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FAQ within [ Low-voltage Circuit Breakers ]
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ACB combination Ground fault protection and earth leakage protection
It is not possible to combine them at the same time. You need to choose one of them. More Details >>
- No:22419
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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"a contact" is normally opened contact, and It is also called "NO (Normally Opened) contact". More Details >>
- No:22410
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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It means a space between the edge of a exhaust port and panel component ( such as wall or duct) of a circuit breaker. The arc space is needed for smoothly di... More Details >>
- No:22373
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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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
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The range of ambient temperature is from -10 to 40 degree Celsius for not only MCCB but also including Earth Leakage Circuit breaker, Earth Leakage Relay and... More Details >>
- No:22352
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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Almost MCCBs can be connected n reverse. Check the item column of specification table "reverse connection" in the catalog. If it says "Possible", MCCB can be... More Details >>
- No:22442
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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The time between application of voltage to the closing coil (CC) and closing of the main contact is 0.08 sec or less. More Details >>
- No:22440
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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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
- Category: Air Circuit Breakers
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This function is equipped in electronic circuit breaker. It outputs an alarm when pre-alarm current setting current (the rated current or less) is over and l... More Details >>
- No:22377
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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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
- Category: Earth Leakage Circuit Breakers
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