Vacuum Circuit Breaker 1)small volum,overall layout is reasonable,beautiful and simple ... : Indoor high voltage Vacuum Circuit Breaker 2, Product Type:CLZN63-12(VS1) 3, Product Introduction CLZN63-12(VS1) Vacuum Circuit Breaker is adopt advanced CAD/CAM ... new type high voltage products developed by our company .This circuit breaker is suitable for AC 50HZ,rated voltage 12KV and below ...