Start main contents

Factory Automation

FAQ

Factory Automation

FAQAbout Products

  • Font Size
  • S
  • M
  • L

FAQ within [ Earth Leakage Circuit Breakers ]

1-10 of Total 21

prev 1 / 3page next
  • 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
  • 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
  • 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
  • ELCB medium-sensitivity

    It is the Earth Leakage Circuit Breaker with rated residual operating current of higher than 30mA but not exceeding 1000mA. We provide the products of "100, ... More Details >>

    • No:22395
    • 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
  • ELCB reverse connection

    Almost ELCBs can be connected n reverse. Check the item column of specification table "reverse connection (below 230 V AC)" in the catalog. If it says "Possi... More Details >>

    • No:22434
    • 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 applicable voltage

    The applicable voltage is 440V or less. Moreover, High-speed type can be used from 85 to 484V, and Time-delay type can be used from 170 to 484V. More Details >>

    • No:22421
    • 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 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

1-10 of Total 21

Inquiries