No, you must not use 2-pole circuit breaker as 1-pole circuit breaker (series connection as only single phase ). If usin

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

It is possible to attach closely if there is no problem about the insulation distance between live parts such as a termi

When Power-Fuse (PF) is used as a high-voltage side protection device, coordination with MCCBs on the secondary side sha

It is not possible to combine them at the same time. You need to choose one of them.

In order to prevent breakdowns and human injuries, it is necessary to select a control device having protection structur

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

A thermal load relay is set as full-load current of a motor. However, ifambient temperature is significantly different f

It is a circuit flowing large current (several A to approximately 1000A)such as a motor and a lighting circuit, and a ma

Reverse connection is possible (connection of load side terminal as powerside and power side terminal as load side). How

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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 ]

171-180 of Total 322

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2P MCCB only 1-pole use

No, you must not use 2-pole circuit breaker as 1-pole circuit breaker (series connection as only single phase ). If using it as 1-pole circuit breaker, these... More Details >>
- No：22382
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
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
Side by side installation

It is possible to attach closely if there is no problem about the insulation distance between live parts such as a terminal bar and load currents are 80% or ... More Details >>
- No：22400
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Low-instantaneous trip

When Power-Fuse (PF) is used as a high-voltage side protection device, coordination with MCCBs on the secondary side shall be achieved. Therefore, MCCB has l... More Details >>
- No：22403
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Use in Particular Applications
ACB　combination Ground fault protection and earth leakage protection

It is not possible to combine them at the same time. You need to choose one of them. More Details >>
- No：22419
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
Degree of protection

In order to prevent breakdowns and human injuries, it is necessary to select a control device having protection structure suitable for each purpose. The prot... More Details >>
- No：22443
- 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
About Low-voltage Power Distribution Products

A thermal load relay is set as full-load current of a motor. However, ifambient temperature is significantly different from 20℃ or the connectingwire is diff... More Details >>
- No：23238
- Release Date：2018/09/12 15:11
- Category： Motor Starters
About Low-voltage Power Distribution Products

It is a circuit flowing large current (several A to approximately 1000A)such as a motor and a lighting circuit, and a main contact (Betweenterminal number 1/... More Details >>
- No：23260
- Release Date：2018/09/12 15:11
- Category： Motor Starters
About Low-voltage Power Distribution Products

Reverse connection is possible (connection of load side terminal as powerside and power side terminal as load side). However, it is necessary toinstall a mag... More Details >>
- No：23286
- Release Date：2018/09/12 15:11
- Category： Motor Starters

171-180 of Total 322

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