ZN75-12 High voltage vacuum circuit breakerDetailed product description：

ZN75-12 (VK) indoor high-voltage vacuum circuit breaker is an indoor device with three-phase AC 50HZ, rated voltage of 12KV, and rated current of 630-4000A. It is equipped with a dedicated spring operated mechanism and is used for protection and control in industrial and mining enterprises, power plants, and distribution stations. It is also suitable for frequent operation sites. It can be used in areas with an altitude of up to 3000 meters and can be used in tropical, cold, and desert regions.