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FAQ within [ Earth Leakage Circuit Breakers ]

1-10 of Total 21

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  • ELCB applicable to harmonics and surge

    Compared with general circuit breakers, Earth Leakage Circuit Breaker applicable to harmonics and surge has earth leakage current detecting characteristic wh... More Details >>

    • No：22344
    • 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

  • 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

  • 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

  • Time Delay type at the maximum operating time

    The maximum operating time of Time-delay type Earth Leakage Circuit Breaker can be switched to 0.45s, 1.0s and 2.0s. The operating time is:* when it is 0.45s... More Details >>

    • No：22375
    • Release Date：2018/08/31 14:33

  • 4-pole type in 100VAC or 110VAC

    The rated operational voltages for them are 200 to 440VAC. If using them in 100VAC or 110VAC circuit, earth-leakage protection does not operate. More Details >>

    • No：24820
    • Release Date：2019/04/09 15:10

  • UL ELCBs Reverse connection

    It is possible to reverse-connect if the circuit voltage of UL789 listed products is AC240V or less. Since they are double standard products of UL/CSA and CE... More Details >>

    • No：22411
    • Release Date：2018/08/31 14:33

  • ELCB High-sensitivity

    It is the Earth Leakage Circuit Breaker with rated residual operating current of 30mA or less. More Details >>

    • No：22390
    • 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

1-10 of Total 21

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