Primary and secondary fusion standardized column circuit breaker

Primary and secondary fusion into a circular net cage (environmentally friendly gas)

630A Ceramic Bottle Standard Isolation Switch

10kV AC isolation switch (coastal type)

Primary and secondary deep fusion column mounted vacuum circuit breaker

10kV column mounted vacuum circuit breaker (common box type)

10kV pillar mounted vacuum circuit breaker (pillar type, with isolation)

State Grid standardized drop out high-voltage fuse