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... current 1250A and below as the transfer not frequently. The circuit breaker has the protection devices of over load, short circuit and under voltage ,it can protect the circuit and power equipment from brok...
... current 1250A and below as the transfer not frequently. The circuit breaker has the protection devices of over load, short circuit and under voltage ,it can protect the circuit and power equipment from brok...
...circuit breaker 630A 1250A VS1 -12KV fixed type indoor vacuum circuit breaker is rated voltage 12kV, three-phase AC 50Hz/60Hz Indoor high-voltage switchgear ,applied for power stations, substations, and indu...
...suitable for indoor high voltage equipment with rated voltage of 40.5kV and three-phase AC 50Hz. It can be used as industrial and mining enterprises, power plants and substations as load current, overload cu...
...circuit breaker modular mechanism ZN-85-40.5 (modular type) indoor vacuum circuit breaker is suitable for indoor high voltage equipment with rated voltage of 40.5kV and three-phase AC 50Hz. It can be used as...
... vacuum circuit breaker vcb ZW7-40.5 outdoor high voltage vacuum circuit breaker is used for AC three-phase power system with 50Hz and voltage of 40.5KV, which is used for breaking, closing load current, ove...
...Remote Control Vacuum Circuit Breaker Switch 1.Summary: ZW8-12(G) outdoor high voltage vacuum circuit breaker is a three-phase AC 50Hz outdoor high voltage switch gear. It is composed of operating mechanism,...
...Circuit Breaker NFC61450 / NFC62411 IEC60947 Standard differential current protection GENERAL An Earth-leakage circuit breaker (ELCB) is a safety device used in electrical installations with high Earth imped...
St2-100 1P Miniature Circuit Breaker ST2-100 series high breaking capacity mini circuit breaker is used in AC50/60Hz, rated voltage of 230V 3, 4 poles 400V, rated current to 63A for overload and short-circuit ...
... In 25,40,63A Poles 4P Rated voltage 4P 415V~ Insulation voltage Ui 500V Rated frequency 50/60Hz Rated residual operation current(I△n) 30mA Rated residual making and breaking capacity (I△m) 500(In=2540A) 630...
...Circuit Breakers (ZN73-12 (VS1)) ZN73 indoor AC high-voltage vacuum breaker is applicable to making and breaking load of various character and also for frequent operation in power systems of 3-phase, AC 50 H...
...Circuit Breaker 1. General 1.1 Standard: IEC/EN 60947-2, RoHS; 1.2 Rated voltage up to 1000V, Rated current up to 63A; 1.3 Protection of circuits against overload currents; 1.4 Protection of circuits against...
...-breakers are used in domestic installation, as well as in commercial and industry electrical distribution systems. 1.2 Selection Technical data of the network at the point considered: -short-circuit current...
... protection screen, which can truly simulate the trip time of circuit breaker device. The tripping and closing of the high voltage circuit breaker were simulated during the entire test to avoid the adverse e...