Hvd32 Zw32 Vacuum Circuit Breaker

We are famous brand for Supplying HVD32 ZW32 Vacuum Circuit Breaker in Zhijiang, Hubei, China.

1.General
HVD32 ZW32 This vacuum circuit breaker VCB is three-phase AC 50Hz, rated voltage 12 kV outdoor high voltage switch equipment. It is mainly used to opening(closing) load current, overload current and short-circuit current. It is suitable to protect or control the city or village electrical power distribution system.
2.2. Main technical parameter
Rated voltage: 12 kv.
1 minuteA ratedA power frequency withstand voltage: Phase to Phase, to Ground 42 kv / Fracture 48 kv
Rated current: 630A / 1250A
Rated short circuit breakingA current: 12.5KA, 16KA, 20KA / 25KA
Rated short-circuitA current (peak): 31.5KA, 40KA, 50KA / 63KA
Rated peak withstand current: 31.5KA, 40KA, 50KA / 63KA
4sA ratedA short time withstand current: 12.5KA, 16KA, 20KA / 25KA
Rated operating sequence: O-0.3s-CO-180s-CO(Electric operation)
Closing time: 30-60 ms
Opening time: 20-40 ms
Rated short circuit breakingA current breaking times: 30 times
Mechanical life: 10,000 times
Secondary circuitA 1 minute powerA frequency withstand voltage: 2000 v
Energy storageA motorA rated power: 40 w
Energy storageA motorA rated voltage V: DC220/110
RatedA closing operationA voltage v: DC220/110, AC220/110
RatedA switching operationA voltage v: DC220/110, AC220/110
ElectricA energyA storageA time: a 8 s