SAM #140RR027Q0040

Kortes Power Plant replacement excitation system and related equipment

The U.S. Bureau of Reclamation is seeking a complete replacement excitation system for the three hydroelectric generators at Kortes Power Plant. - Government buyer: Department of the Interior, U.S. Bureau of Reclamation, Missouri Basin Region, Wyoming Area Office. Project Manager: Kaitlin Hasler; Technical Expert: Thomas Murphy. - Procurement: Furnish a replacement exciter system for Kortes Power Plant in Carbon County, Wyoming. The three generators are rated 15.33 MVA and 6.9 kV each. No exciter OEM, model, part number, or overall system quantity is specified. - OEMs named: Schweitzer Engineering Laboratories (SEL), named for the SEL 787-2 transformer protection relay, or equal; and ABB, for Type FT-1 relay testing blocks. No OEM is identified for the complete excitation system. - Major equipment: Complete redundant digital excitation system with automatic and manual regulation, protection and controls; one rectifier transformer; one fused interrupter switch; one SEL 787-2 protection relay; three high-side CTs, three low-side CTs, and three unit-terminal PTs; cabling, cubicles, meters, field-current and voltage monitoring, discharge equipment, and spare parts. Most items have no specified part number or quantity. - Key technical requirements: Excitation system and SCR bridges must continuously supply at least 115% of rated generator field current. Enclosures must fit through access limited to 7 ft by 6 ft. The transformer is outdoor, liquid-filled, and rectifier-duty; the switch is rated for a 6.9 kV system. Detailed equipment specifications are listed below. - Services: Two factory-authorized site visits—one before supply to verify interfaces and equipment characteristics, and one to support government installation, testing, and commissioning—plus onsite operation, maintenance, and testing training. The Government performs removal and installation. - Notable terms: Desired delivery is before the plant’s planned equipment need; the manufacturer warranty is 60 months after commissioning. The source material describes an anticipated 365-day performance period. No option years or annual subscription are indicated.

Description

WY KORTES POWERPLANT EXCITER SUPPLY

View original listing