Vacuum Circuit Breaker

Product Overview ZW43-12 series outdoor high-voltage AC intelligent vacuum circuit breaker (hereinafter referred to as “intelligent circuit breaker”) is an outdoor power distribution switchgear with a rated voltage of 12kV and three-phase AC 50Hz. It is mainly composed of the ZW43-12 outdoor high-voltage AC vacuum circuit breaker body , DK series distribution automation feeder terminals, external voltage transformers and control cables, etc., and can be equipped with lightning arresters, single-side isolating switches or double-side isolating switches according to user needs....

Product Overview ZW32-40.5 outdoor high-voltage vacuum circuit breaker adopts mature box-type sealing structure. It has good sealing performance, so that it is not affected by the external environment, and it is a maintenance-free product. Its spring operating mechanism adopts direct-action chain main drive and multi-stage tripping system, which has high operation reliability and is a good product for pole-mounted circuit breakers. Performance characteristics： High reliability; Completely maintenance-free throughout its lifetime;...

Product Overview ZW32-24/630-25 outdoor high-voltage AC vacuum circuit breaker is an outdoor power distribution equipment with a rated voltage of 24kV and three-phase AC 50Hz. It is a switchgear developed by our company according to the long-term planning of my country’s power system and relevant standards. It has the ability to break and close the load current, overload current and short-circuit current in the line. It is suitable for protection and control equipment in power distribution systems of substations and industrial and mining enterprises, and also suitable for rural power grids and places with frequent operations....

Product Overview ZW32-12(G)/T series outdoor high-voltage AC intelligent vacuum circuit breaker (hereinafter referred to as “intelligent circuit breaker”) is an outdoor high-voltage power distribution switchgear with a rated voltage of 12kV and three-phase AC 50Hz, mainly used for breaking, It can close the load current, overload current and short-circuit current in the power system. It is suitable for protection and control in the power distribution system of substations and industrial and mining enterprises, and can also be used in places that require frequent operations such as rural power grids....

Product Overview ZW32F-12F outdoor high-voltage AC intelligent vacuum circuit breaker is a user boundary switch independently developed by our company. It is mainly composed of ZW32-12 type outdoor vacuum circuit breaker body, FDR fault detection controller and external voltage transformer. The three parts are electrically connected through aviation sockets and outdoor sealed control cables. With fault detection function, protection control function and communication function, it can reliably judge and detect milliampere-level zero-sequence current inside and outside the boundary, and phase-to-phase short-circuit fault current, and realize automatic removal of single-phase ground fault and phase-to-phase short-circuit fault....

Product Overview ZW20A-12 outdoor high-voltage AC vacuum circuit breaker (hereinafter referred to as circuit breaker) is an outdoor power distribution equipment with a rated voltage of 12kV and three-phase AC 50Hz. It uses vacuum arc extinguishing and SF6 gas as the insulating medium, and is an improved product of ZW20-12 column-mounted vacuum circuit breaker. The box body adopts the gas sealing, explosion-proof and insulating structure technology imported from Japan Toshiba Company VSP5, and the sealing performance of the inlet and outlet conduits has also been improved....