The rated current is standard value for continuous current, short time delay current and instantaneous current. Continuo

UVT is an internal accessory which trips a circuit breaker in the case that circuit voltage decreases from 70% to 35% or

Ground fault protection (GFR) is prepared as option, it is possible to detect and protect against ground fault current.

The test position is a position where a main circuit is in the "disconnected" state and only control circuit is in the "

Generally, there is no Mechanical Trip indication of continuous output for AE-SW. It is necessary to indicate electrical

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

It is special relay characteristic for selective co-ordination. When closing ACB (changing from OFF to ON), the instanta

Almost MCCBs can be connected n reverse. Check the item column of specification table "reverse connection" in the catalo

For ACB, Line and Load are not defined on the main circuit terminals. Reverse connection is available without any limita

It is an instantaneous tripping circuit breaker which does not have overcurrent tripping characteristic for standard cir

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

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Rated current and continuous current

The rated current is standard value for continuous current, short time delay current and instantaneous current. Continuous current is non-breaking current (c... More Details >>
- No：22371
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
UVT

UVT is an internal accessory which trips a circuit breaker in the case that circuit voltage decreases from 70% to 35% or less, and turns it "ON" after resett... More Details >>
- No：22349
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
ACB Ground fault protection

Ground fault protection (GFR) is prepared as option, it is possible to detect and protect against ground fault current. "Trip" or "Alarm signal output" can b... More Details >>
- No：22412
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
ACB　test position

The test position is a position where a main circuit is in the "disconnected" state and only control circuit is in the "connected" state. Control circuit che... More Details >>
- No：22405
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
ACB trip indication

Generally, there is no Mechanical Trip indication of continuous output for AE-SW. It is necessary to indicate electrically by using OCR Alarm (AL) output or ... More Details >>
- No：22432
- Release Date：2018/08/31 14:33
- Category： Air 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
ACB How to use MCR

It is special relay characteristic for selective co-ordination. When closing ACB (changing from OFF to ON), the instantaneous tripping characteristic is effe... More Details >>
- No：22402
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
MCCB Reverse connection

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
ACB　reverse connection

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
MCCB Inst only

It is an instantaneous tripping circuit breaker which does not have overcurrent tripping characteristic for standard circuit breaker and only protects agains... More Details >>
- No：22383
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Use in Particular Applications

1-10 of Total 124

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