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

It is a button in order to trip MCCB. It is used for regular inspection of the switching mechanism, and trip condition o

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

Type AC: Operates with AC Type A: Operates not only with AC but also with pulsating current <Reference> TYPE B: Op

When it is connected as special connection, AC/DC compatible circuit breaker can be used with DC 250V or more (3-pole ty

Do not take the control power supply of UVT ("Resettable type" and "Reset prevention type") from the secondary side of t

Only electricians who have enough technical knowledge should change the setting of overcurrent tripping and earth leakag

It is not possible to use standard AE-SW in DC circuit. Special DC use AE-SW is provided if specified.

General protection relay (WS) of AE-SW type Air Circuit Breaker has tripping characteristic and function for general use

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

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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
- Category： Molded Case Circuit Breakers
How to use Trip button

It is a button in order to trip MCCB. It is used for regular inspection of the switching mechanism, and trip condition of MCCB when Alarm switch (AL) and Shu... More Details >>
- No：22444
- 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
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
Leakage characteristics

Type AC: Operates with AC Type A: Operates not only with AC but also with pulsating current <Reference> TYPE B: Operates with DC More Details >>
- No：38026
- Release Date：2021/01/22 17:36
- Category： Miniature Circuit Breakers
Max. operational voltage for AC/DC Common

When it is connected as special connection, AC/DC compatible circuit breaker can be used with DC 250V or more (3-pole type is DC400V and 4-pole type is DC500... More Details >>
- No：22445
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Where UVT power supplied from?

Do not take the control power supply of UVT ("Resettable type" and "Reset prevention type") from the secondary side of the breakers. If taking the control po... More Details >>
- No：22415
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
Change Electronic relay characteristics when it is energized

Only electricians who have enough technical knowledge should change the setting of overcurrent tripping and earth leakage tripping characteristics. Moreover,... More Details >>
- No：22409
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
ACB DC use

It is not possible to use standard AE-SW in DC circuit. Special DC use AE-SW is provided if specified. More Details >>
- No：22446
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
ACB　General use Generator protection use

General protection relay (WS) of AE-SW type Air Circuit Breaker has tripping characteristic and function for general use. However, we also provide the replay... More Details >>
- No：22414
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers

21-30 of Total 123

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