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

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

All our products are compliant with CCC (China Compulsory Certification).

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

A circuit breaker shall be Trip position when installing Cassette type accessory. The breaker may be damaged if installi

Almost ELCBs can be connected n reverse. Check the item column of specification table "reverse connection (below 230 V A

It is a method which breaks short circuit current with both upstream and downstream circuit breakers. For example, in th

Since the total electric circuit length of upstream circuit breaker side is longer than that of downstream circuit break

It is not possible to combine them at the same time. You need to choose one of them.

In order to prevent breakdowns and human injuries, it is necessary to select a control device having protection structur

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

21-30 of Total 123

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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
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
CCC certification

All our products are compliant with CCC (China Compulsory Certification). More Details >>
- No：22386
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Use in Particular Applications
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
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
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
- Category： Earth Leakage Circuit Breakers
Cascade breaking

It is a method which breaks short circuit current with both upstream and downstream circuit breakers. For example, in the case that short circuit current at ... More Details >>
- No：22357
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
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
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
Degree of protection

In order to prevent breakdowns and human injuries, it is necessary to select a control device having protection structure suitable for each purpose. The prot... More Details >>
- No：22443
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers

21-30 of Total 123

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