First, turn OFF the upstream circuit breaker and the relevant circuit breaker. You must not work in the state where volt

Use with 24V, 0.5A or more for AC and DC in normal use. If the breakers are used less than 24V, use with 6V, 1A or more.

Both of F-type and V-type can remotely operate a circuit breaker in the panel board and the design of 800A fame or less

PAＬ（Pre-Alarm Module

This function is equipped in electronic circuit breaker. It outputs an alarm when pre-alarm current setting current (the

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

It is a standard equipment (automatic reset type) and 30ms of one-pulse is output at overload tripping. Hold-type circui

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

When making a transformer to energize, a large inrush current may flow. The circuit breaker is therefore required to pre

The range of ambient temperature is from -10 to 40 degree Celsius for not only MCCB but also including Earth Leakage Cir

Almost MCCBs can be connected n reverse. Check the item column of specification table "reverse connection" in the catalo

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

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Electronic MCCB 400-1600A How to change rated current and characteristic curve (Except CE breakers)

First, turn OFF the upstream circuit breaker and the relevant circuit breaker. You must not work in the state where voltage is applied to the relevant circui... More Details >>
- No：22439
- Release Date：2018/08/31 14:33
- Update：2018/08/31 14:35
- Category： Molded Case Circuit Breakers
Minimum operating voltage

Use with 24V, 0.5A or more for AC and DC in normal use. If the breakers are used less than 24V, use with 6V, 1A or more. Moreover, regular inspection of is ... More Details >>
- No：22401
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
F-type and V-type operating handle

Both of F-type and V-type can remotely operate a circuit breaker in the panel board and the design of 800A fame or less are unified. Features are as follows.... More Details >>
- No：22389
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
PAＬ（Pre-Alarm Module）

This function is equipped in electronic circuit breaker. It outputs an alarm when pre-alarm current setting current (the rated current or less) is over and l... More Details >>
- No：22377
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
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
ACB　OCR alarm

It is a standard equipment (automatic reset type) and 30ms of one-pulse is output at overload tripping. Hold-type circuit is necessary since the output time ... More Details >>
- No：22428
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
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
Rating of a circuit breaker for transformers primary protection

When making a transformer to energize, a large inrush current may flow. The circuit breaker is therefore required to prevent unwanted trip. The selection of ... More Details >>
- No：22343
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Ambient temperature

The range of ambient temperature is from -10 to 40 degree Celsius for not only MCCB but also including Earth Leakage Circuit breaker, Earth Leakage Relay and... More Details >>
- No：22352
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
MCCB Reverse connection

Almost MCCBs can be connected n reverse. Check the item column of specification table "reverse connection" in the catalog. If it says "Possible", MCCB can be... More Details >>
- No：22442
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers

11-20 of Total 123

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