The ZN28-12K series vacuum breaker is HV indoor Switchgear with rated voltage 12KV,three-phase AC 50HZ.The product conforms to GB1984-89 standard.There are two types of architectural structure:integrative design for Operating mechanism and breaker body or segregative design.Integrative design is just ZN28-12 basic model.and segregative design is just ZN28A-12 model,suitable for fixed weitch cabinets,such as GG-1A(z),XGN2A10(Z)and so on. The product can match with CD17,CD10A DC electromagnet operating mechanism and CT17,CT19 spring energy storage operating mechanism.
Vacuum Circuit Breaker with a small contact distance, arc time is short, breaking the fault current in contact with the characteristics of minor burns, so the vacuum circuit breaker required for the operation of small energy, fast action. It also has a small size, light weight, maintenance workload is small, to fire, explosion, the advantages of small operation noise.
Vacuum circuit breaker mainly includes three parts: vacuum interrupter, electromagnetic or spring operating mechanism, bracket and other parts.
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Product Categories : Vacuum Circuit Breaker > 12kV Vacuum Circuit Breaker