Load Break Switch

Nashville Electric Service is soliciting bids for the procurement of 10 units of 1200 Amp Load Break Switches. These switches must feature a continuous ampacity and interrupting capacity of 1200 Amps, a nominal voltage of 34.5KV with a 38KV maximum, 200KV B.I.L., and a 30,000AMPS RMS asymmetrical one-time fault closing duty cycle. Mechanical specifications require a hot-dipped galvanized steel mounting base per ASTM A123, minimum 9.5 feet in length with at least 29 inches of phase separation. The equipment must be suitable for outdoor mounting on single wood, concrete, or steel poles and include a single point lifting bracket, grounding lug installation holes, and sufficient hardware to allow mounting 40 feet above the handle. Compliance with ANSI, NEMA, and IEEE standards is mandatory, and the use of aluminum components in the operating mechanism or conducting elements is strictly prohibited. Bidders must provide the earliest delivery time in calendar days, as delivery speed may influence the award decision. Only approved manufacturers are acceptable, and alternate brands will not be considered. All loose parts must be packaged in labeled wood boxes containing specifications and mounting diagrams, and the final delivery must be made via an open flat bed truck. Bids are due by 2:00 pm on November 6, 2026, and must be submitted through the designated Bid Center.