6 EA 38 kV Breakers: These specifications are intended to cover the requirements for a three-phase, 60 Hertz, 38 kV Outdoor Vacuum Circuit Breaker for use on a 24,940Y/14,400 or 12,470/7,200 volt distribution system. The Circuit Breaker shall be designed, manufactured, and tested in accordance with these specifications and all applicable sections of the latest revisions of the following unless otherwise specified: 1.1 American National Standards Institute (ANSI), C37 1.2 ANSI C76.1 on Apparatus Bushings 1.3 ANSI C80.1 Standard Specifications for Rigid Steel Conduit 1.4 National Electrical Manufacturers Association (NEMA), SG 4 1.5 ICEA Specifications for Wire and Cable 1.6 Uniform Building Code (UBC) 1.7 National Electrical Code (NEC)
