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

Earth Leakage Circuit Breaker and Earth Leakage Relay operate at higher than 50% but not exceeding 100% of the rated res

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

The time between application of voltage to the closing coil (CC) and closing of the main contact is 0.08 sec or less.

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

The circuit breaker is designed to attain a predetermined value of limiting non-actuating time corresponding to a given

Use with 24V, 0.5A or more for AC and DC in normal use. If the breakers are used less than 24V, use with 6V, 1A or more.

When making a transformer to energize, a large inrush current may flow. The circuit breaker is therefore required to pre

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

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 ]

11-20 of Total 123

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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
Rated current sensitivity

Earth Leakage Circuit Breaker and Earth Leakage Relay operate at higher than 50% but not exceeding 100% of the rated residual operating current IΔn. The eart... More Details >>
- No：22364
- Release Date：2018/08/31 14:33
- Category： Earth Leakage 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
ACB closing time

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
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
Time-delay CBR

The circuit breaker is designed to attain a predetermined value of limiting non-actuating time corresponding to a given value of residual current. Our time-d... More Details >>
- No：22351
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
Minimum operating voltage

Use with 24V, 0.5A or more for AC and DC in normal use. If the breakers are used less than 24V, use with 6V, 1A or more. Moreover, regular inspection of is ... More Details >>
- No：22401
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Rating of a circuit breaker for transformers primary protection

When making a transformer to energize, a large inrush current may flow. The circuit breaker is therefore required to prevent unwanted trip. The selection of ... More Details >>
- No：22343
- Release Date：2018/08/31 14:33
- Category： Molded Case 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
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

11-20 of Total 123

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