PAＬ（Pre-Alarm Module

Pre-Alarm is a function which outputs an alarm if the load current exceeds setting current value. This is useful for sec

The control power supply of the earth leakage detection circuit is taken from the inside of Earth Leakage Circuit Breake

IEC 60947-2 is an international standard for circuit breakers. The rated voltage for the applicable circuit breaker is 1

It is a circuit breaker which has higher instantaneous tripping current value in order to prevent unwanted tripping by m

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

Flatness of mounting plane: 1 mm or less. In addition, it is necessary to consider the horizontality of the panel.

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

"b contact" is normally closed contact, and It is also called "NC (Normally Closed) contact".

Almost ELCBs can be connected n reverse. Check the item column of specification table "reverse connection (below 230 V A

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

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

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PAＬ（Pre-Alarm Module）

Pre-Alarm is a function which outputs an alarm if the load current exceeds setting current value. This is useful for securing continuous power supply and pre... More Details >>
- No：22376
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
ELCB installation

The control power supply of the earth leakage detection circuit is taken from the inside of Earth Leakage Circuit Breaker. If used on the secondary side of t... More Details >>
- No：22372
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
IEC60947-2 standard

IEC 60947-2 is an international standard for circuit breakers. The rated voltage for the applicable circuit breaker is 1000V AC or less, or DC 1500V DC or le... More Details >>
- No：22361
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
High inst MCCB for transformer primary side

It is a circuit breaker which has higher instantaneous tripping current value in order to prevent unwanted tripping by magnetizing inrush current of a transf... More Details >>
- No：22358
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Use in Particular Applications
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
Horizontal allowable distance when installing ACB

Flatness of mounting plane: 1 mm or less.In addition, it is necessary to consider the horizontality of the panel. More Details >>
- No：37698
- Release Date：2020/01/17 17:32
- Category： Air 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
B contact of AL/AX

"b contact" is normally closed contact, and It is also called "NC (Normally Closed) contact". More Details >>
- No：22435
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
ELCB reverse connection

Almost ELCBs can be connected n reverse. Check the item column of specification table "reverse connection (below 230 V AC)" in the catalog. If it says "Possi... More Details >>
- No：22434
- 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

21-30 of Total 123

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