A shunt trip (SHT) is an internal accessory which electrically and remotely trips a circuit breaker. When the supply vol

No, you must not use 2-pole circuit breaker as 1-pole circuit breaker (series connection as only single phase ). If usin

It is an internal accessory to test the earth leakage tripping operation by applying voltage remotely. It is possible to

It is a current that does not leak-trip even if there is ground fault current or leakage current. In the standard, it is

It is forbidden to change the characteristic when the breaker ON. Over current trip and earth leakage trip characteristi

The range of ambient temperature is from -10 to 40 degree Celsius for not only MCCB but also including Earth Leakage Cir

MCCB stands for "Molded Case Circuit Breaker." This is defined in the IEC standard, IEC 60947-2 and in the UL standard,

AL (Alarm switch) is a switch which electrically displays tripping state of a circuit breaker.The markings of the switch

Large electromagnetic force will be generated between conductors/wires due to fault currents. To prevent deformation and

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

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How to use SHT

A shunt trip (SHT) is an internal accessory which electrically and remotely trips a circuit breaker. When the supply voltage of the SHT is remained between 7... More Details >>
- No：22342
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
2P MCCB only 1-pole use

No, you must not use 2-pole circuit breaker as 1-pole circuit breaker (series connection as only single phase ). If using it as 1-pole circuit breaker, these... More Details >>
- No：22382
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
How to use TBM

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
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
- Category： Earth Leakage Circuit Breakers
replace AE-SS with AE-SW

(1) and (2) are impossible. More Details >>
- No：24818
- Release Date：2019/04/09 15:03
- Category： Air Circuit Breakers
Setting change operation while power is on

It is forbidden to change the characteristic when the breaker ON. Over current trip and earth leakage trip characteristics should be changed by a person with... More Details >>
- No：37699
- Release Date：2020/01/18 09:58
- Category： Molded Case Circuit Breakers , Air Circuit Breakers
Ambient temperature

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
MCCB and MCB as terms

MCCB stands for "Molded Case Circuit Breaker." This is defined in the IEC standard, IEC 60947-2 and in the UL standard, UL 489. MCB stands for "Miniature Ci... More Details >>
- No：22340
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
AL

AL (Alarm switch) is a switch which electrically displays tripping state of a circuit breaker.The markings of the switch are 8/ALa, 96/ALb and 95/ALc.*When t... More Details >>
- No：22350
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
How to fix conductors/wires

Large electromagnetic force will be generated between conductors/wires due to fault currents. To prevent deformation and breakage of circuit breakers and con... More Details >>
- No：22424
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers

11-20 of Total 123

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