Each setting knob of the overcurrent trip characteristic is set to the maximum value and then shipped if not specified.

MCCB stands for "Molded Case Circuit Breaker." This is defined in the IEC standard, IEC 60947-2 and in the UL standard,

It may not trip a fault current or degrade insulation after tripping. When you connect the device in reverse, you must s

CP30-BA AL and AX switch micro-load can be provided. And the number of installation is same as standard AL and AX switch

For ACB, Line and Load are not defined on the main circuit terminals. Reverse connection is available without any limita

The rated operational voltages for them are 200 to 440VAC. If using them in 100VAC or 110VAC circuit, earth-leakage prot

SHT has a burning prevention switch and it does not burn even if external switch remains "ON" state (After the circuit b

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

Transformers, wires and welded materials may be damaged if an abnormal energization occurs exceeding the energization cy

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

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

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Default setting of electronic breakers

Each setting knob of the overcurrent trip characteristic is set to the maximum value and then shipped if not specified. However, only the pre-alarm is set to... More Details >>
- No：22438
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
MCCB and MCB as terms

MCCB stands for "Molded Case Circuit Breaker." This is defined in the IEC standard, IEC 60947-2 and in the UL standard, UL 489. MCB stands for "Miniature Ci... More Details >>
- No：22340
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Wrong connection in reverse

It may not trip a fault current or degrade insulation after tripping. When you connect the device in reverse, you must select a reverse-connectable model. More Details >>
- No：22345
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
CP30-BA micro-load AL/AX

CP30-BA AL and AX switch micro-load can be provided. And the number of installation is same as standard AL and AX switch. However, if multiple AL and AX are ... More Details >>
- No：22427
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Equipment
ACB　reverse connection

For ACB, Line and Load are not defined on the main circuit terminals. Reverse connection is available without any limitation. More Details >>
- No：22425
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
4-pole type in 100VAC or 110VAC

The rated operational voltages for them are 200 to 440VAC. If using them in 100VAC or 110VAC circuit, earth-leakage protection does not operate. More Details >>
- No：24820
- Release Date：2019/04/09 15:10
- Category： Earth Leakage Circuit Breakers
SHT

SHT has a burning prevention switch and it does not burn even if external switch remains "ON" state (After the circuit breaker trips, a burning prevention sw... More Details >>
- No：22355
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
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
How to use NV250-WEV

Transformers, wires and welded materials may be damaged if an abnormal energization occurs exceeding the energization cycles that are set for the inverter we... More Details >>
- No：22393
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Use in Particular Applications
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

21-30 of Total 123

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