It is the Earth Leakage Circuit Breaker with rated residual operating current of higher than 30mA but not exceeding 1000

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

If switching of neutral pole is not needed, it is possible to use 3-pole MCCB for 3-phase 4- wire circuit. Generally, it

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

It is voltage which ensures withstand voltage and it is used as basis to determine insulation distance.

It is possible to use it if you connect with right and left poles, not neutral pole. Since electronic circuit power supp

It is an earth leakage current (Effective value of residual operating current) which definitely trips Earth Leakage Cir

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

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

There is a possibility of the wiring error for VT/CT to this model. Please check the wiring for VT/CT and this model.

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Low-voltage Power Distribution Products

Low-voltage Circuit Breakers(124)

Air Circuit Breakers(23)
Molded Case Circuit Breakers(49)
Earth Leakage Circuit Breakers(21)
Circuit Breakers for Equipment(2)
Circuit Breakers for Use in Particular Applications(6)
Accessories and Related Components(21)
Miniature Circuit Breakers(2)
Contactors and Motor Starters(142)

Motor Starters(142)

Power Management Meters(57)

Electrical Indicators(57)

FAQ within [ Low-voltage Power Distribution Products ]

201-210 of Total 322

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ELCB medium-sensitivity

It is the Earth Leakage Circuit Breaker with rated residual operating current of higher than 30mA but not exceeding 1000mA. We provide the products of "100, ... More Details >>
- No：22395
- Release Date：2018/08/31 14:33
- Category： Earth Leakage 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
MCCB 3P4W 3P use

If switching of neutral pole is not needed, it is possible to use 3-pole MCCB for 3-phase 4- wire circuit. Generally, it is recommended to use 4-pole circuit... More Details >>
- No：22385
- Release Date：2018/08/31 14:33
- Category： Molded Case 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
Rated insulation voltage

It is voltage which ensures withstand voltage and it is used as basis to determine insulation distance. More Details >>
- No：22362
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
3P ELCB single phase use

It is possible to use it if you connect with right and left poles, not neutral pole. Since electronic circuit power supply for earth leakage detection is tak... More Details >>
- No：22359
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
Rated current sensitivity

It is an earth leakage current (Effective value of residual operating current) which definitely trips Earth Leakage Circuit Breaker and Earth Leakage Relay ... More Details >>
- No：22353
- Release Date：2018/08/31 14:33
- Category： Earth Leakage 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
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
Error in the measurement value (ME96SS series).

There is a possibility of the wiring error for VT/CT to this model. Please check the wiring for VT/CT and this model. More Details >>
- No：22179
- Release Date：2018/08/27 16:41
- Category： Electrical Indicators

201-210 of Total 322

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