ZW20-12 Outdoor high voltage AC vacuum circuit breaker

Product use and characteristics

ZW20-12 type outdoor high-voltage AC vacuum circuit breaker (hereinafter referred to as circuit breaker) is a three-phase AC rated voltage 12kV, frequency 50Hz outdoor high-voltage switchgear. It is mainly used to break and close the load current, overload current and short circuit current of the power system. It is suitable for the protection and control of substations, industrial and mining enterprises and urban and rural power grids, especially for the places with frequent operation and the automatic distribution network of urban power grids.