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Vs1 (ZN63) Series Indoor Vacuum Circuit Breaker

Product Description

VS1(ZN63) Series Indoor Vacuum circuit breaker
1. Description
VS1(ZN63) indoor high voltage  vacuum circuit breaker is a three-phase AC 50/60Hz, rated voltage of 12KV and 24KV indoor swtichgear, control and protection for industrial and mining enterprise, power plants and substations, electrical facilities, and for frequent operation place. Adopting Spring operating mechanism and circuit breaker integrated, design can be used as a fixed installation unit can also be equipped with special advance mechanism, the composition of handcart unit used. Some of the main circuit can use the whole solid seal post, in order to achieve smaller circuit breakers, high reliability , maintenance-free, can be equipped  with KYN28A-12(GZS) and Other handcart swtich cabinet in the home can also be used with fixed XGN Switchgear.
2. Parameters
Technical information
Technical Specification       
Rated voltageKV 12  24
Rated Short circuit breaking capacity 4sec.KA20/2531.54020/25 31.5
   630 1251250
  6301600 2000 630  
Rated currentA12502500 31502000

Rated power frequencyHz  50/60   
Power frequency withstand voltage 50Hz 1 minKV 45  65
Impulse withstand voltage 1.2/50μsKV 75  125
Peak withstand currentKA
638010050/63 80
Making CapacityKA638010050/63 80
Operation sequencetimes/h 0-0.3s-CO-180s-CO  
Mechanism Endurancecycles  10000   

Overall and installation dimensions
Vs1 (ZN63) Series Indoor Vacuum Circuit Breaker


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