Components series
Unique Products
Unique Products
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LW3-12 primary and secondary fusion SF6 circuit breaker
LW☐-12 primary and secondary fusion SF6 circuit breaker (hereinafter referred to as the circuit breaker) is a new generation product developed by our company according to the requirements of the national grid primary and secondary fusion pole mounted switch access. The circuit breaker meets the requirements of the primary and secondary integrated pole mounted switch set of the State Grid, and has the advantages of compact structure, reasonable layout, complete functions, etc. All indicators of the circuit breaker meet the requirements of the complete set of pole mounted switches for the primary and secondary integration of the State Grid, and have passed the special test of the primary and secondary integration of China Electric Power Research Institute Co., Ltd. The circuit breaker adopts three-phase protection current transformer, zero sequence current transformer and zero sequence voltage sensor with unified parameters, which has the characteristics of wide measurement range, high measurement accuracy and high reliability. It can quickly and accurately determine various faults of the line by cooperating with the primary and secondary fusion controller.
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ZW43-12 (G) outdoor high-voltage vacuum circuit breaker
ZW43-12 (G) outdoor high-voltage vacuum circuit breaker (hereinafter referred to as the switch) is an outdoor high-voltage switchgear with three-phase AC 50Hz and rated voltage of 12kV. The switch is mainly used as the 10kV outgoing line switch of the substation and the line protection switch of 10kV three-phase AC power system for opening and closing load current, breaking overload current and short circuit current. The circuit breaker complies with technical standards such as GB1984-2003 High Voltage AC Circuit Breaker, DL/T402-2007 Technical Conditions for Ordering High Voltage AC Circuit Breaker and DL/T403-2000 Technical Conditions for Ordering 12kV~40.5 High Voltage Vacuum Circuit Breaker.
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ZW32-40.5 outdoor high-voltage AC vacuum circuit breaker
ZW32-40.5 outdoor high-voltage AC vacuum circuit breaker adopts a unique design of integrated solid sealed pole and a highly reliable operating mechanism. The device is mainly used in medium voltage overhead line power grid as load current, overload current and short-circuit current.
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ZW32M (T) - 12 outdoor high-voltage vacuum circuit breaker primary and secondary fusion (with directional judgment)
ZW32M (T) - 12 outdoor high-voltage AC vacuum circuit breaker adopts vacuum arc extinguishing principle, permanent magnet operating mechanism (spring operating mechanism), integrated micro processing technology, modern network communication technology and new switch manufacturing materials. Outdoor power distribution equipment with rated voltage of 12kV and 50Hz three-phase alternating current. The product is widely used in urban power grid as a breaking or interconnection switch, or in rural power distribution system. Outgoing line switch of outdoor substation can effectively complete the work of traditional recloser, opening and closing load current and short circuit current.
