12kv High Voltage Vacuum Circuit Breaker Vs1 type (ZN63) - 12
indoor vacuum circuit breaker is a indoor high voltage switch
equipment, applicable to 12 kv rated voltage, three-phase power
system frequency 50 hz, used as protection and control electric
equipment, as a result of the vacuum arc extinguishing performance
is good, anti-fouling ability strong, almost maintenance-free
special superiority, especially suitable for high current load
frequent operation.Vacuum circuit breaker on outdoor high voltage
column is a new type of outdoor high voltage switch equipment with
rated voltage of 12KV, which is mainly used in distribution system
of city network and rural network as load current, overload current
and short circuit current. The external insulation is made of
silicone rubber material, which has reliable insulation and strong
anti-pollution ability.Rated voltage12kVRated frequency50HzRated
Lightning Shock Test Voltage/Fracture75/85kV( Peak value)Power
Frequency Tolerance Voltage/Fracture Rated 1 Min42/48kV ( Effective
value)Rated operation sequence0-t-C0-t1-C0Circuit Breaker
ModelRated currentRated interruption current KARated short circuit
closing current(peak) KARated Short Circuit Duration SBreaking
timesMechanicallifeZN63-12/...630125020/2550/63410020000 125016002000250031.58045020000/*
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