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FAQ within [ Air Circuit Breakers ]

1-10 of Total 24

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  • ACB Ground fault protection

    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
  • ACB OCR alarm

    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
  • ACB How to use MCR

    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
  • ACB test position

    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
  • ACB General use Generator protection...

    General protection relay (WS) of AE-SW type Air Circuit Breaker has tripping characteristic and function for general use. However, we also provide the replay... More Details >>

    • No:22414
    • Release Date:2018/08/31 14:33
  • ACB trip indication

    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
  • Setting change operation while power ...

    It is forbidden to change the characteristic when the breaker ON. Over current trip and earth leakage trip characteristics should be changed by a person with... More Details >>

    • No:37699
    • Release Date:2020/01/18 09:58
  • ACB reverse connection

    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
  • replace AE-SS with AE-SW

    (1) and (2) are impossible. More Details >>

    • No:24818
    • Release Date:2019/04/09 15:03
  • Rated current and continuous current

    The rated current is standard value for continuous current, short time delay current and instantaneous current. Continuous current is non-breaking current (c... More Details >>

    • No:22371
    • Release Date:2018/08/31 14:33

1-10 of Total 24