FAQ


FAQAbout Products

- FAQ > Low-voltage Power Distribution Products > Low-voltage Circuit Breakers
FAQ
Keyword Search
FAQ within [ Low-voltage Circuit Breakers ]
-
The number of trip durability by using SHT and UVT is 10% of the opening/closing number including the number of trips by overcurrent, trip button and test bu... More Details >>
- No:22407
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
-
Insulating barrier in the package
Use the insulation barrier if they are packed with. If not using that, breaking performance is not guaranteed. For models that the insulation barrier is not ... More Details >>
- No:22406
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
-
It is an internal accessory to test the earth leakage tripping operation by applying voltage remotely. It is possible to make the same control sequence as th... More Details >>
- No:22397
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
-
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
- Category: Earth Leakage Circuit Breakers
-
It is a button in order to mechanically trip a circuit breaker outside. It is used to confirm switching mechanism at the regular maintenance or sequence-chec... More Details >>
- No:22368
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
-
MCB can be used at 85% or less relative humidity and no condensation. More Details >>
- No:24822
- Release Date:2019/04/09 15:11
- Category: Miniature Circuit Breakers
-
ACB How to check the operating characteristic
Y-2005 type field test equipment (it is sold separately) enable to check the operating characteristic easily. The test is conducted by connecting the test te... More Details >>
- No:22429
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
-
How to install cassette type accessories
A circuit breaker shall be Trip position when installing Cassette type accessory. The breaker may be damaged if installing in "ON" or "OFF" position. Moreove... More Details >>
- No:22422
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
-
Where UVT power supplied from?
Do not take the control power supply of UVT ("Resettable type" and "Reset prevention type") from the secondary side of the breakers. If taking the control po... More Details >>
- No:22415
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
-
It means that it does not interfere with tripping operation even if a handle is held at "ON" position. (It trips when an overcurrent flows even if a handle i... More Details >>
- No:22378
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
31-40 of Total 123