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ZN12-40.5 series of indoor HV vacuum circuit breaker is with rated voltage of 40.5kV,three-phase AC 50 (60) Hz indoor HV switch equipment.The structure of this kind of circuit breaker is simple but with strong breaking capability;it is suitable for application in the mining industry

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ZN28-12K fixed type indoor HV vacuum breaker is used for many kinds of switchgear like XGN2-12(Z).It is widely used for 12kV voltage systems which is accordance with GB1984-2003 standards Structural characteristics

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ZN28A-12 fixed type indoor HV vacuum breaker is used for many kinds of switchgear like GG-1A(F),XGN2-12(Z).It is widely used for 12kV voltage systems which is accordance with GB1984-2003 standards Structural characteristics

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ZN12-12 series of indoor HV vacuum circuit breaker is three phase A.C.50(60)Hz indoor high voltage distribution equipment with 12kV rated voltage and below.This kind of circuit breaker is characterized by simple construction,strong breaking capability

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ZN68-12 series of indoor high voltage vacuum circuit breaker is three phase A.C.50(60)Hz indoor high voltage distribution equipment with 12kV rated voltage and below.This kind of circuit breaker is characterized by simple construction,strong breaking

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VIB/RX-12/T Indoor High Voltage Vacuum Circuit Breaker With Lateral Operating Mechanism