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In order to meet the market requirements for high quality VCB as well as their adaptation with its switchgear,our company develops this new generation of VIB type indoor high voltage vacuum circuit breaker.It is three-phase AC,50 Hz indoor power

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VIB/R-12 series of Indoor High Voltage Vacuum Circuit Breaker with Lateral Operating Mechanism used spring to storage energy.The operating mechanism can be operated by two ways

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Ambient humidity:the average humidity of a day should be no more than 95%;the average humidity of a month should be no more than 90%

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VIB type indoor high voltage vacuum circuit breaker(Hereinafter referred to as vacuum circuit breaker)are used for 12kV rated voltage and AC 50Hz indoor switch equipment components.The products meet standard of GB1984-2003 HV AC Vacuum Circuit Breaker,JB3855-1996 3.6~40.5kV Indoor

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ZN63A (VS1)-12 series of indoor vacuum circuit breaker is used for indoor 12kV switchgear,it is suitable to control and protect transmission and distribution system such as electric network equipment and industrial & mining industry etc as their protection and control unit

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Vsm series of indoor high voltage vacuum circuit breaker is adopted front and rare construction for their permanent magnetic and vacuum interrupters.The main conducting circuit is with floor-standing type,the upper and lower outlet terminal and vacuum interrupters are installed in one insulation house

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ZW20-12 type outdoor pole-mounted vacuum circuit breaker adopts vacuum interrupter to arcing, SF6 gas as insulating medium. 12kV rated voltage and three-phases AC 50 Hz outdoor distribution equipment and mainly used to switching and making load current

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VIB-12CSeries of Vacuum Circuit Breaker With Lateral Operating Mechanism

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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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