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FAQ within [ Low-voltage Circuit Breakers ]
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Inverse time delay operating characteristic
It is a characteristic that operating time inversely become shorter as current increases. For Molded Case Circuit Breakers, protection characteristic meeting... More Details >>
- No:22387
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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AL (Alarm switch) is a switch which electrically displays tripping state of a circuit breaker.The markings of the switch are 8/ALa, 96/ALb and 95/ALc.*When t... More Details >>
- No:22350
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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"a contact" is normally opened contact, and It is also called "NO (Normally Opened) contact". More Details >>
- No:22410
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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Transformers, wires and welded materials may be damaged if an abnormal energization occurs exceeding the energization cycles that are set for the inverter we... More Details >>
- No:22393
- Release Date:2018/08/31 14:33
- Category: Circuit Breakers for Use in Particular Applications
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For Shunt Trip (SHT), it is the time from voltage application to open ACB main contact * AE3200-SW or less, AE4000-SWA: 0.04 sec or less* AE4000-SW to AE6300... More Details >>
- No:22418
- 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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Generally, there is no Mechanical Trip indication of continuous output for AE-SW. It is necessary to indicate electrically by using OCR Alarm (AL) output or ... More Details >>
- No:22432
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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Inst tripping current value of AC/DC common breaker
At time-delay tripping zone, it operates with bimetal, therefore the characteristics of AC and DC should be same if the effective values of them are same. Ho... More Details >>
- No:22392
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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Type name of the operating handle
F-2SV is standard, F-2SVE is for emergency use. The difference is the color of the handle and its surroundings parts. More Details >>
- No:38028
- Release Date:2021/01/22 17:37
- Category: Accessories and Related Components
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For ACB, Line and Load are not defined on the main circuit terminals. Reverse connection is available without any limitation. More Details >>
- No:22425
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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