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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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AC Breakers used at DC circuit
It is not possible to use a circuit breaker for AC in DC circuit. Since the Arc-Extinguishing Device structure of circuit breaker for DC is different from th... More Details >>
- No:22381
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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Almost ELCBs can be connected n reverse. Check the item column of specification table "reverse connection (below 230 V AC)" in the catalog. If it says "Possi... More Details >>
- No:22434
- Release Date:2018/08/31 14:33
- Category: Earth Leakage Circuit Breakers
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A shunt trip (SHT) is an internal accessory which electrically and remotely trips a circuit breaker. When the supply voltage of the SHT is remained between 7... More Details >>
- No:22342
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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It is possible to use it if you connect with right and left poles, not neutral pole. Since electronic circuit power supply for earth leakage detection is tak... More Details >>
- No:22359
- Release Date:2018/08/31 14:33
- Category: Earth Leakage 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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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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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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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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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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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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