الوصف

Vacuum Circuit Breaker(VCB) is three phase AC *0Hz, *0.5kv. we have exported France , Russia, Bengal and all over world. this vacuum circuit breaker (VCB)is suitable for using in the system of three phase AC *0Hz, *0.5kV for breaking and making load current, over-current, the fault current in the industry and mining enterprise, the power plant and the substation, and also it can be used in the prequent operation situation. Rated voltage :*0.5/*5 1min power frequency withstand voltage:*5KV Lighting impulse withstand voltage:**5KV Rated frequency:*0HZ Rated current: ***0, ***0, ***0A Rated short-time withstand current: *5, *1.5 kA Rated peak value withstand current: *3, *0KA Rated short-circuit duration :4S Rated short-circuit breaking current: *5, *1.5 kA Rated short-circuit making current: *3, *0KA Rated operation sequence: O*0.3s-CO***0s-CO