Vacuum circuit breaker ZW30-40.5

medium-voltageACthree-phase

ZW30-40.5 Type Outdoor HV Vacuum Circuit Breaker (hereinafter referred to as ZW30-40.5) is suitable for three-phase, AC power system with rated frequency of 50Hz, rated voltage of 40.5kV, rated current of 2000A. It can not only be used for protection and control for industrial and mining enterprises, power plants and transformer substation, but also for connecting circuit breaker, and it also suitable for the location that has frequent operation. The product is conformed to the requirements of GB1984-89 《AC HV Circuit Breaker》, IEC56 《HV AC Circuit Breaker》 and JB3385-1996 《3.6-40.5kV Indoor AC HV Vacuum Circuit Breaker》standards.