ZN73 model Indoor High Voltage Vacuum Circuit Breaker is a kind of miniature vacuum switch developed and designded on the basis of domestic and oversea advanced technologies and our country's situation.The product has merits of small volume, co***ct structure, strong breaking ability, long lifetime, little maintenance and beautiful shape etc. It is suitable for 12KV three-phase AC 50HZ power system and occasions with frequent operations to control and protect lines and electric equipments.
Technical Specification/Parameter
＃Rated voltage: 12KV＃Rated current: 630A-3150A＃Rated frequency: 50HZ＃Rated short circut breaking current: 20-40KA＃1min P.F withstand voltage:phase to phase,to earth 42KV,gaps 48＃Lightning impulse withstand voltage:phase to phase,to earth75,gaps85＃mechanical lifetime:20000Times
We are one of the largest manufacturer of middle & high - voltage electrical apparatus in China. We mainly produces the complete set of equipments, distribution automatic switches under 40.5kV and their terminal devices, H.V. components for switchgear, electronic watt-hour meter. And various kinds of circuit breaker, contactor, automatic switching device, relay, fuse, surge arrester, voltage stabilizer, voltage regulator, universal changeover switch, wall switch, distribution box, pushbutton, signal light, halogen floodlight, current transformer & potential transformer, power transformer, kwh-meter, panel meter, gas meter, temperature controller, magnetic starter, load switch, limiting switch, micro switch, insulators, terminal block, industrial plug, etc. My co***ny is certified ISO 9001: 2000 and some products are passed KEMA certified.
You may visit our online co***ny introduction at www.heag.com which introduces our co***ny in ***ail and covers the main products we supply at present.
Hugh (sales manager)
Co***ny:Heag Group Co., Ltd
Add:No.206 Ningkang West Road yueqing China
E-mail:china_heag@ho***il.com |
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