Customization: | Available |
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Breaking Capacity: | Low Voltage Circuit Breakers |
Operation: | Electric Type |
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1.General
1.1.Application scope
Air circuit breaker is suitable for the circuit of AC 50Hz/60Hz with rated service voltage 400V,690V and rated service current up to 6300A. It is mainly used to distribute electric energy and protect circuits and electric equipmetn against over-load, under-voltage, short-circuit and single-phase earthing fault. With Intelligentized and selective protection functions , the breaker can improve the reliability of power supply, and avoid unnecessary power failure. The breaker is applicable for power stations, factories, mines(for 690V) and modern high-buildings, especially for the distribution system of interlligentized building.
1.2.Standard: IEC/EN60947-2
2.Main technical parameter