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

1. The internal resistance (per pole) is described in the catalog and technical notes. 2. Power consumption (W) = RI^2 x

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

It is a button in order to mechanically trip a circuit breaker outside. It is used to confirm switching mechanism at the

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

The applicable voltage is 440V or less. Moreover, High-speed type can be used from 85 to 484V, and Time-delay type can b

Bar terminal material for 400A is aluminum alloy, and for 630A or higher is copper.

For Shunt Trip (SHT), it is the time from voltage application to open ACB main contact * AE3200-SW or less, AE4000-SWA:

A circuit breaker must have interrupting ratings. These are classified as rated short-circuit breaking capacities in IEC

Compared with general circuit breakers, Earth Leakage Circuit Breaker applicable to harmonics and surge has earth leakag

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

71-80 of Total 123

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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
Calorific value of the circuit breaker

1. The internal resistance (per pole) is described in the catalog and technical notes. 2. Power consumption (W) = RI^2 x Poles = Resistance (Ω) x Load curre... More Details >>
- No：38025
- Release Date：2021/01/22 17:39
- Category： Molded Case 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
Trip button

It is a button in order to mechanically trip a circuit breaker outside. It is used to confirm switching mechanism at the regular maintenance or sequence-chec... More Details >>
- No：22368
- 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
ELCB applicable voltage

The applicable voltage is 440V or less. Moreover, High-speed type can be used from 85 to 484V, and Time-delay type can be used from 170 to 484V. More Details >>
- No：22421
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
MCCB bar terminal material

Bar terminal material for 400A is aluminum alloy, and for 630A or higher is copper. More Details >>
- No：24819
- Release Date：2019/04/09 15:13
- Category： Molded Case Circuit Breakers
ACB opening time

For Shunt Trip (SHT), it is the time from voltage application to open ACB main contact * AE3200-SW or less, AE4000-SWA: 0.04 sec or less* AE4000-SW to AE6300... More Details >>
- No：22418
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
Interrupting ratings

A circuit breaker must have interrupting ratings. These are classified as rated short-circuit breaking capacities in IEC 60947-2.e rated ultimate short-circu... More Details >>
- No：22341
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
ELCB applicable to harmonics and surge

Compared with general circuit breakers, Earth Leakage Circuit Breaker applicable to harmonics and surge has earth leakage current detecting characteristic wh... More Details >>
- No：22344
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers

71-80 of Total 123

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