting the tailwater elevation staff gauge reading from the upstream penstock pressure tap pressure plus the velocity head within the penstock less the calculated velocity head at the draft tube outlet for the flow condition At the Owner's option, draft tube pressure tap pressure measurement may be used instead of tailwater eleva- tion The capacity tests will be conducted at a net head near the spec- ified net head, however, should the net head condition not exist at the time of the test, the generator output shall be adjusted by the ratio of the net heads to the 3/2 power to determine whether the guaranteed outputs have been achieved The unit capacity will be determined from electrical measurements of generator output The power output of the generator will be measured with the use of calibrated electrical test instruments furnished by the Contractor Flow measurement shall be by ultrasonic measurement or another method mutually agreed upon by the Owner and Contractor The manufacturer's field service representative shall perform any subsequent adjustments as may prove necessary or desirable to secure optimum perfor- mance Test results shall verify that total installed system will deliver guaranteed output at dssign head flow and speed without high temperature buildup on any component and without undue vibration or torsional reso- nances 2A 9 2 Turbine Runaway Speed Test During the startup and test period, the Contractor, at the option of the Owner, shall perform a runaway speed test on the unit to determine whether the guarantee, with respect to run- away speed has been fulfilled The test will be performed at the highest head available at the time of the test with no load on the generator The test will be of not more than 3 minutes duration from the time maximum speed has been attained 2A,9 3 Turbine Efficiency at tiency Test Within the guarantee period the Con- tractor, e- optionoT the Owner, shall perform an efficiency test of the turbine to verify that the turbine efficiency guarantees have been fulfilled In the event that the turbine efficiency tests are performed, they will be conducted in accordance with the provisions of IEC41, "Inter- national Code for Field Acceptance Tests of Hydraulic Turbines," except as modified herein Flow measurement upstream of the turbine shall be made by the ultrasonic flow measurement method or another method mutually agreed upon by the Contractor and Owner Net head shall be measured as specified under Capacity Testa (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2A-16 data as obtained during the startup tests The Startup and Commissioning Test Report will be subject to review by the Engineer, and the Contractor shall revise or expand the report as may be requested by the Engineer Copies of the revised Startup and Commissioning Test Report shall be furnished to the Engineer as specified in Section 1C 2A 9 PERFORMANCE TESTS After the turbine -generator set has been in- stalled and placed in operation, it will be tested at the option of the Owner by the Contractor for the price listed in this Contract to deter- mine if equipment furnished performs as specified and as guaranteed The Contractor shall be responsible for furnishing and installing all test connections required on the equipment furnished under this Contract If the Owner exercises the option to have the Contractor perform a test, the Contractor shall provide all instrumentation required to perform the test The instrumentation shall remain the property of the Owner No tests shall be conducted on equipment or materials for which manufac- turer's field service is specified unless the manufacturer's field rep- resentative is present and declares in writing that the equipment and ma- terials are ready for such test Performance testa shall be conducted in accordance with applicable IEC and/or ASME Standard Test Codes except as modified herein The Contrac- tor shall supply input regarding type and location of monitoring devices which should be incorporated into station construction to obtain neces- sary teat data If the equipment operation is unsatisfactory due to any deficiency in the Contractor's work, the Contractor shall make repairs and correct defects in his work to obtain satisfactory performance of the equipment If any supplementary testa are required as a result of such deficiency, the Con- tractor shall provide all additional testing equipment and instruments, furnish testing personnel, and incur all expenses connected with such supplementary tests In case any of the equipment furnished under this Contract fails to oper- ate as required, or in case of failure to meet any of the guarantees pro- vided for in this Contract, the Owner shall have the right to operate the equipment until such defects have been remedied, and guarantees fulfilled without cost to the Owner Repair or removal of rejected equipment shall be scheduled to the satisfaction of the Owner In the event that serious defects necessitate the rejection of equipment, the Owner shall have the right to operate the equipment until such time as new equipment is pro- vided to replace the rejected equipment Should the Contractor be unable to modify the turbine generator to meet the guaranteed output and average annual energy production, the Contrac- tor shall pay the Owner $2,800 per kW for each kW below the guaranteed (DENTON 10566 TURBINE GEN 62 02003 031387 2A-15 2A 9 4 Generator Efficiency Tests In order to check the efficiency values guaranteed by the Contractor, efficiency measurements by means of approved methods shall be performed by the Contractor at the option of the Owner A detailed program of the field efficiency tests shall be prepared by the Contractor and approved by the Owner The following tests and measurements shall be made Measurement of generator load losses for load points of 50 percent, 75 percent, and 100 percent of continuous output rating Precision measurement of reactive and active power gen- erated, measured with precision class 0 2 equipment, with conditions maintained as close as possible to rated values Excitation losses as determined from voltage and current measurement 2A 10 SHOP ASSEMBLY The turbine, generator, speed increaser, and con- troller shall be individually assembled in the shop to the extent practi- cable They shall be properly matchmarked and dowelled to ensure correct assembly and alignment of parts in the field except that, where necessary, suitable dowels shall be furnished for insertion after field assembly and drilling Assemblies shall also be made of all control panels and cabi- nets Cooling coils, pressure vessels, servomotors, and pressured oil circuits shall be shop tested at 1 5 times their design pressure for 1 hour with- out leakage, damage, or failure Oil sump assemblies shall be tested with a full oil level without leak- age All normal operating cycles, such as wicket gate operation, servomotor operation, running blade operation, and switchgear operation, shall be performed in the shop during the assembly tests Interferences, errors in dimensions, and inaccurate workmanship dis- covered during shop assembly shall be corrected A record shall be made of shop measurements of all critical dimensions, diameters, concentricities, runouts. clearances, etc , of the moving and stationary parts, which may affect the field installation and alignment or the operation of the unit These records shall be forwarded to the Engineer for reference during field erection and for record purposes [DENTON 10566 TURBINE GEN 62 02001 [ 031387 1 2A-17 SYSTEM NO,I DESCRIPTION Steel - Nonpotable Water Immersion A 52 SURFACE i SbPC-bP5 White Metal Blast Cleaning PREPARATION Profile depth 2 to 4 mils as recommended by coating imanufacturer COATING FILM SPECIAL NOTES TDIRY FIRST COAT 2-8 mils As recommended by manufacturer TOUCH UP N/A SECOND COAT 8-16 As recommended by manufacturer THIRD COAT 8 mils If required by manufacturer TOTAL SYSTEM 18-24 As recommended by manufacturer mils COATING PRODUCT IDENTIFICATION FIRSTCOAT TOUCH UP SECOND COAT THIRD COAT i MANUFACTURER Ameror Amercoat 71 N/A Amercoat 78HB Not required Polyamide Lured Amine cured Epoxy Primer Coal Tar Epoxy Carboline Carbomastic 3 N/A Carbomastic 14 Carbomastic 14 Coal Tar Epoxy Coal Tar Epoxy Coal Tar Epoxy Primer 1Ap�/ �ATpi1 BLACK & VEATCH SHEET DATE PREPAREDBYI COATING SYSTEM DATA 090181 RRH/CHF CONSULTING ENGINEERS 2A-18 * Inlet anchor ring Draft tube Stay column Wicket gates Steel plate, ASTM A516 Grade 55 or cast steel, ASTM A27 Grade 70-40 Steel plate, ASTM A516 Grade 55 Cast steel, ASTM A27 Grade 70-40 or steel plate, ASTM A516 Grade 55 Cast steel, ASTM A27 Grade 70-40 or steel plate, ASTM A516 Grade 55 2B 4 RUNNER The runner shall be of Kaplan type, consisting of the hub, the blade regulating mechanism with servomotor, and the adjustable blades The number, size, and profile of the runner blades shall be established by the turbine manufacturer based on previous model tests to provide op- timum performance throughout the design range of operating conditions The runner hub shall have a flange for bolted connection to the turbine shaft All surfaces of the runner exposed to the flow of water shall be finished to a surface finish of 125 microinch or better by grinding and shall be free from hollows or projections The runner shall be stress relieved before final machining The completed runner shall be statically balanced in the turbine manufac- turer's shop 2B 5 SHAFT The main shaft shall be of hollow shaft type with forged couplings and suitably welded and properly heat treated The shaft shall be of ample size to operate at any speed up to the maximum runaway speed without detrimental vibration or distortion The shaft shall be designed with an ample margin of safety against failure by fatigue Design and manufacture shall be such as to avoid or reduce stress concentrations to a safe minimum by providing fillets where there are discontinuities of the shaft section The shaft shall be accurately machined and finished, and shall have weld- ed and forged flanges conforming to ANSI Standard B49 1, with tapped holes for jacking screws in the flange on the runner end for breaking the joints The shaft shall be machined as necessary to properly connect *Refer to Basis of Contract (DENTON 10566 TURBINE GEN 62 02001 [ 111987 2B-2 Section 2B - TURBINE AND AUXILIARY EQUIPMENT 2B 1 GENERAL This section covers the technical requirements of the turbine and associated auxiliary equipment 2B 2 GENERAL DESCRIPTION The turbine shall be of the horizontal axis, tubular nP type with Kaplan type runner Both wicket gates and runner blades shall be adjustable The turbine shall be directly connected to the 84 inch diameter pipe carrying the water from the reservoir The turbine shall include concrete embedded inlet anchor ring, wicket gate operating mechanism with oil hydraulic servomotor and counterweight, run- ner throat ring, bulb casing, draft tube, the runner operating mechanism, and turbine bearing The runner throat ring shall be split horizontally in the shaft axis plane to facilitate runner inspections The turbine shaft shall be connected to the runner and shall lead to the outside through the draft tube liner The runner shaft shall be supported at its downstream end by a combined thrust and guide bearing located on a con- crete foundation The turbine draft tube shall be of welded design with the downstream end formed by concrete formwork in accordance with the manufacturer's hydraulic design Direction of rotation shall be selected by the turbine manufacturer, co- ordinated with gearbox and generator, and stated in the Proposal Data sheets The turbine shall be provided with Winter -Kennedy or Peck taps for continuous flow monitoring *2B 3 MATERIALS Turbine materials shall be equivalent to, or exceed, the strength and corrosion -erosion resistance of the following listed ma- terials Runner Stainless steel castings, ASTM A743 Grade CA-6 NM Hub Cast steel, ASTM A27 Grade 70-40 Shaft Forged steel, ASTM A668 Class D Bulb Steel plate, ASTM A516 Grade 55 Runner throat Steel plate, ASTM A516 Grade 55 or cast steel, ASTM A27 Grade 70-40 *Refer to Basis of Contract [DENTON 10566 TURBINE CEN 62 02001 [ 111987 ] 2B-1 correct operation for 15 minutes without cooling water circulation, if provided, starting from normal service temperature Each bearing shall be provided with a RTD or thermocouple for temperature monitoring and alarm, and a temperature switch for trip Level switches on all sumps shall also be provided for alarm and trip 2B 7 DISTRIBUTOR The outer bearings and seals for the wicket gates shall be incorporated in the outer casing The wicket gate bearings shall be the self-lubricating type Inner bearings and seals for the wicket gates shall be incorporated in the inner casing All wicket gates shall be interchangeable and independently adjustable The gate mechanism shall have ample strength to withstand maximum load imposed by most severe transient operating conditions Suitable protection devices shall be incorporated in the wicket gate ad- justing mechanism to prevent damage in the event of wicket gate blockage These shall include a shear pin or breaking link for every gate The gates shall be designed to drift towards closed position in event of loss of controller oil pressure A reliable mechanism with counterweight shall be provided to ensure safe closing under any conditions The wicket gates shall be of cast steel or fabricated of steel plates with internal steel stems A bushing of the self-lubricating type or grease lubricated shall be provided for all parts having contact when in motion Stops shall be provided to prevent a free wicket gate from fluttering Stay columns shall be provided for flow distribution and bulb support Stay columns and wicket gates shall be accurately machined smooth, free of waviness, projections, depressions, or other surface irregularities 2B 8 FABRICATED STRUCTURES The following fabricated steel plate con- struction shall be provided and shall have suitable reinforcing and an- choring ribs for concrete grouting where applicable and shall be complete with all flange connections and lifting lugs as required Bulb nose casing Runner throat casing, in two halves Inlet anchor ring Draft tube Support ribs shall be incorporated for transmitting all axial, radial, and torsional forces from the turbine to the concrete structures and foundations The minimum steel plate thickness shall be 3/8 inch (DENTON 10566 TURBINE GEN 62 02001 [ 022786 l 2B-4 with the coupling provided on the low speed shaft of the speed increaser or the generator shaft Before installation, the shaft shall be cleaned, prepared, and coated in accordance with Coating System Data Sheet A52, included at the end of Section 2A A packing box shall be provided where the shaft passes through the draft tube The packing box shall be designed in two halves and the packing material shall be of high grade hydraulic type or carbon Lubrication by water or grease shall be in accordance with manufacturer's standard Lu- brication water will be supplied from the penstock A RTD or thermo- couple shall be provided to monitor and alarm temperature, and a tempera- ture switch shall be provided for unit trip The shaft shall have removable and renewable sleeves where it passes through the bearings and the packing box The sleeves shall be made of corrosion -resisting steel and shall be accurately machined, polished on the outside, and securely fastened to the shaft Runout shall be checked by rotating the finished shaft in a lathe or aligning device in the manufacturer's shop and shall not exceed toler- ances recommended for turbine shafts in the NEMA Publication MG 5 1-3 04/1 2B 6 BEARINGS A guide bearing shall be provided and incorporated in the bulb nose casing and a thrust and guide bearing shall be provided on the shaft outside the draft tube and supported on the concrete structure The combined thrust and guide bearing shall be of latest improved design, of ample capacity to support axial thrust and counter -thrust in both di- rections parallel to shaft axis under the most unfavorable operating con- ditions The guide bearing shall be a sectionalized bearing shell lined with white antifriction metal The turbine guide bearing shall be of the immersed self -lubricated type and shall be located as near the runner as possible The combined thrust and guide bearing shall be provided with a tempera- ture detector for alarm and shutdown All bearing housings and shells shall be split conveniently to facilitate dismantling and maintenance The bearings shall be capable of operating continuously without injury at any speed from 50 percent to 110 percent of the rated speed and for an hour at any speed from 100 percent of the rated speed to the maximum run- away speed specified Furthermore, the bearings shall be guaranteed for (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2B-3 cooling water flow during unit startup, and automatically stop flow dur- ing unit shutdown Manual control shall also be provided from the con- trol switchboard 2B 11 SYNCHRONOUS BYPASS VALVE This article covers the design and con- struction requirements for the synchronous bypass valve and operator to be furnished under these specifications In order to prevent water hammer in the penstock during load rejection, a synchronous bypass valve shall be provided The valve shall open syn- chronously with the wicket gate closure In the event of a turbine closure following a load rejection, the valve shall open in a manner that the flow rate in the penstock remains un- changed The valve shall be designed to remain open or automatically close depending on the mode selected The valve closing time shall be adjustable within the given adjusting range The closing time shall not be influenced by the ambient temperature variation Water pressure dur- ing valve closure shall not exceed the maximum permitted pressure in the penstock At the upstream side, the valve shall be directly flanged and bolted to the turbine bypass pipe At the discharge side, the valve shall be bolt- ed to a coupling provided for dismantling and alignment Theivalve shall operate through a mechanical linkage which is connected to the turbine wicket gate operating ring The valve shall be of butter- fly type A free discharge valve shall be proposed as an option if throt- tling of water flow is later determined to be required Minimum size shall be 48 inches All elements subject to appreciable wear by water erosion shall be re- placeable without removal of the disk Complete valve and fitting elements shall be provided, including dif- fusers, flanges, fitting pieces, foundation plates, and all necessary ac- cessories for proper and safe synchronous bypass operation, such as dash pot, retraction spring, and linkage The butterfly valve shall be manufactured by Allis-Chalmers, Keystone, Ecolaire, Henry Pratt, or BIF-General Signal 2B 11 1 Code Requirements The butterfly valve shall be designed and constructed in accordance with AWWA C504-AWWA Standard for Rubber -Seated Butterfly Valves, except where modified or supplemented by these speci- fications, and in accordance with the applicable requirements of the Federal "Occupational Safety and Health Standards " If the bidder's valve design deviates from the requirements of AWWA C504 other than those specified herein, the bidder shall clearly state such deviation in the proposal (DENTON 10566 TURBINE GEN 62 02001 ( 031387 ] 2B-6 The runner throat ring shall be stainless steel lined The stainless steel shall be of a type that may be readily welded using only local pre- heat and postweld heat treatments without danger of cracking The inlet anchor ring upstream end shall be shop prepared for butt weld to the 84 inch penstock The steel draft tube shall extend for a sufficient length into the struc- ture to prevent leakage and to minimize erosion of concrete due to high water velocities The draft tube shall be provided with a manhole 2B 9 OVERSPEED DEVICE An overspeed device shall be mounted on the tur- bine shaft for the shutdown of the turbine -generator unit in case of ex- cessive overspeed This device shall have hydraulic action on the con- troller oil pressure system, initiating the closing of the turbine wicket gate The device shall be complete with necessary electrical control equipment The device shall be adjustable within a certain range above the theoret- ical maximum load rejection speed and shall be equipped with the neces- sary oil pipes and isolating valves for connection to the governor oil system 2B 10 COOLING AND LUBRICATION WATER SYSTEM Cooling and lubricating wa- ter for bearing oil, shaft seal, and other required services shall be provided from the upstream penstock and shall be discharged, to the maxi- mum extent possible, to the tailrace or draft tube All piping, valves, strainers, instruments, controls, and other components required for a complete system shall be furnished Pumping of water should be avoided Strainers provided shall be of the dual basket, automatic, backflushing type with stainless steel basket System design shall consider multiple strainers in series to preclude frequent strainer plugging due to large straining size reductions in any one strainer set Each strainer set shall be provided with differential pressure gauge and two switches to automatically backflush on high differential pressure and alarm on higher differential pressure Backflushing valves shall be solenoid operated Each strainer set shall be provided with isolation valves and a bypass line and valve Piping shall be designed for easy removal where required for maintenance access to the turbine Piping to each service shall be provided with a globe throttling valve, sight flow indicator, pressure gauge, and pres- sure switch A RTD or thermocouple shall be provided to monitor and alarm temperature, and a temperature switch shall be provided for unit trip Valving and controls shall be provided to automatically start [DENTON 10566 TURBINE GEN 62 02001 [ 022786 2B-5 The valve body shall be capable of withstanding a hydrostatic test pres- sure of two times the design pressure and shall be capable of withstand- ing momentary shock loads of three times the design pressure 2B 11 5 Valve Disk The valve disk shall rotate approximately 90 de- grees from Tu-11 open to tight shutoff position 2B 11 6 Valve Seats Rubber seat rings shall be either clamped to the valve disk or cTa ed to the valve body with retaining rings or segments and bolted fasteners The seat rings shall be adjustable and replaceable without removing the body from the line The retaining rings or segments shall be of corrosion -resistant material Fasteners shall be as speci- fied herein under MATERIALS A valve with disk mounted rubber seats shall have a hardened, ground, and polished body seat ring, as specified under MATERIALS, secured to the valve body A valve with body mounted rubber seats shall have ground and polished seating surfaces on the edge of the disks Disk seating surfaces shall be of the material specified above 2B 11 7 Valve Shaft The valve shaft shall be designed for the torques and forces encountered in opening and closing the valve in service The shaft design torque shall be determined in accordance with Appendix A of AWWA C504 All disk -to -shaft securing fasteners shall be as specified herein under MATERIALS 2B 11 8 Shaft Seals Shaft seals shall be of the split "V" type or of the square TFE impregnated Teflon packing with adjustable bronze packing glands The packing shall be adjustable and replaceable without removing the operator from the valve body 2B 11 9 Valve operators The valve operators shall be in accordance with AWWA G5a4 The valve operators shall be selected to most the maxi- mum torque requirements due to the design differential pressure specified herein and with flow corresponding to runaway speed or maximum continuous output, whichever is greater The valve shall be provided with a manual operator and a mechanical operator as required to open with wicket gate closure, and then automatically close or remain open, depending on mode selected The valve operator torque requirements shall be the maximum torque en- countered in normal operation of the valve as calculated in accordance with Appendix A of AWWA C504, and shall include a factor of safety of 2 0 [DENTON 10566 TURBINE GEN 62 02001 022786 2B-8 2B 11 2 Design The valve shall be of heavy-duty construction and shall provide bubbletight shutoff with a differential pressure of 40 psi The valve shall have a design pressure of 50 psi The valve shall be designed for modulating service with the valve disk in any position from fully closed to fully open The valve shall be designed to accommodate the weight of the operator without allowing deflection in the valve shaft when the shaft orientation is vertical or otherwise *2B 11 3 Materials The butterfly valve materials shall be equivalent to, or shall exceed, the strength and corrosion -erosion resistance of the following listed materials Valve body Ductile iron, ASTM A536 Grade 65-45-12 Cast iron, ASTM A48 Class 40 or ASTM A126 Class B Disk Ductile iron, ASTM A536 Grade 65-45-12 Shaft Stainless steel, ASTM A276 Type 304 or A276 Type 316 Soft seat Buna N Neoprene Hard seat Stainless steel Type 304 or 316 Fasteners 18-8 stainless steel Valve sleeve bearings Self -lubricated bronze or ac- ceptable corrosion -resistant nonlubricated material 2B 11 4 Valve Body The butterfly valve body shall be Class 75, with Class 125 flat faced flanged ends, faced and drilled in accordance with ANSI B16 1 Face-to-face dimensions of valve shall conform to AWWA C504 for short body valves *Refer to Basis of Contract [DENTON 10566 TURBINE GEN 62 02001 [ 111987 ] 2B-7 * Center Support Flange Steel plate, ASTM A285 Grade B or C Lantern Ring and Gland Bronze Operating Rods and Nuts Bronze The valve shall be provided complete with all hydraulic equipment, con- trol panels, and accumulator as required to assure operation on unit trip and loss of ac power to the unit Limit switches to indicate when the valve is open, closed, or in any intermediate position shall be provided Limit switches shall be in accordance with Section 1B The valve shall be provided with discharge end steel supports as re- quired *Refer to Basis of Contract [DENTON 10566 TURBINE GEN 62 02001 [ 111987 2B-10 The valve manual operator shall be a worm gear reducer manual operator The operator shall be suitable for operation in any position without loss of lubricant The operator shall be provided with a position indicator and locking de- vice The locking device shall be arranged to lock the valve with the disk in any position from fully closed to fully open The operator shall be furnished with a handwheel Levers or cranks will not be acceptable In addition, the operator shall be provided with a 1-1/2 inch hexagonal nut for use with a portable air wrench drive 2B 11 10 Limit Switches The valve shall be provided with limit switch- es to indicate when the valve is open, closed, or in any intermediate po- sition Limit switches shall be in accordance with Section 1B 2B 11 11 Tests The valve shall be given witnessed factory tests in ac- cordance with tests listed in AWWA C504 2B 11 12 Optional Free Discharge Valve The free discharge valve shall be as manufactured by Allis-Chalmers (Howell-Bunger Valve), Kubota, or acceptable equal The valve will be installed in a pit in the powerhouse floor and discharge into a tunnel under the powerhouse and parallel to the turbine discharge Both ends of the valve shall be provided with Class 125 flat faced flanges The valve shall be hydraulic operated and mechanically linked to the turbine wicket gates as for the butterfly valve option A manual worm gear operator shall also be provided The valve shall have a design pressure at 50 psi The body shall be capable of withstanding a hydrostatic test pressure of two times the design pressure and three times that pressure for shock *Valve materials shall be as follows Body Steel plate, ASTM A285, Grade B or C with stainless steel facings, ASTM A167, Type 304 Body Sleeve Stainless steel, ASTM A167, 18-8 or ASTM A176, Type 405 Gate Steel plate, ASTM A285, Grade B or C with stainless steel seals, ASTM A167 Type 304 *Refer to Basis of Contract [DENTON 10566 TURBINE GEN 62 0200] [ 111987 ] 2B-9 2C 4 SPEED SENSING DEVICE The speed sensing device shall be of the electronic type, consisting of a toothed disk mounted on the end of the turbine shaft and of two electronic compact pickups for speed detection Speed signal from the first pickup shall be to the electronic control unit while the speed signal from the second compact pickup shall be used for the actuation of switches and/or relays for unit control and for a speed signal to the remote supervisory system 2C 5 OIL HYDRAULIC SYSTEM The hydraulic system shall consist of the following main elements which shall be combined into a unit Actuator cabinet, containing electrohydraulic transducers, main distributing valve and all operation control valves and elements and valves for automatic shutdown at normal rate of closure and emergency shutdown Oil pressure set, consisting of two pumps with 3-phase, 460 volt ac motors, oil reservoir of adequate capacity, automatic pressure control system, unloader valve, safety valve, filters, hand pump, and all necessary appurtenances * 0iX/$t6ddrtt6/t�({�1E/¢f/�d�/�XAAd6t/tt�El/d���d�tdd/��/tMc�/�iX fit%tYE/t161db%�£%$t��ddtE/tAdlEx�tb�ia�dd/dE�i1Ek� /a(�/t6�dXt#d Control panel with all relays, control switches, indicating lights, motor starters, and devices required for complete control of the pumping set Each pump shall be capable of delivering oil at maximum pressure at a rate per minute not less than three times the active servomotor volume of both servomotors and shall be designed to run continuously The pressure re- lief valve shall maintain pressures at a level required to operate the power amplifier system of the controller The sump tank shall be sized to keep the oil temperature at a suitably low level Upon power loss to the oil pumping units, the precharged accumulator shall supply pres- surized oil to the servomotors for unit shutdown An oil piping system shall be provided for the entire oil hydraulic system including connections to the turbine servomotors All necessary valves, solenoid valves, gauges, relief valves, check valves, instruments, and strainers shall be provided, as well as all material necessary for in- stallation The control system shall be designed for local manual control and for automatic control from the unit control The local pump selector switches shall be "HAND -OFF -AUTO" type, and a "LEAD -LAG" selector switch shall be provided When in "AUTO," the lead pump shall run as required *Negotiated Revision [DENTON 10566 TURBINE GEN 62 02001 [ 111987 ) 2C-2 Section 2C - CONTROLLER 2C 1 GENERAL This section covers the technical requirements of the controller and associated auxiliary equipment 2C 2 GENERAL DESCRIPTION An electrohydraulic standard controller for a double regulated tubular Kaplan type turbine shall be provided Main components shall consist of the electronic control unit, speed sensing device, and the complete hydraulic system The controller shall include a speed controller for synchronizing, and a flow controller for loading Flow control shall be by comparing a flow set point to actual flow and operating the controller to eliminate any error between these two values The Contractor shall furnish the necessary equipment to allow the flow set point to be set locally or by a remote supervisory signal consisting of raise -lower pulses The Contractor shall provide an output signal, from the controller to the remote supervisory equipment, which indicates the actual set point Actual flow shall be determined by a differential pressure measurement method (Winter -Kennedy or Peck) The Contractor shall provide all transmitters, receiving equipment indicators, and de- vices necessary to measure flow A gate limiting device shall be provid- ed and shall be adjustable by remote supervisory or local control The controller shall be of adequate capacity to control the turbine under all conditions, to regulate it to be free from hunting or surging, and shall cause the unit to operate satisfactorily with the interconnected system 2C 3 ELECTRONIC CONTROL UNIT The governor electronic control unit shall be a modular unit designed for installation in the unit control switch- board The electronic control unit shall be integrated into the overall plant control specified in Section 2N The control unit power supply will be 48 volts do Power supply monitoring shall be incorporated in the electronic governor control unit In case of interruption or failure of the power supply, a monitoring relay shall be actuated for emergency shutdown of the unit and alarm indication on the control switchboard Correlation of runner blades and wicket gates shall be integrated in an electronic module and shall be adjustable The controller shall allow for switching over from automatic control to manual control and vice versa at any load without rapid load changes A complete combined mechanical electric or electronic feedback system giving suitable signals to the electronic controller supplied shall be provided [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2C-1 by the unit control system, and the lag pump shall start automatically upon failure of the lead pump or system low pressure Motor starters shall be provided in accordance with Section 1B Two oil pressure operated, double acting, hydraulic cylinder type servo- motors shall be furnished for operating the wicket gates and runner blades Oil for operating the servomotors shall be supplied under pres- sure from the oil pressure system The servomotor components shall be designed for the maximum controller oil operating pressure The servo- motors shall have a combined capacity, at minimum oil operating pressure, sufficient to operate gates or runner blades under all conditions of head and load, through the full servomotor opening and closing stroke in the specified time Suitable drain valves and piping shall be furnished for draining oil from each and of the servomotor cylinders and for bleeding entrapped air An adjustable slow closing device for retarding the rate of closing travel between the approximate speed -no-load position for rated head and the closed position, shall be provided A manually adjustable stroke limiting device shall be provided which can be locked to positively limit the gate or runner blade position if desired A scale affixed to the mechanism shall show the limit for which this device is set Actual gate opening shall be accurately indicated on a scale with pointer af- fixed to a servomotor or to the gate operating ring (DENTON 10566 TURBINE GEN 62 02001 [ 022786 2C-3 2E 2 3 2 Enclosure and Cooling The generator shall be self -ventilated and shall include outlet air ducting to interface with Owner -furnished ductwork The outlet air ducting shall be arranged to interface above the generator with a single connection to the Owner's duct The Owner's duct will be designed so that maximum pressure at the interface will be 1/2 inch water gauge The Contractor shall provide all fans required to self -ventilate the generator Enclosure parts (e g , frames, bearing brackets, terminal housings, ex- ternal fan covers) shall be made of cast iron, cast steel, sheet steel, or steel plates Aluminum enclosure parts are not acceptable Bolts, nuts, screws, and other hardware items shall be corrosion resis- tant or heavy cadmium plated metal 2E 2 3 3 Insulation and Windings All insulated windings shall have Class F nonhygroscopic insu ation systems Stator insulation systems shall be form wound utilizing vacuum -pressure impregnated epoxy and shall be sealed in accordance with the requirements of NEMA MG 1-20 All insulated winding conductors shall be copper 2E 2 3 4 Temperature Risa The temperature rise when operating at the rated load and 50 C ambiant shall not exceed 70 C when measured by resis- tance or 75 C when measured by embedded detector (RTD) The temperature rise requirements shall apply to all the generator in- sulated windings including armature, main field, exciter armature, and exciter field 2E 2 3 5 Space Heaters The generator shall have space heaters Space heaters operating at 1200 watts and leas shall be suitable for operation on 120 volts, single-phase, 60 hertz power circuit Heaters operating above 1200 watts shall be arranged for operation on 208 volts, 3 phase, 60 hertz power circuit Space heaters shall be rated for 240 volt operation, but shall be utilized at 120 volts ac The heaters shall be provided inside the generator enclosure in a loca- tion suitable for easy removal and replacement Heaters shall be located and insulated so they do not damage generator components or finish Space heaters shall be sized as required to maintain the generator in- ternal temperature above the dew point when the generator is idle The internal temperature shall not cause winding temperatures to exceed rated limiting values nor cause thermal protective device "over temperature" indication when the generator is not energized (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2E-2 Section 2E - GENERATOR AND EXCITATION SYSTEM 2E 1 GENERAL The generator and excitation system shall be furnished in accordance with the requirements of this section 2E 2 GENERATOR In case of conflict between the requirements of the various parts of these specifications, the requirements of the different parts shall govern to the extent of such conflict in the following se- quence mandatory governmental regulations, codes, and standards, Gener- ator Specification and Data Sheets included at the end of this section, the other technical sections, this section, the referenced industry codes and standards 2E 2 1 Codes and Standards The generator shall conform to applicable standards of ANSI, IEEE, and NEMA, except where modified or supplemented by these specifications In case of conflict between any of the industry standards relative to manufacturing requirements covered in these speci- fications only by reference to the standards, the requirements of NEMA shall govern All equipment and materials shall be in accordance with the applicable requirements of the Federal "Occupational Safety and Health Standards " 2E 2 2 Ratings The generator power input rating shall be not less than the maximum expected power output of the turbine The generator power output rating shall not be less than specified in Article 2A 5 4 2E 2 3 Design and Construction The generator shall be a horizontal salient pole synchronous machine designed for coupling to the turbine or a speed increaser The generator shall be coordinated with the overall design of the hydroelectric system and shall be as specified herein and on the Generator Specification and Data Sheets 2E 2 3 1 Nameplates All generator nameplate data shall conform to NEMA MG 1-21 61 requirements The following additional nameplate data shall be included Frame size number Insulation system class designation Oil pressure required for pressure lubricated bearings Complete nameplate data shall be included on the generator dimensional drawing submitted for final review All generator nameplates and attachment pins shall be corrosion resistant metal [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2E-1 as listed in the table following Incoming power supply cable size and material will be furnished later Terminal connectors shall be as fol- lows or acceptable equal Power Supply Cable Size 8 AWG and smaller 6 AWG thru 4/0 AWG 250 Mcm and larger Burndy Terminal Connector Copper Aluminum YAV YA YA-A-TN YA-2N YA-A-2NTN The neutral leads connection shall be arranged for easy accessability and disconnection for removal of the current transformers 2E 2 3 9 Ground Connectors The generator shall be furnished with a grounding connector attached to the generator frame inside the power lead terminal housing The grounding connector may be a lug or terminal or other acceptable grounding connector Two additional grounding connectors shall be permanently attached to the frame The grounding connectors may be corrosion resistant metal pads, containing two NEMA spaced and sized threaded holes, welded or brazed to the frame, terminal connectors attached to the frame, or other acceptable frame grounding method The grounding points shall be on the sides of the frame 2E 2 3 10 Bearings The type of bearing furnished shall be as specified on the Generator Specification and Data Sheet 2E 2 3 10 1 SSjiddin� Type Bearings Sleeve bearings shall be oil ring lubricated type The oil ring shall be one-piece construction, split type construction will not be acceptable The bearings, end bells, and bearing housings shall be split type when available Air gap measurement holes or other acceptable means shall be provided in each end enclosure for checking air gap Sleeve bearings shall be designed and located centrally, with respect to running magnetic center, to prevent the rotor axial thrust from being con- tinuously applied against either end of the bearing The generator shall be capable of withstanding without damage the axial thrusts that are de- veloped when it is energized 2E 2 3 10 2 IeHipj Lubrication Syetem Lubrication for oil lubricated bearings shall be furnie ed by an internal lubricant recirculation sys- tem, Oil reservoir capacity and ventilation of the bearing housing and oil reservoir shall be as required to adequately maintain proper cooling of the oil and bearings (DENTON 10566 TURBINE GEN 62 02001 [ 022786 2E-4 Space heater leads shall be stranded copper cable with 600 volt insula- tion and shall include terminal connectors Space heater sheaths shall be of a corrosion resistant, nonoxidizing ma- terial and shall have a thickness not less than 0 025 inch 2E 2 3 6 Surge Protection Rotating machine surge protection arrestors and surge capacitors shall be provided These items shall be located in the main power lead terminal box 2E 2 3 7 Terminal Eousinga A terminal housing for power leads and a separate accessory terminal housing for accessory leads shall be fur- nished Leads insulated for different voltage classes shall not occupy or terminate in the same housing under any conditions If required, a neutral lead and neutral current transformer terminal housing may be provided All terminal housings shall be externally mounted on the frame enclosure Terminal housings shall be pressed steel or fabricated steel Housings shall be diagonally or longitudinally split with a gasket between the split halves of the housing Each housing shall have a threaded opening to provide a watertight rigid connection with the conduit, and shall be designed for rotation in 90 degree increments, or have provisions included otherwise, to receive conduit from any of four directions Nonconducting lead positioners and gaskets shall be furnished between the housings and the frame All leads located in the housings shall have terminals and shall be permanently numbered for ease of identification Separate accessory terminal housings provided for current transformer leads, temperature detector leads, space heater leads, alarm device leads, speed switch leads, and other similar accessory equipment leads shall be complete with screw type terminal blocks in accordance with the require- ments of Section 1B for termination of such leads Terminal blocks for current transformer leads shall be shorting type Each terminal in the blocks shall be identified and marked for its respective leads Accesso- ry terminal housings shall be accessible from outside the generator All power lead terminal housings shall be large enough to provide working space for the field fabrication of stress cones within the housing and to contain the stress cones after fabrication Surge capacitors and arresters shall be mounted at the terminals inside an oversized housing Location and dimensions of terminal housings shall be acceptable to the Engineer 2E 2 3 8 Terminals Cable type leads shall be provided with compression type terminal connectors Connector type shall be coordinated with in- coming power supply cable and neutral grounding cable size and material [DENTON 10566 TURBINE GEN 62 02001 [ 031387 2E-3 The verif alaerf red man�e Bad embly shall Incr 3 12 Shaft t0 ensure that vtb atto levels be subjected 10 wa Pee weights are Bar h p b ddes t thThe eue9nt[hat not c uP13n8 to are acc, The out turbine $enerato the turb ine at rated speed 88netic cents Oraft shall be t0umscrtbed Peed Increaser l thrusts of cated r wtth shall or attachedA Permanent, and end fdenloat permanent ba eas31Y tde o the hSarin . at ref limits when marks Indies 2E nttftab 8 houst erence level 2Z a 13 Sole let le for use durin r shaft seal nt shall be tt bolts hail �� a So 8 inetallatton The marktn n, alig�ant din$ each taol d Indic as Seplat shall be fur Ss bolt, shall and Connectio Iate to the the Size and Wished Sole loc bolts, washers furntahed wietail8 and °ncr*Is founds a non of there draw_ as G and all or crossSOleplate anchor bolt anch andtIon note shall be furni h d eProcedur All p unaatr hold antin8, shall be shop I area t Croas-Sectio anon anchor wn bolts ehBihOp drilled of the generat r area shall ng washer$ a a lOcated ana be oversize mounting bolt, not be less s°mPletely 6 nutlt h s, �hallr the general/4tor Inch tnta Anchor than the 2ElePlate �enertout orlmountall be provlaeneraeor 4.11 Pra°fed 1. and Its cttonahe anchor for iOaal and teal S eed 3n8 holes shall be d it the central porturtenances ud_ Cent above d rotation�� to The $ens led and tapped n of each speedspeed to req, the run natural rator shall be ad to keep tore h1118T m erature tP ene_Sene of the &Way stae r uetantivibratl vIbratnonnat 1 ast 25 de= lie e4u and in Detectors to Over the °Perati g able Per - be hed�`-� Bearin da menta stalled 8 and wi All eMPeratur to of ANSI MC96 lcoMEMA MGI1 20c rdance withe datec- to tea terminal block, and IEEE 119 the groundl,he dotectoerminal forntahed to th ungrounded seen_ With internal Lead terminals each temperatureegtry terming th rector hous loads ctor shall R 83et or COndu etWIrtn The ins mmo ground The dcon etermin la Shall 3CludedInes Aired Det era shall i8uard Cha detctoraWring aha hall be °=emoveach 1 h lterminal 6 d nontnductivcteriatic Cu I be Platin , a sly wound, efts 00 ohms nd eplecon- annealed sure DENTON 10566 Tp 03113387E GEN 62 0200] 2E-6 ] 2E 2 3 10 3 Miscellaneous Bearing Requirements All bearing mountings shall be designed to prevent the entrance of lubricant into the generator enclosure or dirt into the bearings, and shall be provided with pipes and drain plugs Filler caps for oil lubricated bearings shall be arranged for safe, easy addition of lubricant from the outside of the generator while the generator is in service All oil lubricated bearings shall be provided with oil level sight glasses marked for required oil level at generator running and standstill Plastic sight windows or bottles shall be of a material not adversely affected by continuous exposure to sunlight Sight glasses shall be Gits Style FG or BW-20, Tedeco P/NS, or acceptable equal Stationary labyrinth seals shall be bronze material Insulation shall be provided to prevent circulation of shaft current on bearings, on bearing temperature detector connections, or on oil piping connections Bearings and bearing housings shall be designed to sustain the additional load due to flywheel weight and to permit disassembly in the field for inspection of the bearings or removal of the rotor Bearing lubricants shall contain a corrosion inhibitor The type and grade of lubricant shall be indicated on a nameplate attached to the generator frame or and shield adjacent to the lubricant filling device The Contractor shall furnish all lubrication information required to as- sure proper equipment start-up and subsequent bearing maintenance A vibration switch as manufactured by Robert Shaw shall be provided to monitor vibration and trip the unit on high vibration 2E 2 3 11 Rotors The rotor shall be of laminated salient pole design with noninterconnected damper windings The poles shall be fastened to the rotor by "tee" tails or dovetails The rotor, including poles and windings, shall be capable of withstanding all continuous and transient forces caused by maximum runaway speed or a sudden 3 phase short circuit at the generator terminals without damage or deformation to any component A flywheel shall be mounted between the generator bearings and shall be incorporated into the generator overall design in order to meet the moment of inertia (WR2) minimum requirement to limit overspeed on load rejection All rotating components shall be dynamically balanced after mounting on the shaft Generator vibration shall not exceed the peak -to -peak ampli- tude values given in NEMA MG 1 standards when measured in accordance with those standards In addition, the magnitude of vibration values for twice the line frequency vibrations shall not exceed 0 5 mil (DENTON 10566 TURBINE GEN 62 0200] ( 031387 ] 2E-5 2E 2 6 Manufacturer The generator shall be as manufactured by one of the following Electric Machinery General Electric (Canada) Louis Allis 2E 3 EXCITATION SYSTEM The excitation system shall be brushless, con- sisting of an electronic dual channel PI or PID type automatic voltage regulator (AVR), a rotating armature type alternating current main exciter machine (multiple of 60 hertz frequency) and an unregulated rotating rec- tifier bridge with silicone diodes Field excitation energy for the ac main exciter machine shall be derived from the excitation power transformer, connected directly to the genera- tor bulbar This power shall be fed to the exciter machine field winding in regulated mode through the thyristorized auxiliary excitation rectifier, controlled by gate control from the electronic type AVR If the generator remanent voltage is insufficient for voltage buildup, an additional 120 volt ac plant auxiliary source will be provided for initial excitation power The equipment offered shall correspond to the basic layout as outlined in IEEE 421 The bidder may offer equipment which deviates from that stand- ard only to a limited extent 2E 3 1 Operational Requirements In addition to the requirements of Article 2A 5 5, the following requirements apply During "automatic" operation, and within the area of the capability diagram, the terminal voltage of the generator shall be kept stable, without hunting, within the "Nominal Band of Regulated Voltage" (as defined by IEEE 421-1972) specified at the prevailing set point During transient or abnormal operating conditions, including failures of the turbine, governor, generator, exciter or grid, the terminal voltage of the generator shall be kept within safe limits by the AVR, and such conditions shall be guarded by the control, limiting, or protective de- vices provided in order to sustain operation of safety as long as feas- ible The system shall be designed for "manual" and "automatic" voltage control On command "exciter on" provided from the control system or manually, the excitation system shall provide excitation current to the generator field as required for voltage buildup under AVR control with the set point "au- tomatic" prevailing, which is normally 95 percent UN at no load [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2E-10 accuracy and stability, and be insensitive to vibration and strain Each detector shall be furnished with three leads Thermocouple type temperature detectors shall be as specified in Sec- tion 1B Thermocouple extension wire shall be solid 18 AWG or larger 2E 2 3 15 1 Bearing Temperature Detectors Bearing temperature detec- tors, complete with detector head and holder assemblies as required, shall be furnished when specified on the Generator Specification and Data Sheets The detector temperature -sensitive tip shall be hermetically sealed and held in intimate contact with the outside diameter of the bearing babbitt not over 1/8 inch from shaft surface of bearing babbitt for sleeve bearings The Contractor shall submit drawings to the Engi- neer indicating the detector location and mounting 2E 2 3 15 2 Winding Temperature Detectors Winding temperature detec- tors shall be furnished, installed and wired complete when specified on the Generator Specification and Data Sheets All resistance type detectors shall be noninductively wound, annealed after winding to ensure accuracy and stability, and be insensitive to vibration and strain At least two detectors per phase, evenly spaced around the stator, shall be embedded between the coils in the stator slots Leads shall be furnished with ring type terminals Temperature detector and detector lead insulation class shall be the same as the stator coil insulation class Detector leads external to the slot shall be provided with protective brass interlocked spiral armor The armor shall be Anaconda Type SL, Penflex Type SQ, or acceptable equal metallic type All temperature detectors shall be tested at 1500 volts to ground and checked for accuracy immediately prior to performing the final winding dielectric tests Accuracy shall be checked by measurement of the detec- tor resistance or by checking the temperature reading obtained with a temperature detector meter when the windings are at room temperature 2E 2 3 16 Differential Protection The generator shall be furnished with three bushing type relaying accuracy current transformers, one on each neutral lead Current transformers shall be provided with stranded cable type leads and shall be removable without disassembly of the gener- ator The current transformers shall be mounted in the main power lead terminal housing or a current transformer housing located on the side of the generator frame Current transformer secondary leads shall be wired to shorting type terminal blocks mounted in the separate accessory terminal housing EDENTON 10566 TURBINE GEN 62 02001 031387 ] 2E-7 The neutral leads shall be wired to the CT primaries The wye connection shall be completed at the factory, leaving only four leads T1, T2, T3, and neutral for field connection in the polder lead terminal housing 2E 2 3 17 Sound Level The sound level shall be selected by the Con- tractor to conform with the overall equipment assembly sound level re- quirements which are included elsewhere in these specifications, but in no case shall the average no-load sound pressure level, re 0 0002 dyne/cm2, produced by the generator exceed 90 dBA free field at 2 meters Noise level teats shall be in accordance with the requirements of IEEE 85 In addition to the specified overall sound pressure level, single fre- quency noise, regardless of cause or source, shall not exceed levels which are irritating or which can produce damage to the human ear Sound reduction baffles, mufflers, and materials shall be contained with- in the enclosure 2E 2 4 ualit Control Teets and Inspections The generator shall be tested and in at the manufactur— erg s factory to determine that it is free from electrical or mechanical defects and to provide assurance that it meets the requirements of these specifications Teat procedures shall be in accordance with IEEE No 115 Test Procedure for Synchronous Machines Five copies of reports of the quality control tests and inspections for the generator shall be submitted to the Engineer prior to shipment of the generator from the manufacturer's factory The routine tests listed in NEMA MG 1 shall be performed The following additional teats and inspections shall be performed Mechanical balance Current balance check, no-load Armature winding polarization index teat Airborne sound pressure level measurement Air gap measurements Winding temperature detector dielectric and accuracy teats The polarization index specified above shall be determined from an insu- lation resistance -time curve corrected to 40 C, and shall be taken imme- diately prior to performing the final high potential ground test Each stator phase shall be tested separately to ground with other phases grounded Phase windings shall be tested at not less than 5000 volts do The ambient temperature, winding temperature, and relative humidity (DENTON 10566 TURBINE GEN 62 02001 [ 031387 l 2E-8 accuracy and stability, and be insensitive to vibration and strain Each detector shall be furnished with three leads Thermocouple type temperature detectors shall be as specified in Sec- tion 1B Thermocouple extension wire shall be solid 18 AWG or larger 2E 2 3 15 1 Bearing Temperature Detectors Bearing temperature detec- tors, complete with detector head and holder assemblies as required, shall be furnished when specified on the Generator Specification and Data Sheets The detector temperature -sensitive tip shall be hermetically sealed and held in intimate contact with the outside diameter of the bearing babbitt not over 1/8 inch from shaft surface of bearing babbitt for sleeve bearings The Contractor shall submit drawings to the Engi- neer indicating the detector location and mounting 2E 2 3 15 2 Winding Temperature Detectors Winding temperature detec- tors shall be furnished, installed and wired complete when specified on the Generator Specification and Data Sheets All resistance type detectors shall be noninductively wound, annealed after winding to ensure accuracy and stability, and be insensitive to vibration and strain At least two detectors per phase, evenly spaced around the stator, shall be embedded between the coils in the stator slots Leads shall be furnished with ring type terminals Temperature detector and detector lead insulation class shall be the same as the stator coil insulation class Detector leads external to the slot shall be provided with protective braes interlocked spiral armor The armor shall be Anaconda Type SL, Penflex Type SQ, or acceptable equal metallic type All temperature detectors shall be tested at 1500 volts to ground and checked for accuracy immediately prior to performing the final winding dielectric tests Accuracy shall be checked by measurement of the detec- tor resistance or by checking the temperature reading obtained with a temperature detector meter when the windings are at room temperature 2E 2 3 16 Differential Protection The generator shall be furnished with three bushing type relaying accuracy current transformers, one on each neutral lead Current transformers shall be provided with stranded cable type leads and shall be removable without disassembly of the gener- ator The current transformers shall be mounted in the main power lead terminal housing or a current transformer housing located on the side of the generator frame Current transformer secondary leads shall be wired to shorting type terminal blocks mounted in the separate accessory terminal housing (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2E-7 The AVR shall provide safe and continuing operation upon oc- currence of inadmissible operating conditions (excessive set point, internal failure, external disturbances, excessive load angle, overexcitation, underexcitation, etc ) by the limiting action of the limiting devices provided The AVR and the excitation system shall have the following additional compensating limiting and protective functions In case of disturbances in the AVR, the voltage sensing cir- cuit, or the gate control unit, a follow-up device shall be provided for the "manual" set point, which shall automatically be set to the prevailing set point of the reference value for automatic voltage regulation, in order to permit automatic changeover (trip) to manual without sudden change of reactive power Reactive current dependent droop for reactive load sharing with adjustment range of 10 percent Maximum field current limiter function for inductive (over- excited) load region Load angle limiter function or a limit of stability limiter function for capacitive (underexcited) load region Frequency compensation limiter function (U/F a const) with adjustable time delayed action The following disturbances shall be indicated separately at the AVR's failure indicating panel and shall initiate an unenergized contact closure for a common alarm signal "excitation system trouble" to the station annunciator AVR internal failure Failure of automatic gate control unit Actuation of one of the protective or limiting devices of the AVR Failure of thyristor at auxiliary excitation rectifier Failure of diode (fusee) at rotating main excitation recti- fier Loss of AVR sensing voltage signal [DENTON 10566 TURBINE GEN 62 02001 [ 022786 2E-12 The excitation system shall provide a positive signal "exciter ready for operation" and a lockout signal "exciter trouble" to the startup sequence controllers Startup and shutdown of the excitation system, selection of mode of oper- ation (manual/automatic) and adjustment of set points for "automatic" and "manual" voltage control shall be possible from the AVR panel In addi- tion, the Contractor shall provide a power factor controller This con- troller may be included as a part of the AVR, or as part of the unit con- trol system specified in Section 2H Excitation rectifiers (controlled thyristorized in AVR and rotating diode rectifier in exciter field circuit) shall have a repetitive peak reverse (inverse) (URRM) and forward (UDRM) blocking voltage of not less than 3 5 times excitation ceiling voltage Further, the excitation rectifiers shall be capable of delivering for 10 seconds, maximum excitation current (i e , the current driven across the fields by the ceiling voltage) with- out exceeding permissible temperatures with maximum ambient air tempera- ture conditions A minimum redundancy of n + 1 shall be provided with respect to number of bridges or bridge arms in parallel for unlimited operation Special attention shall be paid to an effective natural convection cool- ing of all electronic devices In no circumstances shall their tempera- ture ratings be exceeded Maximum temperature rise of such equipment shall be limited to 20 C above ambient air temperature of 50 C within cubicles Separate electric forced air cooling fans will not be accept- able in the system 2E 3 2 Automatic Voltage Regulator The automatic voltage regulator (AVR) shall be mounted in the unit control panel The AVR shall have terminal voltage and excitation current regulation systems The former shall be for automatic control, and the latter shall be utilized for manual control The system shall be identical and redundant During manual control, all protective and limiting devices shall remain in service and shall initiate alarm and shutdown signals if necessary The AVR panel shall be provided with an exciter field ammeter and voltmeter The AVR shall have the following performance in addition to that speci- fied previously The automatic voltage control action shall be within an AVR set point range of 90 percent (at no load) to 110 percent (at full load) of generator rated voltage, upon any devia- tion from the set point The manual voltage control shall be within a set point range of 5 percent terminal voltage (at no load) up to 110 percent (at full load) [DENTON 10566 TURBINE GEN 62 02001 [ 031387 j 2E-11 Nominal exciter output voltage shall correspond to the gen- erator field circuit requirements, taking into account the voltage drop across the rotating main excitation rectifier Nominal exciter output shall be according to generator field circuit requirements The maximum excitation power demand shall be delivered from the ac main exciter without exceed- ing any component thermal or mechanical ratings AC main exciter maximum output voltage (excitation ceiling voltage) shall be not less than 1 5 times nominal exciter output voltage Exciter field leads shall be wired to a dedicated auxiliary terminal box 2E 3 6 Rotating Main Excitation Rectifier The rotating 3 phase recti- fier bridge shall be mounted on or inside the exciter rotor on a carrier ring The rectifier shall be directly connected to the exciter armature winding terminals on the ac side and directly connected to generator field leads on the do side Diodes shall be silicone power diodes Diodes shall be mounted in heat sinks and shall not exceed 80 C tempera- *ture rise on the diode stud under maximum load iii over 50 C cooling air temperature The number of diodes in parallel connection in each branch of the 3 phase bridge connected rotating main excitation rectifier shall be such that in case of failure of 20 percent of the diodes in any branch, 100 percent peak excitation current is still delivered without exceeding 80 percent of any diode current rating Quick -acting fuses of respective rating shall be provided in series con- nection with each diode path for selectively switching off any failed diode Fuses shall have a bouncing pin failure indicator and shall be mounted equally spaced at the same level on the rectifier support ring, in order to permit checking of fuses during operation by means of a frequency - adjustable battery operated stroboscopic lamp through an inspection door Adequate surge protection capacitors with damping resistors or metal oxide varistors shall be provided for every diode in order to avoid voltage surges due to commutation (carrier storage effect) *Negotiated Revision (DENTON 10566 TURBINE GEN 62 02001 [ 111987 ) 2E-14 A signal initiating unit shutdown, a de -energized contact closure for common alarm signal of "excitation system failure" to the station an- nunciator, and a lockout signal to the master sequence Controller shall occur upon the following Failure of an unacceptable high number of thyristors, diodes, or fuses at auxiliary/main excitation rectifier Actuation of loss of excitation power protection relay Loss of AVR and/or excitation system supply voltage Failure of manual gate ignition unit 2E 3 3 Excitation Power Transformer The excitation power transformer shall be provided in accordance with Section 2G 2E 3 4 Auxiliary Excitation Rectifier The auxiliary excitation recti- fier shall be rack mounted with the AVR panel The rectifier shall be designed for natural convection cooling and shall have the following characteristics Power output As required for ac exciter nominal field excitation plus 10 second maximum current/ceiling voltage short -time rating Connection Three-phase bridge, gate controlled Rectifier thyristors shall be silicone controlled rectifier Surge capacitors and damping resistors for each thryristor shall be provided Quick -acting fuse with failure indicator pin in series connection with each thyristor shall be provided A fuse in series with the entire thy- ristor bridge will be acceptable only if a redundant thyristor bridge is provided The temperature rise of each thyristor (at base of cooling fin connection *to heat sink) shall be %Q 80 C or less �Jjii/Oi over an ambient air tem- perature of 50 C 2E 3 5 Alternating Current Main Exciter Machine An alternating current main exciter machine of rotating armature winding type shall be provided on the generator The machine shall consist of the following items and have the following characteristics AC main exciter field circuit requirements (power, voltage, current) shall match the respective figures of the auxiliary excitation system as derived from the AVR *Negotiated Revision [DENTON 10566 TURBINE GEN 62 02001 [ 111987 ) 2E-13 2E 3 7 Field Circuit Breaker A field circuit breaker and field dis- charge resistor shall be furnished and mounted in the unit control panel The circuit breaker shall an electrically operated 2 pole generator field breaker The field breaker shall be capable of successfully interrupting field current during maximum transient conditions It shall have at least three "a" and three "b" auxiliary contacts for indicating lights and inter- locks As an alternate to the field circuit breaker, free wheeling diodes may be provided to dissipate the energy during transients (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ) 2E-15 m N O O a W G The generator shall be designed and constructed in accordance with the following requireiqenta Type Salient pole synchronous Voltage 4160Y/2400 volts (6 terminals), 3 phase Power factor 0 9, over excited Frequency 60 hertz, +2 percent, -3 percent Duty Continuous Excitation system Brushless rotating rectifier Service Indoor Mounting Horizontal Ambient temperature range Enclosure type Dripproof Bearing type Split sleeve Bearing lubrication system Shaft Solid -18 C minimum, 50 C maximum Oil rings, self -cooled Coupling to speed increaser Preferably tooth type coupling The generator shall be furnished with soleplates The generator shall be furnished with the following temperature detectors Bearings Thermocouples or resistance temperature de- tectors for temperature monitoring, tempera- ture switches for tripping Armature windings Resistance temperature detectors The generator shall be furnished with three current trans- formers for differential protection, 600 5 ampere ratio, C100 accuracy class, and three current transformers for use with the power factor controller, 600 5 ampere ratio, ANSI metering accuracy Class 0 3, B 1-1 0 The generator rotor and flywheel total inertia (WR2) shall be a minimum of 42,200 lb-ft2 (referenced to 720 rpm) BLACK & WATCH PROJECT 10566 SPEC 62 0200 ENGINEERS ARCHITECTS 7q, GENERATOR SPECIFICATION AND DATA SHEET 2E-16 mesh screened ventilating louvers shall be provided to dissipate heat generated by the enclosed equipment under rated operating conditions Internal barriers shall be provided to isolate the various items of equipment within the enclosure All interconnections between components within the neutral grounding equipment enclosure shall be with solid copper bus or with stranded copper cables 2F 4 TIGHTENING OF CONNECTIONS The Contractor shall include on his erection and assembly drawinge complete information for tightening of all electrical connections secured with bolts or studs. The information fur- nished shall include toroue wrench settings or complete details of other tightening procedures recommended for bus joints and connector attach- ments [DENTON 10566 TURBINE GEN 62 02001 [ 030885 2F-2 Section 2F - NEUTRAL GROUNDING EQUIPMENT 2F 1 GENERAL This section covers furnishing neutral grounding equip- ment, materials, and accessories Except as otherwise specified in this section, the neutral grounding equipment, materials, and accessories shall be as specified in Section 1B 2F 2 CODES AND STANDARDS All equipment furnished under these speci- fications shall conform to applicable standards of ANSI, NEMA, and IEEE All materials and devices shall be in accordance with the applicable re- quirements of the Federal "Occupational Safety and Health Standards " 2F 3 EQUIPMENT REQUIREMENTS Neutral grounding equipment designed for use with the ganerator described in Section 2E shall be furnished The equipment shall include one indoor generator neutral grounding equip- ment enclosure with the following items furnished, mounted, and connected within the enclosure 1 - Grounding transformer single-phase, cast resin, 4160-120/240 volts 1 - Resistor rated for 1 minute, cast grid type, connected to shunt the 240 volt secondary winding of the trans- former Connections shall be provided from the re- sistor to an easily accessible terminal block for remote relaying 1 - Ground bus with provisions for attachment of a 1/0 AWG to 300 Mcm stranded copper cable All equipment re- quiring grounding shall be connected to this bus 1 - Terminal block, connected to the grounding transformer secondary for extension to the protective relav The transformer and resistor kVA and kW ratings shall be as required to limit the ground fault current to a value that results in the resistor kW during a ground fault to be equal to the normal system line -to -ground capacitive kVA, but, in no case shall the ground fault current be less than 5 amperes The Contractor shall furnish, for the Engineer's review, calculations used to determine the grounding system capacity The enclosure shall be fabricated from leveled steel sheets not less than 11 USS gauge, reinforced with welded steel members to form a rigid free- standing structure Doors with concealed hinges and three-point latches shall be provided on the front and rear of the enclosure for equipment access Latch assembly shall include lock type handles One-fourth inch [DENTON 10566 TURBINE GEN 62 02001 [ 022786 j 2F-1 2G 4 1 Maintenance and Operating Equn ipmet, and Spare Parts The switchgear shall be furnished with the following maintenance and operat- ing equipment 1 - Test cabinet with test jumper for testing breakers out of housing 1 - Breaker transfer truck, if required to move the circuit breakers into and out of the breaker housings 1 - Maintenance closing lever for closing the circuit breakers 1 - Manual operating lever for moving the breaker elements into and out of the operating position 1 - Set of teat plugs suitable for testing the relays The switchgear shall be furnished with the following spare parts 100 per cant replacement of fuses 100 per cent replacement of color caps 100 per cent replacement of lamps for indicating lights The bidder shall include with his proposal a complete list of other spare parts or special tools which will be furnished with the equipment and are included in the lump sum price stated is the Proposal 2G 4 2 Switch ear Enclosures The switchgear shall be furnished with NEMA 1 gas eted enclosures All ventilation openings shall be filtered and have rodent proof screens Switchgear equipment shall be mounted in vertical sections fabricated of steel and assembled to provide rigid self-supporting structures The breakers shall be removable from the front Grounded removable steel barriers shall be provided between the instrument panels and the power cable and current transformer compartments Where screw type fasteners are indicated in these specifications to be an acceptable type fastener for securing removable panels in place, it is preferred that the screws fit into threaded openings in the enclosure framework The framework shall provide three full threads to receive the screw type fasteners In the event that the framework is too thin to provide for three full threads, the framework shall be reinforced or shall be furnished with nuts welded at the screw holes to provide the EDENTON 10566 TURBINE GEN 62 02001 [ 031187 1 2G-2 Section 2G - METAL -CLAD SWITCHGEAR a 2G 1 GENERAL This section covers furnishing of 5,000 volt metal -clad switchgear equipment, materials, and accessories as specified herein and on the Switchgear Unit Specification and Data Sheets included as a part of this section Except as otherwise specified in this section, metal - clad switchgear equipment, materials, and accessories shall be as spec- ified in Section 1B The 5,000 volt switchgear shall be designed and constructed for use on a 4,160 volt, 3 phase, 60 hertz, 3 wire, ungrounded system Except as specified otherwise herein or on the Switchgear Unit Specifica- tion and Data Sheets, all equipment shall be designed for service at sea level at an ambient temperature of 50 C 2G 2 CODES AND STANDARDS All equipment furnished under these speci- fications shall conform to applicable standards of IEEE, NEMA, and ANSI All materials and devices shall be in accordance with the applicable re- quirements of the Federal "Occupational Safety and Health Standards " In case of conflict between the requirements of the various parts of these specifications, the requirements of the different parts shall gov- ern to the extent of such conflict in the following sequence mandatory governmental regulations, codes, and standards, Switchgear Unit Speci- fication and Data Sheets, this metal -clad switchgear section, and the referenced industry codes and standards 2G 3 ARRANGEMENT The switchgear shall be arranged as indicated on the Switchgear Unit Specification and Data Sheets This arrangement is preliminary In the event that rearrangement is re- quired due to the Engineer's request, or the Contractor's proposal, a new arrangement shall be furnished to the Engineer The Contractor shall proceed with design and issuance of certified shop drawings only after receipt of the Engineer's acceptance The switchgear units shall be numbered from left to right facing the op- erating (drawout) side of the switchgear 2G 4 DESIGN AND CONSTRUCTION Design and construction of metal -clad switchgear shall be in accordance with the requirements of the articles which follow (DENTON 10566 TURBINE GEN 62 02001 [ 022786 ] 2G-1 Voltage normally applied to the space heaters will be 120 volts Space heater voltage rating shall be 240 volts The Owner will furnish a 120 volt ac, single-phase, 60 hertz feeder to the switchgear assembly for switchgear space heaters The Contractor shall furnish all space heater wiring integral to the switchgear and suitable branch circuit protection 2G 4 2 4 Nameplates Engraved nameplates shall be furnished for the front and rear o each switchgear unit and for equipment and devices within each unit Nameplate inscriptions will be furnished by the Engi- neeriat a later date 2G 4 3 Power Circuit Breers The switchgear shall be furnished with highivoltage power circuit akbreakers of standard drawout design The breakers shall not be forced cooled Removable breaker units of the same type and ampere capacity shall be wired alike and shall be mechanically and electrically interchangeable Terminal designations shall be as indicated on the Typical Schematic for 4160V Feeder Circuit Breakers included at the end of this section 2G 4 3 1 Rating Power circuit breakers furnished under these specifi- cations sha11 be provided with the following ratings 4160 V Breakers Rated maximum voltage, kV rms 4 76 Rated voltage range factor, K 1 24 Rated low frequency withstand voltage, kV rms 19 Rated full wave impulse with- stand voltage, kV peak 60 Rated short circuit current, amperes rms 29,000 Related required capa- bilities Maximum symmetrical interrupting capability, amperes rms 36,000 [DENTON 10566 TURBINE GEN 62 02001 [ 030885 l 2G-4 necessary thickness The Contractor shall furnish 100 per cent replace- ment screw type fasteners if they are of a noncaptive type and 50 per cent replacement screw type fasteners if they are of a captive type If the manufacturer's standard fasteners for removable panels consist of screw type fasteners which are inserted in captive nuts held in place by nut retainer clips, they will be acceptable, but the Contractor shall furnish 100 per cent replacement nuts and nut retainer clips as switch - gear spare parts The quantity of replacement screw type fasteners shall be as specified in the previous paragraph The rear panels shall be removable 2G 4 2 1 Front Doors Each switchgear unit shall be furnished with a hinged front door to allow removal of the circuit breaker, and a separate hinged front door to provide access to the secondary or control compart- ment of the unit, and for mounting instruments, meters, relays, switches, indicating lights, and other specified devices Doors shall be furnished with turned -back edges and additional bracing as required for rigidity No hinge shall be visible from the outside when the doors are closed Stops and latches shall be provided for control of each door in the open and closed positions Latches for the closed posi- tion of each door shall be one of the following or acceptable equal One three-point single handle operated latch Multiple single -point latches consisting of captive knurled handle quarter -turn cam fasteners or threaded screw retain- ing bolts Doors which are 36 inches or less in height shall have a minimum of two single -point latches, doors which are greater than 36 inches in height shall have three single -point latches 2G 4 2 2 Channel Sills Channel sills shall be furnished for instal- lation in the switchgear foundation and shall be arranged for tack welding to the switchgear bass from inside the units The channel sills shall be shipped separate from the switchgear as scheduled in Section 1A 2G 4 2 3 Switchgear Space Heaters Each unit of outdoor switchgear shall be furnished with space heaters to prevent condensation of moisture within the switchgear The heaters shall be located and thermally in- sulated such that no painted surface will be damaged or discolored Space heater capacity shall be as required to maintain the compartment and unit internal temperature above the dew point [DENTON 10566 TURBINE GEN 62 02001 [ 031187 2G-3 Each breaker shall be furnished with not less than two "a" and two "b" electrically separate auxiliary contacts mounted on the breaker for re- mote interlocking service Each switchgear unit containing a circuit breaker shall be furnished with not less than eight "a" and eight "b" electrically separate breaker mechanism operated auxiliary switch con- tacts mounted in the switchgear unit enclosure for remote interlocking service These auxiliary contacts and auxiliary switch contacts shall be in addition to those specified in the preceding paragraph Breaker mechanism operated auxiliary switches shall operate only when the breaker is in the connected position All additional auxiliary contacts shall be wired to terminal blocks for external connection 2G 4 3 4 Breaker Control Devices Each breaker shall be furnished with a local control switch and breaker position switch arranged to provide the following control of breaker operation Breaker Breaker Operation Drawout Remote Control Local Control Switch Position Close Trip Close Trip Connected X X -- '- Test -- -- X X Disconnected Each circuit breaker local control switch shall have a trip -close es- cutcheon, shall have a center normal position, shall be spring return to normal from close and trip, shall have red and green targets to indicate theilatest operation of the switch, and shall be furnished with red and green indicating lights Theibreaker position switch shall be furnished with four stages Two breaker position switch contacts shall close only when the breaker is in the connected position, the remaining two contacts shall close only when the breaker is in the test position 2G 4 4 Power and Control Conductors Switchgear power and control con- ductors shall be furnishad in accordance with the requirements of the ar- ticles which follow Provisions shall be made for bus expansion, to pre- vent undesirable or destructive mechanical strains in the bus supports and connections, through a full ambient temperature range from -30 C to +50 C Expansion joints shall be furnished where required [DENTON 10566 TURBINE GEN 62 02001 [ 030885 ] 2G-6 4160 V Breakers Short time (3 second) current carrying capa- bility, amperes rms 36,000 Closing and latching capability, amperes rms 58,000 Rated interrupting time (60 hertz basis), cycles 5 Rated permissible tripping delay, Y, seconds 2 Nominal control voltage Close, 120 volt ac, trip, 48 volt do Breaker continuous current ratings shall be as specified on the Switch - gear Unit Specification and Data Sheets 2G 4 3 2 0 er�ating Mechanism Each power circuit breaker shall be a 3 pole single throw unit, complete with operating mechanism and other required devices, mounted on a drawout type carriage The operating mechanism shall be of the stored energy type with a closing coil and a shunt trip coil The closing devices, tripping devices, and charging motor shall be designed and rated for operation on the nominal control voltage specified The operating mechanism shall be trip -free in any position and shall be antipump The breaker main contacts shall not touch or arc across into a faulted circuit when a breaker close signal is received while a trip sig- nal is being applied Each breaker shall be furnished with a manual trip push button which me- chanically trips the breaker The manual trip push button and its asso- ciated breaker trip linkage shall have no common components with the electrical trip mechanism, except the final breaker release device Each breaker shall be furnished with an operations counter which shall be readable from the front of the switchgear unit with the breaker in the connected position 2G 4 3 3 Auxiliary Contacts Each breaker shall be furnished with a sufficient number of auxiliary contacts and auxiliary switch contacts to provide all necessary interlocks for operation of the breaker [DENTON 10566 TURBINE GEN 62 02001 [ 030885 ] 2G-5 2G 4 5 1 Entrance Adequate openings shall be furnished for all conduc- tors entering the switchgear Cable entrance to the switchgear will be as follows Power and control cable entrance shall be from the top 2G 4 5 2 Terminal Connectors Terminal connectors for power cable and ground cable entering the switchgear shall be furnished and shall be as listed in the following table or acceptable equal, solder type terminals are not acceptable Cable Size, AWG 8 and smaller 6 thru 1/0 2/0 and larger Burndy Terminal Connector for Copper Conductors Bolted Clamp Type Compression Type VA-2 VVA-2N YAV YA-2N YA-2N Cable sizes will be furnished by the Engineer at a later date 2G 4 5 3 Stress Cones Where the Switchgear Unit Specification and Data Sheets indicate that the power conductors entering a switchgear unit will be cable, adequate space and facilities shall be furnished for flaring of power cables, for field installation of stress cones, and for support of the cable The distance from the cable terminals to the window type current trans- former or the cable entrance location in each switchgear unit shall be not lose than 38 inches 2G 4 5 4 Ground Bus Ground cable connectors shall be furnished for the attachment of 4 0 AWG stranded copper cable to the ground bus for exter- nal connection to the station grounding system One connector shall be furnished at each end of the switchgear assembly ground bus In addi- tion, each switchgear unit containing external power circuit terminals shall have provisions for attachment of power cable shields 2G 4 6 Control Power The Owner will furnish a 2 wire do feeder to the switchgear assembly for breaker tripping control power and a 120 volt ac circuit for breaker closing power The Contractor shall furnish all internal switchgear wiring required to distribute control power to each switchgear unit Each breaker shall be furnished with a 2 pole control power disconnecting and protective device in the closing circuit, and shall be furnished with [DENTON 10566 TURBINE GEN 62 02001 [ 030885 1 2G-8 2G 4 4 1 Main Bus The switchgear main bus shall be copper bar, de- signed to carry continuously the current specified on the Switchgear Unit Specification and Data Sheets without exceeding temperature rise require- ments specified in IEEE and NEMA standards The bus shall be installed with rigid, nontracking, fire-resistant, and nonhygroscopic insulating supports capable of withstanding the mechanical forces imposed by short circuit currents equal to the momentary current rating of the circuit breakers The bus shall be supplied in unit lengths which will permit rearrangement of the units in the field All load current carrying connections shall be flat bar or acceptable equal All power current carrying connections shall be completed by bolting together flat bar All joints shall have silver -to -silver contact surfaces with minimum contact resistance Instrument transformer primary connections shall be designed to permit removal and replacement of the transformers without damage to the con- nections Except at bolted terminations and connection points, all buses which are specified to be insulated shall be coated with epoxy type insulating ma- terial or acceptable equal molded around and bonded to the bus All bolted joints, expansion joints, bus connections, factory or field, and all terminals, cable connectors, or bus connectors for attachment of con- ductors of instrument transformer circuits and external circuits shall be insulated with removable boots Removable boots shall be designed to overlap permanent bus or cable insulation a minimum of one inch upon each conductor in the connection insulated by the boot The insulation rating of bus, joint, connection, and termination insulation shall be not less than the voltage rating of the equipment The Contractor shall furnish all material required for field connections and insulation of switchgear bus and terminals 2G 4 4 2 Ground Bus An uninsulated copper ground bus with a momentary rating at least equal to the momentary rating of the circuit breakers shall be furnished through the entire length of the switchgear All switchgear equipment requiring grounding shall be connected to this ground bus 2G 4 5 External Connections Facilities for the entrance, support, ter- mination, and connection of power and control conductors shall be fur- nished in accordance with the requirements of the following articles [DENTON 10566 TURBINE GEN 62 02001 [ 030885 2G-7 lettered or marked in accordance with the Contractor's connection dia- grams Extra flexible wire shall be furnished at hinge points Switchgear units that are split for shipment shall be furnished with all wiring required to interconnect the switchgear units The minimum sizes of wire used in the switchgear for control and instru- mentation shall be in accordance with the following table Minimum Wire Service Size, AWG Power supplies 12 Current transformer circuits 12 Indicating lights and annunciator circuits 16 All other wiring 14 2G 5 2 Diagrams Wiring diagrams shall be in accordance with the re- quirements of Section 1C and as specified herein Switchgear schematic, connection, and interconnection diagrams shall be furnished by the Con- tractor for review by the Engineer The complete connection diagram of each switchgear unit shall be on an individual sheet Information on each connection diagram sheet shall in- clude point-to-point wiring of the entire unit as it would appear to a person wiring the Switchgear unit, including wiring on the breaker it- self Elementary diagrams of control and instrument circuits, contact arrangement of switches, and internal wiring of relays and instruments for each switchgear unit shall be on additional sheets as required In- terconnection diagrams shall be on separate sheets All sheets shall be the same size Each item of Switchgear mounted equipment indicated on the diagrams shall be identified by item number and name When the Contractor's standard terminal designations differ from those marked on the Contractor's connection drawings submitted for acceptance and'returned by the Engineer, the Contractor shall revise terminal desig- nations in accordance with the Engineer's requirements on both the Con- tractor's drawings and the terminal blocks [DENTON 10566 TURBINE GEN 62 02001 [ 022786 1 2G-10 a 2 pole control power disconnecting and protective device in the trip- ping circuit The disconnecting and protective devices shall be molded case circuit breakers or enclosed fused pullouts 2G 4 7 Instrument Transformers, Instruments, and Associated Devices Instrument transformers, instruments, and associated devices shall be furnished as specified on the Switchgear Unit Specification and Data Sheets and in the articles which follow All instrument transformer sec- ondary leads shall be wired out to terminal blocks 2G 4 7 1 Current Transformers Currant transformer mechanical and ther- mal limits a 1 be cooed with the momentary and short time ratings of the circuit breakers with which they are used All current transform- ers shall be multiratio type unless otherwise specified 2G 4 7 2 Potential Transformers Unless otherwise specified, potential transformers shall have a rating of not less than 400 volt-amperes on a thermal basis, a capability of withstanding a secondary short circuit for not less than one second, and accuracy rating in accordance with the fol- lowing table Potential Transformer Accuracy Rating* Voltage Rating, volts W X M Y Z 4,200 03 03 03 06 12 *Accuracy classification 0 3, 0 6, and 1 2, and burdens W, %, Y, and Z shall be as defined in ANSI C57 13-1968, burden M shall be as defined in ANSI C12 11 Burdens shall be based on a secondary voltage of 120 volts Each transformer shall be provided with current limiting primary fuses and secondary fuses, and shall be mounted with primary fuses on a drawout type removable unit designed to isolate and ground the potential circuits when the unit is in the fully withdrawn position 2G 4 7 3 Protective Relays Protective relays shall be flush mounted, equipped with eciLv teat switches and operation indicators 2G 5 WIRING AND WIRING DIAGRAMS The Contractor shall furnish internal switchgear wiring, connections, and diagrams in accordance with the re- quirements of the following articles 2G 5 1 Control and Instrumant Wiring All low voltage control and in- strument wiring Will be ins and tested at the factory All interior wiring shall be neatly and carefully installed in wiring gutters or conduit and shall be terminated at terminal blocks plainly [DENTON 10566 TURBINE GEN 62 02001 [ 022786 2G-9 • ufficient space shall be left on the "customer's" side of outgoing ter- ainal blocks for adding cable color codes and circuit numbers The Con- tractor will be furnished this information later, which he shall then in- clude on his drawings At the time the Contractor's connection drawings are submitted for re- view, the Engineer will mark thereon all external circuit and wire des- ignations required, and such designations shall be added to the con- nection drawings by the Contractor Except as marked on the drawings submitted by the Contractor and returned to him by the Engineer, no external circuit and wire designations shall be indicated on the Contrac- tor's drawings 2G 6 FACTORY TESTS After the switchgear has been completely fabricated it shall be subjected to and shall meet all requirements of the produc- tion tests listed in NEMA and ANSI standards 2G.7 TIGHTENING OF CONNECTIONS The Contractor shall include on his erection an assembly drawings complete information for tightening of all electrical connections secured with bolts or studs The information fur- nished shall include torque wrench settings or complete details of other tightening procedures recommended for bus joints, connector attachments, and contact attachments 2G.8 MANUFACTURERS The metal -clad switchgear shall be manufactured by one of t e o owing Brown Boveri Corporation General Electric Company Siemens Westinghouse Electric Corporation 2G 9 SPECIAL SHIPPING REQUIREMENTS The metal -clad switchgear equipment shall be shipped by dedicated truck to prevent shipping damage `DENTON 10566 TURBINE GEN 62 02001 031187 1 2G-11 The Type 1 switchgear unit shall include the equipment in the following lists The following equipment shall be furnished, mounted, and connected within the switchgear unit compartments 1 - Set of insulated main bus rated 1,200 amperes continu- ous 1 - Set of ground bus with terminal connectors for attach- ment of power circuit ground cable 1 - Set of provisions for termination of power cables 1 - Station auxiliary power transformer, rated 45 kVA, 4160 - 480 volts, 3 phase, 60 hertz The primary of the power transformer shall be connected to the in- coming line by fusee The primary fuses shall be mounted on a drawout type unit designed to isolate and ground the potential circuits when the unit is fully withdrawn The secondary of the transformer shall be connected to a 3 phase, 600 volt molded case circuit breaker which is interlocked with the primary fuse unit so that the breaker must be "off" to withdraw the fuses 2 - Current transformers, bus side, single ratio, 600 5 am- pere ratio, ANSI metering accuracy Class 0 3, B 1-1 0 1 - Compartment arranged for drawout of potential trans- formers to the front of the unit The compartment shall contain two drawout type potential transformers, connected to the switchgear main bus, 4200 120 volt ratio 1 - Potential transformer compartment for the main bus ground detection scheme, mounted at the top of the unit, located toward the rear of the switchgear unit and not to protrude above the Contractor's standard height switchgear unit The compartment shall contain three drawout type potential transformers, connected to the switchgear main bus, 4200 120 volt ratio 1 - Damping resistor for connection to the ground detector scheme secondary open delta BLACK VEATCH PROJECT 10566 ENGINEERS ARCHITECTS TYPE 1 SWITCHGEAR UNIT SPEC 62 0200 ® SWITCHGEAR UNIT SPECIFICATION AND DATA SHEET 2G-12 m N O O G. m G The following equipment shall be furnished, mounted, and connected on the switchgear unit front instrument panel 1 - Bus protection relay (810, 81U, 27, 59, 47, 60), Beck- with Type Pride M-0296 1 - Synchronizing check relay (25), Beckwith M-0388 1 - Bus ground detection relay (59B), General Electric Type IAV 1 - Generator transformer ground current detection relay (51NGT), General Electric Type IAC 3 - Generator transformer differential relays (87GT), Gen- eral Electric Type BUD 1 - Generator transformer lockout relay (86GT), Electro- switch Type LOR with amber "reset" indicating light BLACK & VEATCH PROJECT 10566 ENGINEERS ARCHITECTS TYPE 1 SWITCHGEAR UNIT SPEC 62 0200 ® SWITCHGEAR UNIT SPECIFICATION AND DATA SHEET 2G-13 The Type 2 switchgear unit shall include the equipment in the following lists The following equipment shall be furnished, mounted, and connected within the switchgear unit compartments 1 - Drawout power circuit breaker element, rated 1,200 am- peres continuous 1 - Set of insulated main bus rated 1,200 amperes continu- ous 1 - Set of ground bus with terminal connectors for attach- ment of power circuit ground cable 1 - Set of provisions for termination of one power cable per phase 3 - Current transformers, bus side, single ratio, 600 5 am- pere ratio, ANSI relay Class C100 9 - Current transformers, generator side, single ratio, 600 5 ampere ratio, three ANSI relay Class C100, six ANSI metering accuracy Class 0 3, B 1-1 0 1 - Compartment arranged for drawout of potential trans- formers to the front of the unit Compartment shall contain two drawout type potential transformers, con- nected to the generator bus 4200 120 volt ratio The following equipment shall be furnished, mounted, and connected on the switchgear unit front instrument panel 1 - Circuit breaker local control switch with lights 1 - Generator lockout relay for electrical trip (86G), Electroswitch Type LOR with amber "reset" light 1 - Generator lockout relay for mechanical trip (86M), Electroswitch Type LOR with amber "reset" light 1 - Generator differential relay (87G), General Electric Type CFD 1 - Generator negative sequence current relay (46G), Gener- al Electric Type INC BLACK VEATCH PROJECT 10566 ENGINEERS ARCHITECTS TYPE 2 SWITCHGEAR UNIT SPEC 62 0200 ® SWITCHGEAR UNIT SPECIFICATION AND DATA SHEET 2G-14 1 - Generator loss of excitation relay (40G), General Elec- tric Type CEH 3 - Generator voltage restrained overcurrent relays (51V), General Electric Type IGCV 1 - Generator reverse power relay (32G), General Electric Type GGP 1 - Generator ground fault detection relay (59G), General Electric Type IAV BLACK VEATCN PROJECT 10566 ENGINEERS ARCHITECTS TYPE 2 SWITCHGEAR UNIT SPEC 62 0200 RdSWITCHGEARUNIT SPECIFICATION AND DATA SHEET 2G-15 The Type 3 switchgear unit shall include the equipment in the following lists The following equipment shall be furnished, mounted, and connected within the switchgear unit compartments 1 - Generator excitation power transformer rated as required by the generator excitation system performance spec- ified in Section 2E The transformer primary shall be connected to the generator bus by fuses The primary fuses shall be mounted on a drawout type unit designed to isolate and ground the potential circuits when the unit is fully withdrawn The secondary of the trans- former shall be connected to a 3 phase, 600 volt molded case circuit breaker which is interlocked with the pri- mary fuses so that the breaker must be off to withdraw the fuses 1 - Compartment arranged for drawout of potential trans- formers to the front of the unit The compartment shall contain the necessary potential transformers as required by the Contractor's automatic voltage regulator specified in Section 2E BLACK & VUTCH ENGINEERS ARCHITECTS TYPE 3 SWITCHGEAR UNIT SWITCHGEAR UNIT SPECIFICATION AND DATA SHEET PROJECT 10566 SPEC 62 0200 2G-16 The awitchgear units shall be furnished with ventilated, indoor general purpose enclosures The awitchgear units shall be provided in the following unit types UNIT UNIT NUMBER UNIT NAME TYPE 1 INCOMING LINE AND STATION 1 POWER 2 GENERATOR 2 3 EXCITATION POWER TRANSFORMER 3 BLACK Q WATCH PROJECT 10566 ENGINEERS ARCHITECTS UNITS FOR SWITCHGEAR SPEC 62 0200 ® SWITCHGEAR UNIT SPECIFICATION AND DATA SHEET 2G-17 r-017 §�� I ' © - 125v# an maw - ■ , t s © � � �; Z --t- - ■ owl �2---- � - - �� ■ @ �; .04 to - ! _ | . ; \ L� j ,22 _ - _- � � B ) =E■■§�sl;;.■;-■--;-®-� 2® �� 1 -g kB# §30. -� �� �� � �- • � ■� §; ` §$ a _ ■- § ft M0.§-r.f mcl- - q .30■ . ` m / mk f � Upon loss of station auxiliary power or the disconnection from the trans- mission line, the system shall safely shut down the unit Upon restora- tion of power, the system shall automatically reset so that a remote start can be made without local operator intervention The unit control system shall provide for a manually controlled unit startup sequence or automatically controlled unit startup sequences The manual or automatic startups shall require the operator to place all aux- iliaries into operation manually or to place all auxiliaries into "AUTO" to allow the unit sequencing control to place them into operation With the unit control in manual mode, the operator shall have control over each sequence of startup including master startup relay reset, ini- tial wicket gate opening, excitation system on, speed and voltage match- ing for synchronizing and generator breaker closing After synchroniza- tion, the unit shall load to a preset minimum flow rate which shall then be adjustable by local operation of the turbine controller Unit excita- tion shall then be controlled by excitation current control, voltage con- trol, or power factor control as selected by the operator With the unit control in local automatic mode, the operator shall place the unit into operation by actuation of a single device After synchro- nization, unit loading and excitation control shall be the same as for manual control With the unit in remote automatic mode, the unit shall be placed into op- eration by a single command from the Owner's SCADA system After syn- chronization, the unit shall load to a preset minimum flow rate which shall then be adjustable by raise -lower pulses from the Owner's SCADA system to the turbine controller Unit excitation shall then be con- trolled by voltage control or power factor control as selected and adjusted by the Owner's SCADA system In all modes, the power factor control set point shall be automatically set to a preset value prior to unit startup The unit control system shall provide for a normal shutdown by a manually controlled sequence, or automatically by operator actuation of a single device or by a single command from the Owner's SCADA system The method of shutdown shall be determined by the control mode selection The unit control system shall also provide for three automatic protective shutdown sequences One sequence shall be an emergency shutdown with lockout and shall be ac- tuated by any protective device which senses a condition that is immedi- ately detrimental to the turbine generator or its auxiliaries The de- vices shall consist of electrical protective relays and other devices required by the Contractor's design to provide complete protection This (DENTON 10566 TURBINE GEN 62 02001 [ 022786 j 2H-2 Section 2H - CONTROL SYSTEM 2H 1 GENERAL The Contractor shall furnish a complete control system for all equipment furnished under this specification and as required by the Engineer for auxiliary equipment not furnished under this specifica- tion The control system shall consist of one dual control switchboard, control logic, software, equipment, materials, and accessories as spec- ified herein Except as otherwise specified in this section, switchboard equipment, materials, and accessories shall be as specified in Section 1B 2H 2 OPERATIONAL REQUIREMENTS Due to variances in turbine generator equipment and auxiliaries, the following articles specify general oper- ational requirements for the control system The Contractor shall fur- nish all logic, devices, and materials necessary for a complete system in accordance with the intent of these requirements and as directed by the Engineer The Contractor shall furnish a general block diagram of the system start- up, normal shutdown, normal shutdown with lockout, emergency shutdown with lockout, emergency shutdown without lockout, flow control logic, and exci- tation control logic for the Engineer's review and acceptance prior to detailed logic and schematic submittal 2H 2 1 Control Modes The control system shall be designed for local manual control, local automatic control, and remote automatic control Local manual control shall allow step-by-step manual startup Local automatic control shall provide complete unit startup by manual operation of a single control device Remote automatic control shall provide com- plete unit startup by command from the Owner's SCADA system Mode selection shall be made only at the control switchboard 2H 2 2 Unit Control System The Contractor shall provide a complete unit control system for operation and protection of the turbine generator and auxiliaries in any of the control modes The unit control system shall be implemented by a programmable controller or hard -wired relay logic, protective relays, sensors, transducers, devices, and materials as required for safe startup, shutdown, and continuous operation of the unit and as specified in this section The equipment, materials, and devices specified in this specification shall be considered as the minimum to meet this requirement All protective devices and interlocks shall be in service during any mode of operation and shall override any control commands as required to pro- tect the unit Emergency protective devices shall trip the generator breaker either directly or through lockout relays (DENTON 10566 TURBINE GEN 62 0200] ( 022786 ] 2H-1 The Contractor's system shall incorporate a failure detection system so that upon failure of the actual flow rate signal, flow rate set point signal, or other turbine controller internal failure, the system will alarm and hold last gate position or trip the unit 2H ; 4 Excitation Control The Contractor shall furnish a generator ex- citation control system The system logic shall be included as a part of the unit control system or incorporated in the excitation system specified in Section 2E A power factor controller shall be provided to regulate the generator power factor to an adjustable set point value The set point shall be adjustable by operator action at the control switchboard when the unit is in local automatic mode or by raise -lower pulses from the Owner's SCADA system when in remote -auto mode The power factor set point shall be in- dicated at the control switchboard, and the signal shall be conditioned as required for connection to the Owner's SCADA system The Contractor's system shall incorporate a failure detection system The scheme shall be such that upon failure of the actual power factor signal or other power factor controller internal failure, the system will alarm and hold the last set point, revert to manual (excitation current regulation), or trip the unit The excitation control shall also provide for control of the excitation system manual (excitation current regulation) mode and automatic (voltage regulation) mode by raise -lower pulses from the Owner's SCADA system Selection of the excitation system control mode, power factor, manual or automatic, shall be at the unit control switchboard when the unit control is in local, or shall be by pulse signals from the Owner's SCADA system when the unit control is in remote 2H 2 5 Bypass Gate Control The Contractor's control system shall indi- cate bypass gate full open, full close, or intermediate position by indi- cating lights at the unit control panel In addition, a failure -to - operate alarm shall be provided which actuates when the turbine generator is started or shut down and the bypass gate fails to reach full close or set open position The bypass gate position indication and travel failure alarm shall be available for connection to the Owner's SCADA system 2H 2,6 Substation OCB Control The Contractor shall provide all logic and devices required to operate the Owner's substation oil circuit breaker (OCB) The logic shall consist of hard -wired relays and shall be separate from the unit control system, except for trip signals originating from the unit control system The control shall include provisions for closed and trip signals from the Owner's SCADA system [DENTON 10566 TURBINE GEN 62 0200] [ 022786 ] 2H-4 shutdown shall trip the generator breaker and unit control system without any time delay and bring the unit to a complete stop as soon as possible The generator and generator transformer lockout relays, 86G and 86GT, shall be used for the tripping and lockout functions of this sequence The second sequence shall be a normal shutdown with lockout and shall be actuated by any protective device which senses a condition that is detri- mental to further operation of the unit, but that does not require an emergency shutdown The devices shall consist of temperature switches, pressure switches, vibration detectors, and other devices required by the Contractor's design to provide complete protection This shutdown shall trip the unit control system and shut the unit down in a normal sequence The turbine lockout relay, 86M, shall be used for the tripping and lock- out functions of this sequence The third sequence shall be an emergency shutdown without lockout and shall be actuated by any abnormal condition external to the turbine gen- erator, generator transformer, or unit auxiliaries that requires immedi- ate disconnection of the unit from the transmission line The abnormal conditions will be sensed by the line electrical protective relays, or will consist of transfer trip signals from the Owner's SCADA system This shutdown shall trip the generator breaker and unit control system without any time delay A nonlockout tripping relay shall be provided for the tripping function of this sequence Any shutdown shall cause flow set points, gate limit, and excitation set points to return to preselected minimums The Contractor shall provide indicating lights as required to indicate the complete step-by-step sequencing of the unit control system during startup, shutdown, or tripping of the unit All sequences shall be monitored to ensure completion of any sequence In the event an incomplete sequence is established, alarms and indication of incomplete sequence failure and incomplete sequence cause shall be ac- tuated, and the unit shall shut down by an emergency trip 2H 2 3 Flow Control The Contractor shall furnish a turbine generator loading control system which shall control water flow rate The control system's logic shall be included within the turbine electronic controller specified in Section 2C The actual flow rate and the set point shall be indicated at the control switchboard and both signals shall have conditioning as required for con- nection to the Owner's SCADA system When the control system is in local, the actual flow rate shall be adjustable by operator action of a raise - lower device located on the control switchboard When the control system is in remote, the flow rate set point shall be set by raise -lower pulses from the Owner's SCADA system [DENTON 10566 TURBINE GEN 62 02001 [ 022786 ] 2H-3 be free of waves, bellies, and other imperfections Exterior panel sur- faces shall be sandblasted, ground smooth, filled, primed, and enamel finished Interior surfaces shall be sandblasted, primed, and finished with gloss white enamel The panel shall have solid back panels The back of the switchboard will not be accessible after installation Panel space not utilized by equipment shall remain clear for addition of possible future equipment A receptacle, Hubbell 5362 or acceptable equal, shall be furnished, mounted, and wired in a convenient location near the hinged door of each switchboard section The receptacle is for portable tools and drop lights and will be supplied from a 120 volt. single-phase ac source furnished by the Owner Internal panel wiring and circuit protection shall be furnished by the Contractor The interior of each switchboard shall be illuminated with a light, mounted inside the top of each switchboard section and controlled from a Hubbell 1221 switch mounted inside the door Space heaters shall be provided and shall be thermostatically controlled to prevent condensation Heaters shall be rated 240 volts ac but will be energized from a 120 volt ac source provided by the Owner 2H 3 2 Nameplates Engraved nameplates shall be furnished Nameplate inscriptions will be furnished by the Engineer at a later date 2H 3 3 Buses Control, potential, and alarm buses of 12 AWG or larger switchboard wire shall be furnished and installed as required 2H 3 4 Ground Bus A continuous 1/4 inch by 1 inch cross-section bare copper ground bus, with compression or clamp type connectors at each and, shall be provided in the switchboard The end connectors for connection to the Owner's strap ed copper ground cable shall be Burndy YA-L or VVA or acceptable equal All switchboard equipment requiring grounding shall be connected to this ground bus with Burndy Type YAV or acceptable equal connectors 2H 3 5 Power Supply Disconnects Each panel mounted device requiring ac supply shall have in its supply circuit a panel mounted fuse or discon- necting link connect d to isolate the device from the power supply in the tripped or open cond tion Disconnecting links shall be sliding link terminal blocks Stat s Company Type NT or acceptable equal [D NTON 10566 TURBINE GEN 62 02001 ( 031387 ] 2H-6 2H 2 7 Alarms The Contractor's control system shall include a complete system of alarms and alarm indication Alarms shall be initiated for all unit and auxiliary trip and out -of -normal conditions All alarms shall have local indication consisting of white lights or mechanical indicators which shall "set" on alarm and require local manual "reset" action to clear the alarm indication In addition to the local indication, each alarm shall have an output which will be grouped with other similar alarms and wired to the control switchboard annunciator where the alarm group will be indicated The control switchboard annunciator shall be provided with undivided point alarm output contacts which close on alarm and are available for connection to the Owner's SCADA system Alarms shall be designed so that when auxiliaries or the unit is shut down normally, there will be no false or nuisance alarms indicated Alarm grouping will be determined by the Engineer based on the Contrac- tor's design and recommendations 2H 2 8 Optional COE Valve Control The Contractor shall provide an op- tion to include control logic for operation of the two existing Corps of Engineers outlet valves on unit trip and unit shutdown during low flow The logic shall provide a signal to position the valves to match the flow setpoint Valve positioning shall be based on split range control with valve position feedback provided by Owner -furnished position potentio- meter transmitter and full closed and full open limit switch contacts The Contractor shall provide redundant power supplies for the position transmitters Valve failure to operate shall also be included in the logic The Contractor shall also provide control switches, one per valve, to allow manual operation of the valves from the control switchboard Switches shall be "CLOSE -AUTO -OPEN," AUTO being under the control of the flow control system 2H 3 EQUIPMENT AND MATERIALS The switchboard structure, equipment, ma- terials, and accessories shall include the features specified in the fol- lowing articles 2H 3 1 Switchboard Structure The switchboard structure shall be com- pletely enclosed at the front, rear, top, and both sides Standard dual switchboard construction shall be used, having the front panel hinged with concealed hinges that are not visible from the outside of the panel Leveled 11 USS gauge steel sheets and formed steel members shall be weld- ed together to form a rigid self-supporting structure Equipment cutouts, mounting studs, and brackets shall be accurately located Welds on ex- posed surfaces of the structure shall be ground smooth Switchboard nominal panel size shall be 28 inches wide, 90 inches high, and 30 inches deep Overall length shall be as required Finished panel surfaces shall (DENTON 10566 TURBINE GEN 62 02001 [ 031387 J 2H-5 2 - Generator bearings 2 - Speed increaser bearings 1 - Building temperature 2 - Turbine bearing 1 - Turbine seal 1 - Cooling water temperature 4 - Spares 1 - Annunciator complete with test and acknowledge push buttons, Rochester Instrument Systems Model AN3100, Se- quence A, Suffix POD, with one Federal No 450-N horn A manually adjustable time delay relay shall be incor- porated in the horn circuit to cause automatic silenc- ing of the horns after a time delay Each point shall have an electrically isolated output follower contact which shall close or open in accordance with the point input alarm contact Each follower contact shall be wired to terminal blocks for connection to the Owner's SCADA system The annunciator shall have a number of points equal to that required by the Contractor's con- trol system plus 10 spares In no case shall there be less than 32 points 1 - Three position selector switch, "LOCAL AUTO -LOCAL MANUAL -REMOTE" 1 - Local unit auto start control switch, "STOP -START," pull to lock in trip, with green and red indicating lights actuated from speed switches 1 - Set of bypass gate position indicating lights to indi- cate full open, intermediate, full close, or failure to operate 1 - Automatic voltage regulator panel with control switches 1 - Synchronizing panel with sync scope, sync switch and lights 1 - Auto -synchronizer system consisting of Beckwith Sychrodoser M-0193 and Beckwith Generator Control Unit M-0194 The system shall include protective covers, operator window option for manual synchroniz- ing, and preoperational voltage and speed control phases for automatic synchronizing 1 - Turbine controller control panel with control switches [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] 2N-8 2H 3 6 Watt -Hour Meters Meters shall be flush, 2-1/2 element, drawout type with built-in test devices The coils, rated 2-1/2 amperes, 120 volts, 60 hertz, shall be designed for use with current transformers Phase shifters shall be furnished for each measurement The meters shall be complete with a potential indicating lamp for each coil and with dials having multipliers of 10 or a multiple of 10 Contact making devices unit shall be furnished 2H 3 7 Front Panel Equipment The following equipment shall be fur- nished mounted in the front panels of the control switchboard Unless otherwise indicated, all meter scales shall be selected by the Contrac- tor, subject to acceptance by the Engineer 1 - Digital generator wattmeter 1 - Generator kilowatt-hour meter with contact making de- vice 1 - Line kilowatt-hour in meter with contact making device 1 - Line kilowatt-hour out meter with contact making device 1 - Digital generator frequency meter 1 - Digital generator power factor meter 1 - Digital bus frequency meter 1 - Digital generator varmeter 1 - Digital kilovolt -ampere (kVA) meter 1 - Analog generator tachometer 1 - Generator breaker control switch, "TRIP -CLOSE," pull to lock in trip with green, white, and red indicating lights (green -open, red -closed, white -tripped) 1 - Recorder for monitoring flow and multiple RTD and ther- mocouples, and alarming when any one or more are above or below the field adjustable set points The recorder shall be a Yokogawa 4081 Hybrid Recorder with four point alarm output (AR-04) and remote on -off control (REM) As a minimum, the following points shall be provided All alarms provided shall be wired to termi- nal blocks for connection of Owner field wiring 1 - Flow 3 - Generator stator [DENTON 10566 TURBINE GEN 62 02001 [ 031387 2H-7 controller system hardware and software shall be per- formed by the Contractor at the factory in the presence of the Engineer The Contractor shall be responsible for providing all simulation hardware and for all sys- tem hookup and operation required to accomplish this functional checkout Generator automatic voltage regulator equipment includ- ing controller, auxiliary excitation rectifier, power factor controller and field circuit breaker Turbine controller electronic control equipment as re- quired 1 - Generator kilovolt -ampere (kVA) transducer 1 - Generator watts transducer 1 - Generator var transducer 1 - Generator volts transducer 1 - Generator amps transducer 1 - Generator frequency transducer 1 - Bus voltage transducer 1 - Generator power factor transducer 1 - Generator rpm transducer 1 - Penstock flow transducer 1 - Lot of breakers, fuses, and disconnects as required to distribute 120 volt ac and 48 volt do power 1 - Manual transfer switch to switch the programmable con- troller from inverter power to house power 1 - Lot of terminal blocks and wiring to allow for connec- tion to the Owners SCADA system This will include all transducer outputs, watt-hour meter pulse outputs, flow set point raise, flow set point lower, power fac- tor control, plant auto -start, plant auto -stop, all an- nunciator point follower contact output, and oil cir- cuit breaker trip and close (DENTON 10566 TURBINE GEN 62 02001 ( 111987 2H-10 I - Digital penstock flowmeter 3 - Analog indicating ac ammeters, generator amps 1 - Analog indicating ac voltmeter, generator voltage 1 - Substation oil circuit breaker (OCB) control switch, "TRIP -NORMAL -CLOSE" with green, white, and red indicat- ing lights 1 - Generator voltmeter transfer switch, 3-phase, "AB"- "BC"-"CA""OFF" 1 - Analog indicating ac voltmeter, bus voltage 1 - Bus voltmeter transfer switch, 3-phase, "AB" -"BC" -"CA" - "OFF" 2H 3 8 Internal Equipment The following equipment shall be mounted within the control switchboard 1 - Lot terminal blocks, hardware, wiring, and accessories to obtain a complete functional operating system * 1 - Programmable controller, Gould Modicon or General Elec- tric —Series 6 with all necessary I/O and inverter power supply for 48 volts do to 120 volts ac CMOS memory with battery backup shall be provided The memory shall be nonvolatile with respect to power disturb- ances Individual status lights shall be provided for each input and each output on an I/O card A program- ming device shall be furnished capable of entering, altering, and monitoring programs in the programmable controller The programming device shall also be cap- able of forcing on or off all inputs and outputs Use of the programming device shall be possible either on-line, in real time, or off-line The programming device shall provide immediate and long term storage of programmed system software with a magnetic cassette tape loader recorder or floppy disk The programming device shall be capable of providing hard copy documen- tation by driving a printer The printer shall be fur- nished with the system All cables, software, and ac- cessories required for the programming device to in- terface with the programmable controller shall be fur- nished A full functional test of the programmable *Negotiated Revision [DENTON 10566 TURBINE GEN 62 02001 [ 111987 ] 2H-9 2H 4 SPARE PARTS Each switchboard shall be provided with the following spare parts 1 - Lot of fuses, lamps for indicating lights, and color cape as follows 100 percent replacement of fuses 100 percent replacement of lamps for indicating lights and annunciator 100 percent replacement of color caps 10 percent annunciator windows 10 percent programmable controller input/output cards 10 recorder ribbons 6 recorder charts 2H,5 FACTORY TESTS After the switchboard has been fabricated and all parts assembled, the complete gear, including instruments and devices, shall be factory tested Factory tests shall include the following Teats required to verify correctness of assembly and opera- tion High potential tests Applicable NEMA and IEEE standard tests Functional testing of unit control systems 2H 6 SPECIAL SHIPPING REQUIREMENTS The control switchboard shall be shipped by dedicated truck to prevent shipping damage (DENTON 10566 TURBINE GEN 62 02001 1 031387 1 2H-11 Qualified prospective bidders may obtain five copies of the specifica- tions from the Engineer (mailing address - Black & Veatch, P 0 Box 8405, Kansas City, Missouri 64114, Attention Mr D F Guyot) All bids must be made on printed contract document forms included in the specifications When filed with the Purchasing Agent, each bid shall be accompanied either by an acceptable bidder's bond, a certified check, or a cashier's check on any solvent bank, the amount of which shall be not less than 5 percent of the amount of the bid The bid security shall be made pay- able to the City of Denton, Texas Bid security of the successful bid- ders will be returned when their contracts have been signed, filed with, and approved by the City Bid security of unsuccessful bidders will be returned on award of contract or rejection of bids No bid may be altered, withdrawn, or resubmitted within 120 days from and after the date set for the opening of bids The City of Denton, Texas reserves the right to reject any and all bids and to waive defects in bids CITY OF DENTON, TEXAS John J Marshall Purchasing Agent [DENTON 10566 TURBINE GEN 62 02001 [ 022786 J A-2 TURBINE GENERATOR FOR CITY OF DENTON, TEXAS LEWISVILLE HYDROELECTRIC PROJECT BID NUMBER 9735 Sealed bids will be received by the City of Denton, Texas, at the office of the Purchasing Agent, 901-B Texas Street, Denton, Texas, prior to 2 00 p m , April 2, 1987, Central Standard Time, then publicly opened for furnishing TURBINE GENERATOR Prospective bidders may examine copies of the specifications at the office of Black 6 Veatch, Engineers -Architects, 11401 Lamar, Overland Park, Kansas Specifications will be issued only to those bidders who have been de- termined by the City of Denton, Texas to be qualified to bid Determi- nation of a prospective bidder's qualifications will be based entirely on written evidence submitted by the bidder in duplicate to the City and the Engineer not later than 10 days before the time set for opening the bids Each prospective bidder shall submit evidence that he Has adequate plant equipment available to do the work prop- erly and expeditiously Has an adequate financial status to meet financial obliga- tions incident to this work Has adequate technical knowledge and practical experience Has no just or proper claims pending against him on other similar work Has field service facilities in the United States, or a contract with a firm that has field service facilities in the United States Bidders who were qualified for Bid Number 9610 do not have to resubmit the qualification information The equipment offered by the bidder shall be of the same design as equip- ment manufactured by him which has been in successful commercial opera- tion for 3 or more years in similar applications The prospective bidder shall submit a list of such equipment in service 3 years or longer The list shall indicate the owner's name, location, date of initial opera- tion, brief system description, operating conditions, and type [DENTON 10566 TURBINE GEN 62 02001 [ 031487 ] A-1 B 4 2 Exceptions Each bidder shall list in the space provided on the proposal form all exceptions or conflicts between his proposal and the specifications and documents If more space is required for this list- ing, additional pages may be added If the bidder takes no exceptions, he shall write "None" in the space provided Proposals that do not com- ply with this requirement will be considered irregular and may be reject- ed at the discretion of the Owner In case of conflicts not stated as directed, the requirements of the specifications and documents shall gov- ern If the bidder takes exception, then all such exceptions shall be specific in nature and carefully referenced to the applicable page number, article number, and article title of the specifications and documents If the bidder proposes deletion of specification language and substitution of revised language, then such deletion and substitution shall be carefully presented by typing complete paragraphs or articles of the original spec- ification language and incorporating the substitute language Identify proposed deletions by parenthesis and proposed substitute language by underlining For example "(Contractor) Owner shall be responsible for to Exceptions that are general, that make reference to the bid- der's standard terms and conditions, or that make reference to the bid- der's descriptive information as a whole will not be acceptable Pro- posals that do not comply with these requirements for the presentation of exceptions will not be acceptable and may be rejected If a proposal includes express or implied exceptions that are not listed as required, the requirements of the specifications and documents shall govern The bidder shall not alter any part of the specifications and documents in any way, except by stating his exceptions B 4 3 Signatures Each bidder shall sign the proposal with his usual signature and shall give his full business address The bidder's name stated on the proposal shall be the exact legal name of the firm. The names of all persons signing should also be typed or printed below the signature Proposals by partnerships shall be signed with the partnership name fol- lowed by the signature and designation of one of the partners or other authorized representative A complete list of the partners shall be in- cluded with the proposal Proposals by a corporation shall be signed in the official corporate name of the corporation, followed by the signature and designation of the president, secretary, or other person authorized to bind the corporation A proposal by a person who affixes to his signature the word "president," "secretary," "agent," or other designation, without disclosing his prin- cipal, will be rejected Satisfactory evidence of the authority of the officer signing in behalf of the corporation shall be furnished Bidding (DENTON 10566 TURBINE GEN 62 02001 [ 030885 l B-2 TO BIDDERS B 1 GENERAL These instructions apply to the preparation of proposals for equipment, materials, and related work for the City of Denton, Texas acting through its Public Utilities Board and City Council, hereinafter referred to as the "Owner " All proposals shall be prepared and submit- ted in accordance with the Advertisement, these instructions, and the letter transmitting these specifications and documents B 2 GENERAL PROJECT DESCRIPTION The specified equipment and materials will be incorporated in the Owner's Lewisville Hydroelectric Project lo- catad at the outlet works of the Lewisville Reservoir near Lewisville, Texas Section 1A of the specifications defines the scope of work to be included in the proposal B 3 DOCUMENTS FOR BIDDING Prospective bidders may obtain copies of the specifications as stated in the Advertisement Additional copies will not be available B 4 PROPOSALS Proposals shall be prepared in accordance with the re- quirements of these Instructions to Bidders Proposals that are not pre- pared in accordance with such instructions will imply that the bidder does not intend to comply with all of the proposed contract conditions and such proposals will be considered irregular Four copies of each proposal shall be prepared and submitted, each copy containing a complete bound copy of these specifications and documents B 4 1 Preparaiton Each proposal shall be carefully prepared using the proposal and prposal data forms included as a part of the bidding docu- ments Entries on the proposal and proposal data forma shall be typed, using dark black ribbon, or legibly written in black ink All prices shall be stated in words and figures except where the forms provide for figures only The bidder shall acknowledge, in the space provided in the proposal form, receipt of each addendum issued for the specifications and documents dur- ing the bidding period The bidder shall assemble all drawings, catalog data, and other supple- mentary information necessary to thoroughly describe materials and equip- ment covered by the proposal, and shall attach such supplemental informa- tion to the copies of the specifications and documents submitted (DENTON 10566 TURBINE GEN 62 02001 [ 030885 B-1 bidder and a surety company authorized to do business in the state of Texas The proposal guarantee shall be made payable without condition to the City of Denton, Texas, and the amount thereof may be retained by said City if the bidder's proposal is accepted and the bidder fails to enter into contract in the form prescribed, with legally responsible surety, within 10 calendar days after the presentation of the contract document for signature The proposal guarantee of each unsuccessful bidder will be returned The proposal guarantee of the bidder to whom the contract is awarded will be fulfilled when said bidder executes the Contract Agreement and files a satisfactory Performance and Payment Bonds, as required The proposal guarantee of the second evaluated bidder may be retained for a period not to exceed 120 days pending the execution of the Contract Agreement and Performance and Payment Bonds by the successful bidder B 6 TAXES, PERMITS, AND LICENSES The bidder's attention is directed to the G NERAL CONDITIONS, regarding taxes, permits, and licenses It shall be the bidder's responsibility to determine the applicable tax- es, permits, and licenses If the bidder is in doubt as to whether or not a tax, permit, or license is applicable, he shall state in his pro- posal'whather this item has been included in his bid price and the amount of the applicable tax, permit, or license in question B 7 INFORMATION TO BE SUBMITTED WITH PROPOSAL Each bidder shall submit with his proposal the name�nu acturer and the type or model of each principal item of equipment or material he proposes to furnish He shall also submit four copies of separately bound booklets containing drawings and descriptive matter indicating general dimensions, principle of opera- tion, and the materials from which the parts are made Any proposal not having sufficient descriptive matter to describe accurately the equipment or materials proposed may be rejected as irregular The drawings and de- scriptive matter submitted by the successful bidder will be retained by the Owner Any material departure from these drawings and descriptive matter as submitted will not be permitted without written permission from the Owner Verbal statements made by the bidder at any time regarding quality, quan- tity, or arrangement of equipment will not be considered If alternate equipment or materials are indicated in the proposal, it shall be understood that the Owner will have the option of selecting any one of the alternates so indicated and such selection shall not be a cause for extra compensation or extension of time [DENTON 10566 TURBINE GEN 62 02001 [ 022786 l B-4 corporations shall designate the state in which they are incorporated and the address of their principal office B 4 4 Submittal The original proposal (and its accompanying copies) shall be transmitted to arrive at the designated address not later than the data and time stipulated in the Advertisement Submit the original proposal and three signed copies of the proposal to City of Denton Purchasing 901-B Texas Street Denton, Texas 76201 Attention Mr John J Marshall Purchasing Agent Proposals shall be submitted in a sealed envelope or package The enve- lope shall be plainly marked in the upper or lower left-hand corner with the name and address of the bidder and the words "Proposal for," followed by the name of the proposed work and the specification number as stipu- lated in the Advertisement The proposal guarantee shall be enclosed with the original proposal in the envelope or package mailed to the Own- er A single proprietary interest shall not submit multiple proposals for the same work even though the individual proposals are submitted under dif- ferent names The Owner reserves the right to reject all proposals so submitted B 4 5 Withdrawal Proposals may be withdrawn, altered, and resubmitted at any time befora the time set for receipt of proposals Proposals may not be withdrawn, altered, or resubmitted within 120 days after the time set for receipt B 4 6 Acceptance and Rejection of Proposals The Owner reserves the right to accept the proposal which, in its judgment, is the best respon- sive proposal, to reject any and all proposals, and to waive irregulari- ties and informalities in any proposal that is submitted Proposals received after the time specified for receipt of proposals will not be considered All proposals shall become the property of the Owner B 5 PROPOSAL GUARANTEE Each proposal shall be accompanied by a pro- posal guarantee in an amount not less than 5 percent of the total pro- posal price The guarantee shall be a certified check or cashier's check drawn on any solvent bank, or an acceptable bidder's bond executed by the [DENTON 10566 OTURBINE GEN 62 02001 B-3 sufficient sureties which the Contractor shall furnish to the satisfac- tion of the Owner within 10 days after notice to do so In default thereof, the contract may be suspended and all payments on moneys due to the Contractor withheld The Performance Bond shall guarantee the faithful performance of all cov- enants, stipulations, and conditions of the contract The Payment Bond shall guarantee the faithful payment of all obligations which may arise under the contract The cost of the bonds shall be included in the lump sum proposal prices B 12 PROPOSAL PRICING Bidders shall submit firm price proposals that are not subject to escalation All prices shall be in United States Dollars B 13 TRAINING PROGRAM Each bidder shall include with his proposal a complete detailed description of available training programs and training aids applicable to the equipment Such programs and aids should be suf- ficient to familiarize the Owner's personnel with equipment assembly and disassembly, operating procedures, performance analysis, and maintenance instructions As a minimum requirement, the successful bidder shall provide competent instructors to conduct necessary training of the Owner's operating and maintenance personnel Videotapes of training programs shall be sup- plied The lump aim prices for providing the bidder's recommended training pro- grame shall be stated in the Proposal The training program proposal shall include an itemization of all costs for providing the above serv- ices, any available alternates, and the bidder's recommendations regard- ing training The breakdown of such lump sum prices and costs for avail- able alternate services shall be stated in the Proposal Data section B 14 SPARE PARTS OPTION The bidder shall state a lump sum price in the Proposal for those spare parts he lists for the Owner's consideration in the Proposal Data. The Owner shall retain the option of purchasing the spare parts for the lump sum price stated 1n Section C, or the unit prices stated in Section D, until 6 months after the start of commercial operation B 15 QUALITY ASSURANCE The bidder's attention is directed to Sec- tion 18 regarding provisions for quality assurance manuals and shop in- spection plans B 16 SCHEDULE OF CANCELLATION CHARGES In the Proposal section, the bidder shall provide a schedule of charges for termination by the Owner as specified in the CANCELLATION OF WORK article of the General Condi- tions [DENT ON 10566 TURBINE GEN 62 02001 [ 022786 B-6 B 8 TIME SCHEDULE The time schedule for delivering the specified equipment and materials, and the timely delivery of the specified draw- ings and engineering data for the equipment and materials, will be a basic contract consideration The proposal shall be based upon submittal of drawings and engineering data and delivery of equipment and materials in accordance with the specified schedule B 9 LOCAL CONDITIONS If the work includes furnishing field services, each bidder shall thoroughly inform himself of all conditions and factors which would affect the execution of such services It must be understood and agreed that all such factors have been properly investigated and considered in the preparation of every proposal submit- ted No claims for financial adjustment to any contract awarded for the work will be permitted by the Owner which are based on the lack of such prior information or its effect on the cost of the work B 10 INTERPRETATION If any prospective bidder is in doubt as to the true meaning of any part of the proposed contract documents, he may sub- mit to the Engineer a written request for an interpretation The person submitting the request will be responsible for its prompt delivery, and all requests must be received by the Engineer at least 10 working days before the time specified for receipt of proposals Any interpretation of the proposed documents will be made only by addendum transmitted to each party receiving a set of such documents The Owner will not be re- sponsible for any other explanations or interpretations of the proposed documents It shall be the bidder's responsibility to advise the Engineer, before the time specified for receipt of proposals, of conflicting requirements or omissions of information which require clarification Those questions not resolved by addenda shall be listed in the space provided on the pro- posal form, together with statement of the basis upon which the proposal is made as affected by each question B 11 PERFORMANCE AND PAYMENT BONDS Coincident with the execution of the Contract Agreement, the Contractor shall furnish good and sufficient Performance and Payment Bonds to the City of Denton, Texas on the forms bound herewith, each in an amount equal to 100 percent of the contract amount All provisions of the bonds shall be complete and in full ac- cordance with statutory requirements The bonds shall be executed with the proper surety through a company licensed and qualified to operate in the state of Texas and acceptable to the Owner The bonds shall be signed by an agent resident in the state of Texas and the date of the bonds shall be the date of execution of the Contract Agreement The bonds shall be accompanied by a power -of -attorney document certified to include the date of the policy If at any time during the continuance of the contract, the surety becomes irresponsible, the Owner shall have the right to require additional and (DENTON 10566 TURBINE GEN 62 0200] 022786 ] B-5 Such charges shall be associated with the milestone dates specified in Section 1A and shall be based upon costs anticipated to be incurred and progress made toward completion of contract requirements at such time as optional termination may be exercised Charges shall be proposed for the following milestone dates as a minimum 1 Start of engineering - latest start date for which en- gineering must begin in order to meet the contract re- quirements 2 Start of material procurement - latest start date for ordering of materials or commitment of shop space, whichever occurs first in order to meet the contract requirements 3 Start of shop fabrication and assembly - latest start date for which fabrication and assembly must begin to meet the contract requirements The bidder may propose additional termination criteria B 17 FINANCIAL PROPOSAL Proposals are requested to provide financing for the equipment furnished under these specifications Financing proposals are specified in Section FD B 18 DOMESTIC MATERIALS The bidder's attention is directed to the SOURCE OF MATERIALS article of the General Conditions regarding requirements for use of domestic materials B 19 PREFERENCE LAW Proposal evaluation will take into consideration the Preference Laws of the Statutes of Texas [DENTON 10566 TURBINE GEN 62 02001 [ 022786 J B-7 PROPOSAL To CITY OF DENTON PURCHASING 901-B TEXAS STREET DENTON, TEXAS 76201 ATTENTION Mr John J Marshall Purchasing Agent PROPOSAL FOR TURBINE GENERATOR LEWISVILLE HYDROELECTRIC PROJECT Gentlemen The undersigned bidder having read and examined the specifications and associated contract documents for the above designated equipment which will be incorporated in Lewisville Hydroelectric Project does herebv pro- pose to furnish the equipment and provide the services set forth in this Proposal All prices stated herein are firm and shall not be subject to escalation provided this Proposal is accepted within 120 days after the official opening of proposals The undersigned hereby declares that the following list states any and all variations from and exceptions to the requirements of the contract documents and that, otherwise, it is the intent of this Proposal that the work will be performed in strict accordance with the contract documents 1 DB S has included all import duties in the prices offered but has not included any state or local taxes nor fees for permits or licences Any such amounts would be charged, with- out mark-up to the customer's account 2 DS-S is planning to use its standardized selection of materials in the construction of the turbines These materials are listed in the bid data sheets 3 In order to meet the delivery dates stated in Section 1A 6 4 the City of Denton must award this contract on or before May 15 1987 If award is delayed beyond this _date the delivery mu r of d pages as (DENTON 10566 O RBIN�E GEN 62 0200 C-1 /2 DOMINION BRIDGE-SULZER INC Generator Page 2E-14 Para 2E 3 6 4 Requirement 30°C temperature rise over 50 ambient Standard E M (and industry) design is 80°C rise over ambient Larger diodes to reduce temp rise would physically not fit on the rotating rectifier assembly Also larger non-standard diodes would require special fuses which may not protect the diodes 5 Aux excitation rectifier (Basler) page 2E-13, pare 2E 3 4 Requirement Thyristor temp rise 30°C over 50% ambient This is similar to gen above and was discussed during the meeting of September 11, 1986 in Kansas City Basler stated that this was not practical and that temp rise was higher To my knowledge this was never solved Take exception C 1 LUMP SUM PRICE The undersigned bidder hereby proposes to furnish fob the Owner's Lewisville Hydroelectric Project site the turbine genera- tor and services complete in accordance with the contract documents de- fined in General Conditions, Article GC 1, for the lump sum price of One million three hundred b fifty-eight thousand nine hundred b seventy U S Dollars (U S $ 1,358 970 ) (Price in Words) C 1 1 Turbine Portion of the Item C 1 lump sum price for turbine and auxiliary equipment as specified in Section 2B Seven hundred 8 twenty-five thousand U S Dollars (U S $ 725,000 ) Price in Words C 1 2 Controller Portion of the Item C 1 lump sum price for controller as specified iu Section 2C Ninety- thousand U S Dollars (U S $ 90,000 ) rlca in ords C 1 3 Speed Increaser Portion of the Item C 1 lump sum price for speed increaser and auxiliary equipment as specified in Section 2D U S Dollars (U S $ N/A Price in Words C 1 4 Generator and Excitation System Portion of the Item C 1 lump sum price for generator, excitation system, and auxiliary equipment as spec- ified in Section 2E o hundred F e[,ahty-four thmigand five hundred ) U S Dollars (U S $ 284 500 Price in Words [DENTON 10566 TURBINE GEN 62 02001 [ 022786 1 C-2 C 1 5 Neutral Grounding Equipment Portion of the Item C 1 lump sum price for furnishing the neutral grounding equipment as specified in Section 2F Included in C 1 4 U S Dollars (L S $ included ) Price in Words) C 1 6 SwlCchgear Portion of the Item C 1 lump sum price for the metal - clad switchgear as specified in Section 2G Eighty-five thousand U S Dollars (U S $ 85 000 (Price in Words C 1 7 Control System Portion of the Item C 1 lump sum price for the control system as specified in Section 2H One hundred b thirty -thousand U S Dollars (US $ ) Price 1n Words 130,000 C 1 8 Field Services Portion of the Item C 1 lump sum price for manu- facturer s field services as specified in Section 1A Forty-two thousand U S Dollars (U S $ ) (Price in Words 42,000 C 1 9 Performance and Payment Bonds Portion of the Item C 1 lump sum price for furnishing Performance and Payment Bonds, each covering 100 percent of the contract price Two thousand four hundred E seventy- U S Dollars (U S $ 2,470 ) rice in Words C 1 10 Optional Performance Tests Lump sum price additions for perform- ing the performance tests as specified in Section 2A Owner shall have the right to exercise these options for the prices listed until 6 months after Commercial Operating Date Capacity and Index Test U S $ 14,000 Turbine Runaway Speed Test U S s 3,200 Turbine Efficiency Test U S $ 42 000 Generator Efficiency Test U S $ 4,100 (DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] C-3 C 1 11 Synchronous Bypass Valve (Butterfly) Lump sum price deduction to delete the butterfly synchronous bypass valve specified in Section 2B from scope of supply Owner shall have the right to delete the valve for the price listed until 6 months after contract award Nineteen thousand five hundred U S Dollars (U S $ 19,500 Price in Words) C 1 12 Optional S chr�onous Bypass Valve (Free -Discharge) Lump sum price addition to uriniah a free -discharge synchronous bypass valve as specified in Section 2B Owner shall have the right to exercise this option for the price listed until 6 months after contract award One hundred E fifty-two thousand U S Dollars (U S $ 152,000 (Price in Words) C 1 13 Optional Control of COE Valves Lump sum price addition to furnish controls to operate Che Corps of Engineers valves during unit trip as specified in Section 2H Owner shall have the right to exercise this option for the price listed until 6 months after contract award Six thousand, five hundred U S Dollars (U S $ 6,500 (Price in Words) C 2 ADJUSTMENT PRICES FOR MANUFACTURER'S TECHNICAL SERVICES The fol- lowing prices will be used to adjust the contract amount for additions to or deductions from the manufacturer's service representative's time spec- ified in Section 1A Per diem at project site Per round trip to and from the project site Regular Time U S $ 650 U S $ 1200 Overtime U S $ 975 Weekends U S $ 975 (DENTON 10566 TURBINE GEN 62 02001 ( 031387 1 C-4 Weekend Overtime U S $ 1300 C 3 SCHEDULE OF CANCELLATION CHARGES The undersigned hereby proposes the following information regarding dates and cancellation charges in ac- cordance with the requirements of the Instructions to Bidders article en- titled SCHEDULE OF CANCELLATION CHARGES All dates quoted are based on meeting the dates specified in Section 1A C 3 1 Ensinearina Latest start date for engi- neering (days before 380 scheduled delivery) Maximum amount for U S $ 120,000 engineering C.3.2 Procurement of Materials Latest start data for pro- curement of raw materials or reservation of shop space (days before sched- uled delivery) Maximum amount for pro- curement of raw materials U S $ 375,000 C 3 3 Shop Fabrication Latest start date for shop fabrication (days before 300 scheduled delivery) Maximum amount for shop fabrication U S Z 700,000 C 3 4 Other Cancellation Criteria In addition to the requirements listed a�iove, t a u arsigned proposes the following cancellation cri- teria. 1DENTON 10566 TURBINE GEN 62 02001 1 031387 ] C-5 C 4 TRAINING PROGRAM OPTION Lump sum price option for providing train- ing program as described in the Proposal Data section Twelve thousand five hundred U S Dollars (U S $ 12 500 ) (Price in Words) C 5 SPARE PARTS Lump sum price option for furnishing fob the Owner's facility in Denton, Texas, including all costs associated therewith and risk of loss remaining with the bidder, the spare parts recommended by the bidder in Section D S t w Th ^nd Pight h nd"d and twenty- U S Dollars (U S $ 67,820 ) (Price in Words) C 6 ADDENDA The undersigned bidder acknowledges receipt of the follow- ing Addenda, which have been considered in preparing this Proposal Number Dated Number Dated Number Dated Number Dated C 7 DECLARATIONS AND SIGNATURES Enclosed herewith is the required Pro- posal Guarantee in the amount of five (5) percent of the total of the Lump sum price(s) bid, 5% of Bid Price U S Dollars (U S $ ) Amount in Words which the undersigned bidder agrees is to be forfeited to and become the property of the City of Denton, Texas, should this Proposal be accepted and a contract be awarded to him and should he fail to enter into a con- tract in the form prescribed and to furnish the required bonds, but otherwise the aforesaid Proposal Guarantee will be returned upon his signing the Contract Agreement and delivering the approved bonds The undersigned bidder further agrees that, in case of default in execu- tion of such Contract Agreement with necessary bond, the check or bond accompanying this Proposal and the money payable thereon (a) shall cover the costs associated with such default, (b) shall cover a portion of the costs associated with such default and the bidder shall be liable for the balance, or (c) the residual obligation of such surety, after deducting the costs associated with such default, shall be released to the bidder (DENTON 10566 TURBINE GEN 62 02001 ( 031387 l C-6 The undersigned hereby declares that only the persons or firms interested in the Proposal as principal or principals are named herein, and that no other persons or firms than herein mentioned have any interest in this Proposal or in the contract to be entered into, that this Proposal is made without connection with any other person, company, or parties like- wise submitting a bid or proposal, and that it is in all respects for ana in good faith, without collusion or fraud If this Proposal is accepted, the undersigned bidder agrees to submit drawings and engineering data in accordance with Section 1C and to com- plete delivery of equipment and materials in accordance with the speci- fied schedule The undersigned fully understands that the time of draw- ings and data submittal and equipment and materials delivery is vital to the completion of design, construction, and operation of the Lewisville Rydroelectric Project at the Lewisville Reservoir near Lewisville, Texas and is a basic consideration of the contract If written notice of the acceptance of this Proposal is delivered to the undersigned within 120 days after the time set for receipt of proposals, or any time thereafter before this Proposal is withdrawn by the bidder, the undersigned will, within 10 days after presentation of the document [DENTON 10566 TURBINE GEN 62 02001 [ 031387 1 C-7 for signature, execute and deliver to the City of Denton, Texas a con- tract in the form of the Contract agreement attached, complete with ac- ceptable Performance and Payment Bonds Dated at Lachine this 1st day of April 1g87 Bidder Dominion Bridge -Sulzer Inc i (SEZ) By (Signature) W R Strub (Printed or typed) Title Executive Vice -President b General Manager, Energy Division Attest Business Address of Bidder 555 Notre Dame Street Lachine, Qu€bec CANADA H8S 287 State of Incorporation CANADA Address of Principal Office 555 Notre Dame Street Name, Address, and Telephone Number of Person to Contact Regarding this Proposal T P Taylor 555 Notre Dame Street, Lachine, Qu€bec H8S 287 CANADA TELEPHONE (514) 634-3551 [DENTON 10566 TURBINE GEN 62 02001 [ 022786 1 C-8 PPOPOSAL DATA D 1 GENERAL Each bidder shall submit complete and definitive intorna- tion on his offering in sufficient detail to permit a complete anal sis of the bid The requirements stated in the Instructions to Bidders rela- tive to information submittal shall be followed The requirements for information contained in this section are basic re- quirements Additional information shall be provided as requested by the Owner or Engineer The blank data sheets included in this section shall be completely filled in The data listed therein shall not relieve the Contractor of his re- sponsibility for meeting the requirements of the detailed specifications The bidder shall not alter the original Proposal Data section page num- bers If it becomes necessary to add pages, at other than the end of the section, a suffix such as a, b, or c, etc , shall be added to the original number to designate the added page number Pages added at the end of the section shall be numbered sequentially by continuation of originally es- tablished numbering If the bidder finds it necessary to reproduce any of the Proposal Data pages, methods of reproduction shall not appreciably reduce or enlarge the reproduced pages In the process of preparing the bid evaluation, the right-hand portion of Proposal Data pages which have a trim line will be trimmed off and matched with corresponding pages received from other bidders It is'therefore desirable that these pages match as nearly as practicable with the original left-hand portion of the page when placed side by side The bidder shall make no changes to the left of the trim line Where alternates are indicated in the Proposal or Proposal Data, the bid- der shall provide complete information for each alternate Write entries boldly with black ink or type entries using carbon black ribbon Do not use ball point pens or blue ink D 2 PERFORMANCE CURVES The following performance curves shall be fur - nishad with the Proposal as specified in Part 2 of the specifications Turbine hill diagram with efficiencies, allowable sigma Limits, wicket gate opening, and runner blade angle for net heads between 76 and 25 feet, with upper and lower limits for continuous operation Generator efficiency curves [DENTON 10566 TURBINE GEN 62 02001 [ 022786 ] D-1 Speed increaser efficiency curve 0- REQL!RED ) Combined turbine - speed increaser - generator output as a function of turbine discharge for net heads of 76, 60 and 49 feet, with upper and lower limit for continuous and temporary operation Sigma break curves at maximum and rated discharge for maximum and rated head Characteristic curves of model and prototype turbine runawav speed and discharge Flow, head loss, and torque curves for the synchronous bypass valve D 3 DRAWINGS Drawings shall be submitted indicating the following in- formation All drawings shall be in sufficient detail to permit prelimi- nary arrangement studies to be made Individual general outline drawings of major equipment com- ponents with cutaways showing basic dimensions and construc- tion details and features General outline and arrangement drawings of the assembled system in plan and elevation showing approximate overall and governing dimensions, locations, elevations, and order of arrangement of major components, and locations and sizes of required building openings, floor plates, hatches, turbine water passages, bypass valve, etc Also, show general ac- cess and clearance requirements for erection, operation, and disassembly of system components Include sufficient infor- mation to determine overhead clearances All dimensions shall be in feet and inches Shaft seal arrangement Turbine control block diagram Excitation system functional diagram Foundation and powerhouse loads and associated performance criteria including but not limited to stiffness and preload- ing requirement for anchorages (DENTON 10566 TURBINE GEN 62 02001 ( 031387 J D-2 D 4 SUPPLEMENTARY INFORMATION The following supplementary information shall he submitted with the Proposal as provided for in the Instructions to Bidders Approximate total power requirements for equipment furnished noting approximate portions required by major components Manufacturer's descriptive data for all major individual components including, but not limited to Generator Speed increaser (NOT REQUIRED) Turbine Synchronous bypass valve Controller Excitation system Control system Switchgear Neutral grounding compartment Water strainers Transient calculations of speed and pressure rise at normal and emergency shutdown List of instruments for each major component Brief description of Erection procedures Turbine guide and thrust bearings Turbine shaft seal Couplings between turbine -speed increaser and speed increaser -generator (DENTON 10366 TURBINE GEN 62 02001 ( 022786 1 D-3 D 5 TRAINING PROGRAM The bidder shall provide a complete description of training program, an itemization of costa included in the lump sum proposal price for training, avail- able alternates, and the bidder's recommendation DOMINION BRIDGE-SULZER INC (Bidder's Name) The training programme consists of five eight hour days combining both theoretical instruction and practical • 'hands-on"operating experience with all the equipment supplied under this contract The programme is broken • down as follows - • - Control schematics theory and opera- ting / maintenance instruction for instrumentation • - Theory and operating / maintenance instruction for motor control center, programmable controller and alarm systen • - Operation and maintenance of power plant, practice Electronic governor -theory and opera • ting / maintenance instruction • - Electronic governor adjustment and e• operation, practice The course will be given by one full ti M instructor supplemented by two days with a governor specialist In addit we encourage the operators to taKe an active part in the commissioning proce in order to gain experience with the equipment (DENTON 10566 TURBINE CEN 62 02001 ( 030885 1 N D-4 COST BREAKDOW 1 MAN DAYS X S600/OmY S42Cu 2 RETURN TRIPS S2400 SFFM D 6 QUALITY ASSURANCE The following quality assurance information shall be submitted with the proposal D 6 1 Quality Assurance Manual Bidders shall submit their Cuality As- surance Manuals with the proposals for a qu111ty assurance evaluation The Manuals shall contain procedures that the bidder will follow during design, procurement, and fabrication of the equipment to be furnished un- der this Contract The Manual should contain procedures that apply only to the equipment being supplied for this Contract, and should contain implementation exhibits that will be used (DENTON 10566 TURBINE CEN 62 02001 1 022786 1 D-5 D 7 CODES AND STANDARDS Bidders shall provide a complete Listing of codes and standards which are proposed to be substituted for the codes and standards specified in these specifications Specified Code/Standard Proposed Code/Standard (DENTON 10566 TURBINE CEN 62 02001 ( 022786 D-6 D 8 WORK LOCATION AND SUBCONTRACTING Bidders shall list the geographic locations where major elements of the work will be performed Bidders shall also list the major elements of work to be subcontracted, names of proposed subcontractors, and locations where such work will be performed Subcontractor Component (If Applicable) Turbine Stationary DB-S Parts Turbine Rotating Parts Generator Bell Engineering Electric Machinery Switchgear,Controls PACS Ind Inc Location of Work Montreal, Quebec Kriens, Switzerland Minneapolis, Minn Mt Vernon Ohio D 9 SPARE PARTS The bidder shall provide a complete listing of recom- mended spare parts to be furnished for the Spare parts option price stated in the Proposal (Section C) The listing shall include quantities to be furnished, description, and unit prices should the owner decide to purchase only selected spare parts Description Quantity Unit Price, $ Please see attached Spare Parts List (DENTON 10566 TURBINE GEN 62 02001 ( 022786 1 D-7 Total Price, $ DOMINION ®RIDOi-SULUR Ift - NECESSARY SPARE PARTS FOR S-TURBINES SETlQUANTITY DESCRIPTION 9S 1 Runner blade seals complete 550 1 Servopiston sliding ring seals 580 1 Bestobell seal ring, including 0 rings 8,160 1 Pads to one thrust bearing 3,680 1 Floating seal to guide bearing 1 250 1 Buckling links 1,410 1 Gear pump for bearing oil supply --- Special seals, gaskets, packings 675 10 Filter elements for governor oil 845 10 Filter elements for lub oil 600 1 Solenoid for emergency shutdown valve 190 1 Solenoid for stop valve 190 1 Pressure gauge for govenor oil 235 1 Pressure gauge for lub oil 235 1 Oil Pump without motor 4,015 1 Lub oil pump without motor 525 1 Servo Valve for runner 6,000 1 Servo Valve for wicket gates 5,300 1 Guide Bearing Sleeve 1,845 1 Floating seal to thrust bearing 1,055 1 oil inlet head 4,025 1 Shaft protecting sleeve 4,895 1 Outer and inner bearing to guide vanes 2,195 1 0-rings and rubber seals 575 2 Flow -switch (indicator) for oil supply 1,445 1 Thermostat for pump unit 525 1 Gaskets and packing seals for governor oil pump 190 1 Two-way valve for overspeed pendulum 520 1 Limit switch 55 1 Fuses for governor 65 1 Angle Converter (runner) 1,495 1 Angle Converter (distributor) 1,440 1 Overspeed Switch 1,945 1 Loose Wear Ring to Bestobell 2,210 1 Generator bearing sleeve 8,200 3 Generator fuses 700 TOTAL 67,820 Description Quantitv Unit Price, $ Total Price c D 10 EQUIPMENT DATA The information required on the following pages is to assist the Engineer in evaluating the Technical Proposal The data listed herein is stated for definitive purposes and for the con- venience of the Owner (DENTON 10566 TURBINE GEN 62 02001 [ 022786 D-8 DE SA (Bidder's lame) D 10 1 Turbine DOMINION BRIDGE-S'IL7ER/DELL EIIGR G PCP Manufacturer Inlet diameter, inches 90, 94 Maximum outside dimensions, inches 106, 93 Turbine design speed, rpm 360 Direction of rotation viewed CLOCKWISE from upstream Uaights, pounds 55000 ibs Total Heaviest piece handled STAY RING b DISTPIBUTOR ASH( 24000 ibs during erection Heaviest piece handled during maintenance BEAPIPIG & RUIRIEo ASP ( 12000 lbs) Runner Type ADJUSTABLE 8LAnF TYI`E Material (by ASTM No.) AS1M 743 GRADE CA 6TG1 Outside diameter, inches 64 96" 5 Number of blades Runner hub diameter, inches 28, 58" Total weight, pounds IIn00 It,s(D Maximum hydraulic thrust at .wc. LATER normal operation, pounds .j a Maximum hydraulic thrust .� during emergency shutdown, LATER pounds ASTT1 A 106 GR C OP A 202 GP Shaft Material (by ASTM No ) (DENTON 10566 TLRBIIE GE" 62 02001 ( 022786 ] D-o 1 WEIGHT OF R NhER INCL0':S 2:AR G Minimum outside diameter (shart body) inches Maximum outside aiameter (couplings), inches Overall length or one piece, inches Weight, pounds Packing bo: Type Sealing water reouirements, flow/pressure Guide bearing Type Diameter, inches Liner material Quantity of oil, gallons Thrust and guide bearing Type Outer diameter, inches Inner diameter, inches Design thrust, pounds Design counterthrust, pounds Liner material Cooling oil requirements, flow/pressure Quantity of oil, gallons H-S (Bidder's a-e) B 46 U/S 25 31 / D S 15 ^C 172, 52 3000 1bs PACYING STUFFING BOX 6 gpm/ 22 psi BABBITT - METAL LINED 8, 86" (ID) BABBITT - METAL FORCED LUBRICATION 0, 26 gpm DOUBLE ACTIIIG/TILTIVG BEARIPG SEG'EI TS 20, 00' 7, 48' LATER u e LATEP e BASP ITT - 1 ET^L t- 1, 30 gpm/ 12 psi FORCED LUBRICATION SYSTEI' [DENTON 10566 TLPBINE GE"' 6Z 02001 ( 022-86 1 D-10 05-S (Bicaer's are) Runner throat casing Materiel (M ASTM No i AS17+ A ')4U TYPE ao4. I 0fameter inches 64, 96 Weight pounds In lidPd to tntal of dicrhaLg4 ring Turbine casing DISCHAPGE 73, 39 Maximum diameter, inches RING 64, 20 Minimum diameter, inches Thickness, inches 5/8 Length, inches (TOTAL) 65, 38 Material (b% ASTM No ) AST11 A 2S5 GR C Weight, pounds (TOTAL) 5500 lbs Bulb casing Outside diameter, inches 41, 77" Thickness, inches 3%4" Material (by ASTM No ) ASTM A 36 Weight, pounds Draft tube liner AS111 A 285 GR C Material (by ASTM ho ) Length, inches 201, 69 HORIZONTAL AYIS Thickness, inches ° 3/8 Outlet dimensions, width x e .� 109, 45 x 51 lP height, inches �. Weight, pounds 10 000 (DENTON 10566 TLP.BI,E GEN 62 02001 ( 022786 1 D-11 DB-S, (Bidder's Name) Distributor Material of stay column ASTM A 36 (bv ASTM No ) Number or stay columns 4 41, 34" Stay column height, inches Material of wicket gates ASTM A 27 GR 65-35 (by ASTM No ) Number of wicket gates 13 Wicket gate height, inches 23, 09 Type of gate seals PARKER 'POLYPAY,' SEALS Type of lubrication of gate bearings FIBERGLIDE BUSHINGS Leakage rate for new wicket gates, all closed. runner dewatered, Spa 2249 Material of operating ring (by ASTM No ) ASTM A 27 GR 70-36 Total weight of complete dis- 24000 tributor assembly, pounds Recommended maximum river water 4" x 4" TRASHRACY ob�ect size, inch x inch Water strainers 1 Number .. u o Manufacturer FILTOMAT AUTOMATIC BAChA S- � Model w M302L OR EQUAL F v Mash 25 MICRON 2 INCLUDING STAY RING ASM [DENTON 10566 TURBINE GEIh 62 02001 ( 022786 I D-12 DB-S. (Bidder a Name) D.10.2 Synchronous Bypass Valve. Butterfly Manufacturer and model 1 OF THE SUPPLIERS IN CONTRACT SPEC Disk type BUTTERFLY VALVE Nominal diameter, inches 413" Design pressure, psi 50 PSI CV at 100 percent open 108416 Weight of each valve, com- 6 000 lbs plete, pounds Shaft diameter, inches 5 LATERO Disk thickness, inches Face-to-face dimension, ; LATER inches Disk clearance dimension. LATER inches Disk axis position : LATER Maximum required shaft torque with operating cycles and design flows specified, 6b 000 ft-lbs lb-ft Angle at which maximum torque : e occurs, degrees from closed 35 Flange thickness at bolt o: circle, inches LATER 0 Design pressure, psig 75 F Maximum tight shutoff pres- sure, peig LATER (DENTON 10566 1URBINE CEN 62 02001 1 031387 J 3 INFO TO BE PROVIDED UPON RECEIPT OF CONTRACT & VALVE DESIGN COMPLETION D-13 Materials (by ASTM No ) Body Disk Shaft Rubber seat Gear reducer Manufacturer Size or class Maximum required force to operate handwheel while unseating the valve with design differential pres- sure. pounds Free discharge Manufacturer and model Nominal diameter. inches Weight. pounds Type of operator Face-to-face dimensions. inches Design pressure, psig Materials Body Body sleeve Gate Operating mechanism e• 4• W 0B-S, (Bidder's Name) ASTM A-48 CL 40 W ASTM A-536 GR 65-45-12 ASTM A-276 TY 304 BUNA N LATER �3 LATER LATER Allis-Chalmers Hydro Inc 48" 9000 lbs Two (2) Double Acting Hvd Cylinders 7' - V 50 PSIG AS1M A-516 GR 60 Stainess Steel 304 ASTM A-516 GR 60 c/w Bronze Seat ASTM A-36 (DENTON 10566 TURBINE GEN 62 02001 ( 031387 J U-14 3 information Lo be provided upon receipt of contract and valve design completion DB-S. (Bidder's Name) Seale II-CHP HY!'AP Center support flange ASTM A-516 GR 60 Lantern ring and gland Bronze Alloy 936 Discharge tunnel size requirements Square, length x width, inches 8' - 8" Square Round, diameter, inches 10'- 0" Dia D 10 3 Controller Manufacturer Sulzer-Escher Wyss Type or model ETR 21 (Electronic head) Deadband, percent Dead time, seconds LATER Time constant of damping device, seconds 1 to 60 seconds, settable Runner regulating torque, lb-ft LATER Minimum runner closing time, seconds 40 seconds Wicket gate regulating torque, 1 lb-ft LATER Minimum wicket gate closing 10 seconds time, seconds Maximum wicket gate opening 40 seconds time, seconds w H Wicket gate servomotor volume, gallons Information to be provided upon receipt (DENTON 10566 TURBINE GEN 62 02001 of contract ( 031387 ] D-15 Runner blade servomotor volume, gallons Operating oil pressure, psi Minimum oil pressure for safe regulation, psi Cooling of controller required, yes/no If yes, cooling water requirement at 90 F, flow/pressure Motor driven oil pumps OB-S, (Bidder's Name) LATER 900 400 NO N/R gpm/ N/R psi Manufacturer LATER Model or type LATER Speed, rpm 1800 Capacity at rated pressure, LATER gpm Oil pressure tank Type Manufacturer Volume, gallons Diameter, inches Height, inches Operating pressure, psi Power supply for electronic control unit Indicate preferred power source e a e ,a M F v NOT APPLICABLE STATION BATTERIES (DENTON 10566 TURBINE GEN 62 02001 1 031387 ] D-16 DB-S, (Bidder's Name) `- Indicate current s%stem# ac DC or do _ a 24 V Voltage Maximum current, mA P014ER CONSUMPTION APPROX 50 VA Main dimensions Controller electric control unit, length x width x height, inches 12 DEEP x 19 WIDE x 16 HIGH Controller hydraulic cubicle, length x width x height, feet 40" x 35,43" x 65" Oil pump motors HYDR /LUBE Manufacturer GE, WESTINGHOUSE OR EnUAL Type SQUIRREL CAGE INDUCTION Size, horsepower HYDR APPROX 15HP, LUBE APPROX 3 HP Voltage/phase 460 / 3_ Speed, rpm LATER Full load current, amperes LATER Locked -rotor current, amperes LATER D 10.4 Speed Increaser Manufacturer NOT REQUIRED Type or model 0 e Service factor a e Maximum horsepower rating H Gears Material (by ASTM No ) [DENTON 10566 TURBINE GEN 62 02001 ( 022786 D-1 7 Reliabilitv factor Life factor Direction of rotation viewed from upstream Driven shaft (turbine end) Driving shaft (generator end) Bearings Type Radial Thrust Quantity Radial Thrust Overall dimensions, width x depth x height, inches Elevation at base (NGVD), feet Weight, pounds Gear ratio Coupling type Shaft diameter, inches Shaft spacing, inches (Bidder's Name) Low -Speed Shaft High -Speed Shaft [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] D-18 Cooling water requirement Flow required at 90 F inlet temperature, gpm Pressure drop on cooling water side, psi Speed increaser service factor/ life, hour Speed increaser thrust bearing rating, pounds Speed increaser torque rating, lb-f t Type, make, and designation of monitoring services High and low oil level sensors Temperature monitors Vibration transducers Oil flow monitoring device Water flow monitoring device Maximal compensation of shaft misalignment Angular, degrees Radial, inches D 10 5 Generator Manufacturer kVA rating kW rating at 90 percent power factor OB-S (Bidder's Name) Electric Machinery 3000 2700 [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ) D-19 Temperature rise, when oper- ating at rated kVA, 0 9 power factor and 50 C ambient, mea- sured by resistance in degrees C Stator — Main field Exciter armature Exciter field Temperature rise, when oper- ating at rated WA, 0 9 power factor and 50 C ambient, mea- sured by RTD in degrees C Stator Main field Exciter armature Exciter field Service factor Design speed, rpm Maximum runaway speed, rpm Overall dimensions, inches Elevation at base (NGVD), feet Shaft diameter, inches Generator cooling system type Required generator cooling air .H�. volume at sea level, scfm For 50 C (122 F) ambient For -17 C (0 F) ambient DB-S (Bidder's Name) 70 70 70 70 75 75 75 75 1 15 360 1160 119W x 103H x 150L Less than 3 300 feet 12 Self ventilated 11 000 10 500 (DENTON 10566 TURBINE GEN 62 02001 ( 031387 j D-20 DB-S (Bidder's Name) Weight of rotating parts of generator including flywheel, 25,000 pounds Weight of complete generator, 52 000 pounds Generator total inertia (WR2), 75,000 lb-ft2 In case of short circuit, maximum torque to the founda- 317,000 tion, lb-ft Main terminal box dimensions, 48W x 400 x 72H width x depth x height, inches Generator short-circuit ratio, saturated higher than 0 9 0 9 Synchronous reactance, 1 2 unsaturated (Xd) Transient reactance, 35 unsaturated (X"d) Power diagram No LATER Voltage testa Stator, V/min 9320 Rotor, V/min 2500 Rated excitation require- ments Output, kW a 24 ,a Voltage, do 'a 250 a Type of excitation v BRUSHLESS Flywheel Manufacturer LATER IF REQUIRED [DENTON 10566 TUPBINE GEN 62 0200) [ 031387 ] D-21 TO BE DETERMINED AT TIME OF TRANSIENT CALCULATIONS Inertia (WRZ), lb-ft2 Outside diameter, feet Thickness, inches Material (bv ASTM No ) Weight, pounds D 10 6 Neutral Grounding Equipment Grounding transformer DB-S (Bidder's Name) LATER lig Manufacturer GE OR EQUAL Catalog No or Type LATER Grounding resistor Manufacturer Catalog No or Type Overall dimensions and total weight of neutral grounding equipment Height, inches Width, inches Depth, inches Total weight, pounds D 10 7 Switchgear e Manufacturer Circuit breakers M F Catalog No Type CH OR EQUAL LATER 36 36 18 LATER PACS INDUSTRIES INC SIEMENS-ALLIS MA-250 AIR MAGNETIC (DENTON 10566 TURBINE GEN 62 02001 ( 031387 D-22 Operating mechanism Catalog No Tvpe Closing current at 125 volts ac, amperes Time to close, cvcles Tripping current at 48 volts do, amperes Time to trip, cycles Patings and capabilities Current rating, amperes Voltage rating, volts Nominal 3 phase MVA Maximum symmetrical interrupting capacity ka rms at (later) kV 3 second short time rating, ka rms Closing and latching capability, ka rms Instruments and devices Current transformers Single ratio Multiratio Potential transformers Control switches DB-S (Bidder's Name) STORED ENERGY 8 4 8 18 1200 4160 250 36 36 58 Manufacturer Type INSTRUMENT TRANSFORMER LATER INSTRUMENT TRANSFORMER LATER GE LATER GE SBI [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] D-23 DB-S (Bidder's Name) Manufacturer Type Indicating lights GE ET 16 Relays Auxiliary GE HFA Timing AGASTAT 7000 Lockout, manual reset Phase overcurrent, voltage restrained (5Iv) GE IGCV Ground overcurrent GE IFC (SINGT) Ground detection (59G) GE IAV Ground detection (59B) GE IAV Bus protection (810/21, 27, 59, 47, 60) BECKWITH, PRIDE M-0296 Alarm GE HFA Synchronizing verifi- BECKWITH M-0388 cation (25) Negative sequence (46) GE INC Transformer differential GE BOO (87GT) Generator differential GE CFD (87G) rd Loss of excitation (40) r,F rFH Reverse power (32) M rF GGP Type and size of wire used in small wiring SIS +� 14 (DENTON 10566 TURBINE GEN 62 02001 1 031387 1 D-24 Type of bus insulation Type of bus supports Type of insulation on connections Size of completely assembled switchgear, inches Height Depth Length Total weight of switchgear, pounds Shipping pieces Number Weight of largest shipping group, pounds D 10.8 Control Switchboard Manufacturer Outline dimensions each section, width x depth x height, inches Weight each section, pounds Weight of heaviest component to be delivered, pounds Dimensions of largest components to be moved through powerhouse hatch Instruments and devices Relays Auxiliary _ DS-S (Bidder's Name) LEXAN SLEEVE POLYESTER 90 94 98 7000 AS REQUIRED LATER • PACS INDUSTRIES INC 36 x 30 x 90 1000 2000 72 x 30 x 90 Manufacturer Type GE HFA [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] D-25 Timing Lockout, manual reset Kilowatt-hour motors Analog meters Digital meters Control switches Recorders Annunciators Transducers Automatic voltage regulator Power factor controller Auto synchronizer Programmable controller D 10.9 Equipment Performance Data. The performance data indicated^ - below shall be guaranteed DB-S (Bidder's Name) Manufacturer Type AGASTAT 7000 GE HEA GE SWITCHBOARD TYPE CROMPTON SWITCHBOARD TYPE CROMPTON 262 GE SBI • YOKAGAWA MULTIPOINT PANALARM SERIES 90 RIS LATER BASLER SR8A BASLER SCP 250 BECKWITH M-0193 & M-0194 GE SERIES SIX Generator output of turbine -speed increaser -generator unit at rated net head of 60 feet, 470 cfs flow, and 0 9 power factor, kW 2128 Turbine efficiencies at 470 cfs flow and net head of 76 feat 60 feet 49 feet a a M 91 6% (turb ) S w 92 1% (turb ) x 91 2% (turb ) z [DENTON 10566 TURBINE CEN 62 02001 [ 031387 ] D-26 Turbine efficiency at 34U cfs and net head of 76 feet 60 feet 49 feet Turbine efficiency at 200 cfe and net head of 76 feet 60 feet 49 feet Maximum continuous unit operat— ing condition for a net head of 60 feet and 0 9 power fnctor Turbine flow. cfe Turbine efficiency; per— cent Turbine power output, kW Speed increaser efficiency, percent Generator efficiency, percent Generator output, kW Minimum continuous stable turbine operating flows for net head* of 76 feet 60 feet 49 feet (!Bidder's flame) 9U 9 ( Lur b ) 7 91 5% (turb ) 90 4% (turb ) x RR 4%( turh_) % • 87 9% (turb ) S 86 9% (turb ) % 629 LFS Ld T W LL 448 89 FT • 90 5% (Lurb ) NR m e ,r e 14 t: 150 cfa v• 140 cfs 130 cfs [DENTON 10566 TURBINE GEN 62 02001 [ 031387 ] U-27 D B - 1 (Bidder's Name) Load rejection overspeed and Wicket Gate Speed maximum pressure rise in turbine Closing Time, Rise, Pressure inlet Seconds Percent Rise, psi Maximum output, 76 feet O net head LATER LATEFP LATER Maximum output, 60 feet Q LATER � LATER l LATER not head With 470 cfs, 60 feet LgTER� LATE LATER not head Highest allowable turbine shaft center line elevation (NGVD), 442 83 FT feet Turbine off -cam runaway condi- tion with 76 feet not head 1159 Speed, rpm Flow, cfs 1200 Minimum time to reach runaway speed from rated LATER 0 speed, seconds Turbine on -cam runaway condi- tion with 76 feet net head Speed, rpm 860 Flow, cfs 870 Minimum time to reach runaway speed from rated speed, seconds a• LATER Flywheel effect (WR2) of all J rotating parts of hydro- w generator system, including 64 flywheel (referred to generator LATER speed), lb-ft2 [DENTON 10566 TURBINE GEN 62 02001 [ 031387 D-28 1 io be determined @ the time of transient calculation Generator efficiency (75 F), percent At 75 percent rated kVA At 100 percent rated kVA At 115 percent rated kVA Speed increaser efficiency, percent At full load At 50 percent load First critical speed of the rotating parts, rpm Maximum overall sound pressure level of entire turbine/speed increaser/generator assembly at any location 5 feet above the floor at a distance of 3 feet from a reference perimeter which contains the equipment Location Overall sound pressure level, dB to a reference of 0.0002 microbar "A" scale "C" scale Averase Annual Generation Model a w Avail- Tail- able Net Read water Hours of Flow, to Tur- Ele- Opera- E• c e bine, ft vation tion 180 64 1 447'-2" 2,290 DB-S, (Bidder's Name) 1 0 pf 97 2 97 3 97 1 09pf 96 8 96 8 96 6 N/R N/R LATER 0 Generator/Hydraulic Pumping Unit 85 LATER Flow Generator Through Output Power Turbine, @ 0 9 pf, Generated, cfa kW kWh 180 779 7 1 785,426 (DENTON 10566 TURBINE GEN 67 02001 [ 031387 ] D-29 Avail- Tail - able Net Head water Hours of Flow, to Tur- Ele- Opera- cfs bine, ft vation tion 240 63 8 447'-6" 890 320 64 5 447'-10" 1,520 360 63 1 448'-0" 755 400 61 4 448'-2" 765 440 59 5 448'-4" 890 530 59.8 448'-8" 275 600 60 3 448'-10" 350 650 60 5 448'-11" 275 700 + 57 7 449'-1" 275 Guarangeed average annual gen- eration (based on above model), kWh DB-S (Bidder's Name) Flow Generator Through Output' Power Turbine, @ 0 9 pf, Generated, cfs kW kWh 240 1109 1 987091 320 1536 3 2,335,212 360 1702.0 1,302,066 400 1847 3 11413,160 440 1971 2 1,754,397 530 2383 1 655,358 600 2697 6 944,174 623 3 2801 6 770,429 620 8 2654 9 730,088 ' 12,677,402 [DENTON 10566 TURBINE GEN 62 02001 [ 031387 1 D-30