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- FAQ > Low-voltage Power Distribution Products > Low-voltage Circuit Breakers
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FAQ within [ Low-voltage Circuit Breakers ]
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UVT is an internal accessory which trips a circuit breaker in the case that circuit voltage decreases from 70% to 35% or less, and turns it "ON" after resett... More Details >>
- No:22349
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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Ground fault protection (GFR) is prepared as option, it is possible to detect and protect against ground fault current. "Trip" or "Alarm signal output" can b... More Details >>
- No:22412
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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3P MCCB in 1-phase 2-wire circuit
It is possible. Refer to the figure for connection as below. More Details >>
- No:24811
- Release Date:2019/04/09 15:18
- Category: Molded Case Circuit Breakers
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It is special relay characteristic for selective co-ordination. When closing ACB (changing from OFF to ON), the instantaneous tripping characteristic is effe... More Details >>
- No:22402
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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Residual non-operating current
It is a current that does not leak-trip even if there is ground fault current or leakage current. In the standard, it is 50 % of the rated residual operating... More Details >>
- No:22356
- Release Date:2018/08/31 14:33
- Category: Earth Leakage Circuit Breakers
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Drawout type circuit breaker can be drawn-out and insert to the cradle without taking out the connecting conductor. As ACB is drawn out, it will be "connect ... More Details >>
- No:22431
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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It is a standard equipment (automatic reset type) and 30ms of one-pulse is output at overload tripping. Hold-type circuit is necessary since the output time ... More Details >>
- No:22428
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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Change Electronic relay characteristics when it is energized
Only electricians who have enough technical knowledge should change the setting of overcurrent tripping and earth leakage tripping characteristics. Moreover,... More Details >>
- No:22409
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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The test position is a position where a main circuit is in the "disconnected" state and only control circuit is in the "connected" state. Control circuit che... More Details >>
- No:22405
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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It is the Earth Leakage Circuit Breaker with rated residual operating current of higher than 30mA but not exceeding 1000mA. We provide the products of "100, ... More Details >>
- No:22395
- Release Date:2018/08/31 14:33
- Category: Earth Leakage Circuit Breakers
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