Wholesale 40.5KV HW-12 outdoor high voltage AC vacuum circuit breaker VCB circuit breakers yueqing

1. The rated current 4000A switch cabinet needs to strengthen the air cooling
2 When the rated short-circuit breaking current is less than 40KA, Q = 0.3s; when the rated short-circuit breaking current is greater than or equal to 40KA, Q = 180s

Summary

hW-12 outdoor high voltage AC vacuum circuit breaker is a currentransformer external curent distribution equipment with rated voltage of 40.5k and 50H three-phase AC. Mainly used for distribution network disconnection and shutdown. load current, overload current and short circuit current in the power system. it is suitable for protection and control in power distribution systems of substations and industrial and mining enterprises. it is suitable for rural power grids and frequently operated places. Especially suitable for the needs of urban network and rural network