ZN63A(VS1) series indoor high voltage vacuum circuit breaker is a three-phase ac 50Hz, rated voltage of 7.2-12 kv switch equipment. As the protection and control unit of power equipment of power grid equipment and industrial and mining enterprises. Circuit breaker conforms to China's national standard GB 1984-1984 AC high voltage circuit breaker, JB 3855-3855 < 3.6-3.6 kV indoor ac high voltage vacuum circuit breaker ", DL/T403-2000 < 12-40.5 indoor high voltage vacuum circuit breaker order technical conditions ", and the load IEC60694:1996, the requirements of the relevant with reliable interlocking function.
ZN63A (VS1) series indoor high voltage vacuum circuit breaker with spring operating mechanism and circuit breaker ontology integration design, either as a fixed installation unit, also can be used with the chassis of cars equipped with handcart unit.
![HV Vacuum Circuit Breaker from China supplier](/public/media/LazyImage_placeholder.09bec84d.svg)