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 >>

ACB　add earth leakage protection

When earth leakage current protection module (ER) is attached, it is possible to protect against earth leakage current. "Trip" or "Alarm signal output" can b... More Details >>

replace AE-SS with AE-SW

(1) and (2) are impossible. More Details >>

ACB closing time

The time between application of voltage to the closing coil (CC) and closing of the main contact is 0.08 sec or less. More Details >>

ACB　drawout position

Drawout type circuit breaker can be drawn-out and insert to the cradle without taking out the connecting conductor. As ACB is drawn out, it will be "connect ... More Details >>

ACB　Shorting B contact (SBC)

This contact(SBC) is used to auxiliary switch(AXb) contact. When Drawout type ACB is moved from "test" position to "disconnect" position, AXb contact will b... More Details >>

ACB for DC circuit

Only ACB fixed type is available for DC circuits. More Details >>

Setting change operation while power ...

It is forbidden to change the characteristic when the breaker ON. Over current trip and earth leakage trip characteristics should be changed by a person with... More Details >>

ACB　installation type

There are Fixed type and Drawout type. More Details >>

ACB　combination Ground fault protecti...

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