描述
YW45 series intelligent circuit breaker is suitable for the circuit of AC 50/60Hz with rated voltage 400V,690V and rated current up to 6300A.It is mainly used to distribute electric energy and protect circuit and power supply equipment from overload,and under voltage short-circuit and single-phase earthing.With intelligent and selective protection functions,the breaker can improve the reliability of power supply,and avoid unnecessary power failure.The breaker is applicable for power station,factories,mines(for 690v)and modern high-building,especially for the distribution system of intelligent building.
The breaker conforms to IEC60947-2.
| Model | YW45-2000, YW45-3200, YW45-4000, YW45-6300 |
|---|---|
| Rated current In(A) | YW45-2000:630/800/1000/1250/1600/2000 YW45-3200:2000/2500/3200 YW45-4000:2000/2500/3200/4000 YW45-6300:4000/5000/6300 |
| Frame rated current In(A) | 2000/3200/4000/6300 |
| Number of poles | 3/4 poles |
| Type | fixed type/drawer type |
| Icu(KA) | 400v:80KA(YW45-2000) ,100KA(YW45-3200),100KA(YW45-4000),120KA(YW45-6300) 690V:50KA(YW45-2000) ,65KA(YW45-3200),65KA(YW45-4000),80KA(YW45-6300) |
| Ics(KA) | 400v:50KA(YW45-2000) ,80KA(YW45-3200),80KA(YW45-4000),100KA(YW45-6300) 690V:40KA(YW45-2000) ,50KA(YW45-3200),50KA(YW45-4000),65KA(YW45-6300) |
| Intelligent controller | standard type/telecommunication type |
| Accessories | shunt release/under-voltage release/closing electro-magnet/auxiliary contact |
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