VB5(ZN21B) vacuum circuit breaker is based on the introduction of Belgium EIB vacuum circuit breaker technology products, after several years of technical research and process exploration, put into mass production in 1993. VB5(ZN21B) and its series products have excellent advancement and reliability. Rated frequency50/60 Hz,Rated voltage 12kV.

VB5 (ZN21B) 10kV vacuum circuit breaker has excellent performance in occasions that require frequent operation and need to break short-circuit current. It fully meets the requirements of automatic reclosing and has extremely high operational reliability and service life.

VB5 vacuum circuit breaker with rated frequency 50/60 Hz,mechanical lifemore than 20000 times

Switchgear components breaker VS1 typeis suitable forthree-phase AC 50Hz and 60Hz indoor high voltage switchgear, can be used for industrial and mining enterprises, power plants and substations as electrical equipment control and protection, suitable for frequent operation place.

Outdoor high voltage SF6 vacuum circuit breaker can be used for industrial and mining enterprises, power plants and substations as electrical equipment control and protection, suitable for frequent operation place.

The ZW32 intelligent complete set of pole-mounted circuit breaker is a new generation of integrated intelligent automatic vacuum circuit breaker. Suitable for protection and control in power distribution systems of substations and industrial and mining enterprises, and more suitable for rural power grids and frequently operated places.

ZW8/630 outdoor high voltage vacuum circuit breaker is suitable for 50Hz three-phase power system, mainly used for breaking and closing the load current, no-load current and short-circuit current of the urban 10kV power grid. It can also be used as a sub-switch for rural power grids and small power systems. It is an updated product for urban and rural power grids and rural oil-free power systems.

VS1 indoor high-voltage vacuum circuit breaker is an indoor switchgear with a three-phase AC 50Hz rated voltage of 12kV power system. It is used as a protection and control unit for power grid equipment and industrial and mining enterprise power equipment. It is suitable for places requiring frequent operation under rated working current, or multiple interruption of short-circuit current.

630A outdoor high voltage vacuum circuit breaker is suitable for 50Hz three-phase power system, mainly used for breaking and closing the load current, no-load current and short-circuit current of the urban 10kV power grid. It can also be used as a sub-switch for rural power grids and small power systems. It is an updated product for urban and rural power grids and rural oil-free power systems.