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FAQ within [ Earth Leakage Circuit Breakers ]

11-20 of Total 21

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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

  • Select rated current sensitivity

    Please select rated current sensitivity ,according to the protection purpose and the protective grounding resistance value of the load equipment. If you alre... More Details >>

    • No：22346
    • Release Date：2018/08/31 14:33

  • Rated current sensitivity

    Earth Leakage Circuit Breaker and Earth Leakage Relay operate at higher than 50% but not exceeding 100% of the rated residual operating current IΔn. The eart... More Details >>

    • No：22364
    • Release Date：2018/08/31 14:33

  • ELCB Default setting Time-delay type sensitivity

    Both of the adjustment knob is set to the maximum value when shipping in order to prevent unwanted earth leakage tripping when Earth Leakage Circuit Breaker ... More Details >>

    • No：22388
    • Release Date：2018/08/31 14:33

  • ELCB installation

    The control power supply of the earth leakage detection circuit is taken from the inside of Earth Leakage Circuit Breaker. If used on the secondary side of t... More Details >>

    • No：22372
    • Release Date：2018/08/31 14:33

  • Time-delay CBR

    The circuit breaker is designed to attain a predetermined value of limiting non-actuating time corresponding to a given value of residual current. Our time-d... More Details >>

    • No：22351
    • Release Date：2018/08/31 14:33

  • 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

  • Earth leakage protective coordination

    Since the total electric circuit length of upstream circuit breaker side is longer than that of downstream circuit breaker, constant earth leakage current b... More Details >>

    • No：22369
    • Release Date：2018/08/31 14:33

  • Test button

    The push button is used for testing whether it definitely trips when an earth leakage current occurs. At this test, a Leakage Display button will be come out... More Details >>

    • No：22347
    • Release Date：2018/08/31 14:33

  • 3P ELCB single phase use

    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

11-20 of Total 21

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