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
VSm-12 Series of Indoor HV Vacuum Circuit Breaker
VS1/R-12Series of Indoor HV Vacuum Circuit Breaker With Lateral Operating Mechanism
VIB-24Series of Indoor HV Vacuum Circuit Breaker With Common Insulated Cylinder