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indoor 12kv air load break switch LBS FN12
Descrizione

Dati tecnici
Elemento | Descrizione | Unit | Dati | ||
1 | Tensione nominale | KV | 12 | ||
2 | Massimo. voltaggio | KV | 12 | ||
3 | Corrente nominale | UN | 630 | ||
4 | Rated break current on shorting | KA | 20 | ||
5 | Rated short circuit making current | KA | 50/63 | ||
6 | Rated peak withstand current | KA | 50/63 | ||
7 | 4S Rated withstand current | KA | 20 | ||
8 | Rated insulation level | Power frequency voltage(when losing a circuit) | KV | Breaker 48 | |
Impulse withstand voltage(when losing a circuit) | Breaker 84 | ||||
9 | Rated operating sequence | OC-0.3s-CO-180S-CO | |||
10 | Vita meccanica | Times | 10000 | ||
11 | Open circuit times of rated short dropout current | Times | 50 | ||
12 | Rated close brake voltage of operating machnie | v | 110,220 | ||
13 | Rated break brake voltage of operating machnie | v | 110,220 | ||
14 | Clearance between open contacts | mm | 11±1 |
Environmental Conditions

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Certificato

Chi siamo

The company possesses total assets over RMB 50 milioni,owns a suit of labs for type inspection of product, physical and chemical tests of raw material and extra high voltage test and is equipped with a series of precise instruments, devices and equipment to manufacture products in compliance with the IEC standard.Microcomputers are applied in the product design and site monitoring. A local CAD and CAPP network is being accomplished now. A perfect and complete quality assurance system is also being established by the company through its severalyears’ efforts by virtue of the qualifications by ISO quality system and measuring assurance recognition.