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FAQ within [ Low-voltage Circuit Breakers ]
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Default setting from the factory
The knob of the sensitivity current selector is set to the maximum value when shipping in order to prevent unwanted earth leakage tripping when Earth Leakage... More Details >>
- No:22391
- Release Date:2018/08/31 14:33
- Category: Earth Leakage Circuit Breakers
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It is the maximum voltage which meets the performance criteria for the rated operational voltage. More Details >>
- No:22367
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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AX (Auxiliary switch) is a switch which electrically displays the ON / OFF state. The markings are 14/AXa, 12/AXb and 11/AXc.* If the circuit breaker itself ... More Details >>
- No:22354
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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Pre-Alarm is a function which outputs an alarm if the load current exceeds setting current value. This is useful for securing continuous power supply and pre... More Details >>
- No:22376
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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IEC 60947-2 is an international standard for circuit breakers. The rated voltage for the applicable circuit breaker is 1000V AC or less, or DC 1500V DC or le... More Details >>
- No:22361
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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MCB can be used at 85% or less relative humidity and no condensation. More Details >>
- No:24822
- Release Date:2019/04/09 15:11
- Category: Miniature 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 an internal accessory to test the earth leakage tripping operation by applying voltage remotely. It is possible to make the same control sequence as th... More Details >>
- No:22397
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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It is an instantaneous tripping circuit breaker which does not have overcurrent tripping characteristic for standard circuit breaker and only protects agains... More Details >>
- No:22383
- Release Date:2018/08/31 14:33
- Category: Circuit Breakers for Use in Particular Applications
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High-speed residual operate CBR
It is Earth Leakage Circuit Breaker that the earth leakage trip operating time at the rated residual operating current (IΔn) is within 0.1 sec, and the earth... More Details >>
- No:22380
- Release Date:2018/08/31 14:33
- Category: Earth Leakage Circuit Breakers
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