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

At time-delay tripping zone, it operates with bimetal, therefore the characteristics of AC and DC should be same if the

It is a characteristic that operating time inversely become shorter as current increases. For Molded Case Circuit Breake

Basically you have to consider the effect of harmonic waves, but there are two ways as below. 1. Refer to the recommende

The degess of protection for ACB is IP20 as standard (under the condition that front door is closed). For MCCB and ELCB,

It means a space between the edge of a exhaust port and panel component ( such as wall or duct) of a circuit breaker. Th

It is a tripping zone which instantly trips, when significantly overcurrent such as short-circuit currents flow.

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

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FAQ within [ Molded Case Circuit Breakers ]

21-30 of Total 49

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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
Inst tripping current value of AC/DC common breaker

At time-delay tripping zone, it operates with bimetal, therefore the characteristics of AC and DC should be same if the effective values of them are same. Ho... More Details >>
- No：22392
- Release Date：2018/08/31 14:33
Inverse time delay operating characteristic

It is a characteristic that operating time inversely become shorter as current increases. For Molded Case Circuit Breakers, protection characteristic meeting... More Details >>
- No：22387
- Release Date：2018/08/31 14:33
How to select at Inverter circuit

Basically you have to consider the effect of harmonic waves, but there are two ways as below. 1. Refer to the recommended rated current by inverter manufactu... More Details >>
- No：22360
- Release Date：2018/08/31 14:33
degrees of protection to　 IEC60529

The degess of protection for ACB is IP20 as standard (under the condition that front door is closed). For MCCB and ELCB, the degrees of protection can be IP2... More Details >>
- No：24812
- Release Date：2019/04/09 15:18
Arc space

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
Instantaneous tripping

It is a tripping zone which instantly trips, when significantly overcurrent such as short-circuit currents flow. More Details >>
- No：22363
- Release Date：2018/08/31 14:33
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
lower limit of operational voltage for DC

It is DC 24V. More Details >>
- No：24816
- Release Date：2019/04/09 15:17
Rear stud (B-ST) installed

B-ST is possible. More Details >>
- No：24814
- Release Date：2019/04/09 15:17

21-30 of Total 49

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