ZN85-40.5/1250-25 
 ZN85-40.5/1250-31.5 
 ZN85-40.5/1600-31.5 
 ZN85-40.5/2000-31.5 
 ZN85-40.5/PT car 
 ZN85-40.5/GL isolated car 
 ZN85-40.5/RD fuse car 
 ZN85-40.5/T2000-31.5 type indoor high voltage vacuum breaker (hereinafter referred to as circuit breaker), suitable for three-phase AC 50Hz, rated power 
 The 40.5KV power systems available for industrial and mining enterprises, power plants and substations as the division of load current, overload current 
 Three epoxy insulation tubes are isolated, constitute a composite structure, circuit breakers meet the air under normal operating conditions, distance and creepage distance