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

The knob of the sensitivity current selector is set to the maximum value when shipping in order to prevent unwanted eart

Operating characteristics described in our catalog (if there is no "Note" particularly) mean operating time when it star

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

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

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

It is possible to produce micro-load AL and AX switch for MCCBs/ELCBs. However, if you need the products compatible with

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

We don't provide the earth leakage circuit beaker for PV power. Please use a general leakage circuit breaker. However, y

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

81-90 of Total 123

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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
Default setting from the factory

The knob of the sensitivity current selector is set to the maximum value when shipping in order to prevent unwanted earth leakage tripping when Earth Leakage... More Details >>
- No：22391
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
Hot start characteristics

Operating characteristics described in our catalog (if there is no "Note" particularly) mean operating time when it starts to carry current from the conditio... More Details >>
- No：22374
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
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
- Category： Molded Case 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
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
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
- Category： Molded Case Circuit Breakers
Micro-load AL and AX switch

It is possible to produce micro-load AL and AX switch for MCCBs/ELCBs. However, if you need the products compatible with the standards (CE marking product an... More Details >>
- No：22413
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
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
- Category： Molded Case Circuit Breakers
PV use MCCB

We don't provide the earth leakage circuit beaker for PV power. Please use a general leakage circuit breaker. However, you need to select a reverse-connectab... More Details >>
- No：22348
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Use in Particular Applications

81-90 of Total 123

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