6557 - Electric Utility Sub Switches, 3.Statement of Work/ SpecificationsIFB # 6557
EXHIBIT 3
TECHNICAL SPECIFICATIONS
Supply of Electric Utility Substation Switches
PURPOSE
The purpose of this specification is to provide the information necessary to allow prospective suppliers to prepare an RFP to furnish and deliver complete, assembled, tested and fully
functional new substation switches. These switches are intended for use in 69kV and 138kV electric substation applications. The switches are to be priced FOB to the Spencer Utility
Site, 1701C Spencer Road, in Denton, Texas or to other substation sites in or near Denton as directed at the time of shipment
DME has utilized specific manufacturer’s equipment in designs for substation projects; therefore, only proposals for the specified manufacturers and catalog items will be accepted.
SUBMISSIONS
Submissions shall be provided using the Exhibit 1, with supporting documentation as required. Additional information clarifying the supplier’s product may be attached to their submission.
Pricing shall include all costs to deliver goods as specified in this specification. Any special fees or commissions, and all freight for delivery to the City of Denton must be included
in the quoted price. Item pricing shall be mutually exclusive, thus the City of Denton reserves the right to choose the best valued item from different vendors.
QUALITY CONTROL
The manufacturer shall be responsible for the quality control of the manufacturing processes to assure that all requirements of these specifications are met. However, the City reserves
the right to observe, to inspect and to require additional quality control investigations, either by its personnel or an independently employed quality control investigator, at any
or all stages of fabrication at the manufacturer’s facilities. Failure to adequately maintain fabrication and quality of fabrication until completion shall be grounds for cancellation
of the order or any part thereof.
Field failure or field repairs required due to quality control failures or manufacturing procedures shall be the responsibility of the manufacturer.
WRITTEN WARRANTY and GUARANTEES
Written guarantees shall include any limitations as to the nature of failure or time limitations. The guarantee shall begin upon receipt of the accepted units, not on the date of manufacture.
Guarantees shall indicate whether or not it is made on a full replacement basis or a prorated basis and if prorated then what are the terms. Manufacturer/supplier guarantees that
the goods furnished under this specification are of high quality and agrees to replace any goods found to be defective during inspection, installation, or service for a minimum period
of 60 months after unit is delivered
to Denton. All replacements by the manufacturer/supplier shall be free of charge F.O.B. at the same delivery point called for in the original order. Replacements must be handled in
a professional and timely manner and in no case shall a replacement unit take longer than 60 days to arrive in Denton after first being submitted for replacement.
Respondent guarantees that all products quoted and furnished under this agreement will be accepted at any normally used United States approved repair and warranty shop should one be
available for the manufacturer’s product quoted. The City of Denton will not accept a manufacturer’s product that was rejected or substandard and then sold to a broker for either resale
or scrap that would not be fully warranted by the original manufacturer.
The respondent must be an approved distributor by the manufacturer of these products, and is authorized to sell the products to the City of Denton. The respondent also guarantees that
the City will be represented by the Manufacturer, should an issue arise, and that all manufacturer’s warranties will be in effect for the life of the contract.
SPECIAL DELIVERY REQUIREMENTS
Shipment by open flatbed truck: Switches purchased under this agreement shall be shipped FOB Destination by open flatbed truck fully assembled and ready for installation. The owner
will provide unloading and installation.
Delivery location: Switches shall be delivered to the Spencer Utility Site, 1701C Spencer Road, Denton, Texas, 76205 or to other DME substations.
Notice of factory shipments: The supplier shall provide notice when the products are shipped. The owner only has a forklift to unload the products. Contact Sam Bridges at (940) 390-6279
for notices of shipment. Secondary contact is Misty Willis at 940-597-7912. Delivery of the products will be accepted only between the hours of 8:00 am and 3:00 pm Monday through
Friday, excluding holidays.
Damaged or defective material or equipment: Freight that is obviously damaged on arrival will be refused. Any necessary action regarding replacement of materials or equipment delivered
in unacceptable condition shall be the responsibility of the supplier. This includes concealed freight damage as well as items originally defective from the manufacturer. The supplier
shall be fully responsible for detecting shipping damage as a part of field services and assembly and for initiating all action necessary for replacement or repair of such damage in
a timely manner.
SERVICE CONDITIONS
Site Location: The service location for these substation switches will be in substations in the Denton, Texas, area.
Service Elevation: Approximately 640 feet above sea level.
Temperature: -20o F to +120o F.
Available Fault Currents: 30,000 amps symmetrical
Other Considerations: Moderately humid climate with 10 to 30 inches of rain per year; wind up to 90 mph; thunderstorms with severe lightning occurring in all months of the year with
the greatest frequency during the warmer months.
DESIGN STANDARDS
Applicable Standards: All substation switches and equipment shall be manufactured to meet or exceed the clearances and other requirements in the latest revision of all USA standards
that are applicable to substation switch construction. Applicable standards shall include at least those of NEMA, IEEE, and ANSI. In the event that the owner, in this specification,
has incorrectly referenced a standard or a requirement, test, or test value contained in a standard, such an error shall not relieve the manufacturer of the requirement to comply with
the standard or to perform tests properly and in the manner prescribed in the applicable standards. Equipment designed to IEC standards is not acceptable. The latest revisions of
the following ANSI and NEMA standards/specifications are incorporated herein by reference:
ANSI/IEEE C37 standards
ASTM A-123 and A-153 with a maximum temperature rise of 30 degrees C per ANSI C37.30
NEMA SG6
Detail Design: Detailed structural and electrical design is the responsibility of the supplier. All clearances and spacings must conform to ANSI and NEMA standards, and the National
Electrical Safety Code, whichever standard is more stringent. Greater clearances shall apply where specified.
Omissions: It is the intent of this specification to require the supplier to provide complete and fully functional substation switches that are equipped and featured appropriately to
perform and operate as described herein. Further it is the intent of this specification to require that the substation switches be constructed, as a minimum, in accordance with all
US standards that apply to substation switch manufacture and testing. Omission of any minor details from this specification, minor mistakes or typographical errors in text, or mistakes
in attempting to reference standards or data in the standards shall not relieve the supplier from the responsibility to furnish all material or equipment necessary to make the substation
switches fully functional as described and intended herein.