When the relay operates, one or more contacts will operate and energize a trip coil in a Circuit Breaker and trip (open) the Circuit Breaker.
当继电器动作时，一个或多个接触器动作且给断路器的脱扣线圈通电，从而将断路器断开。
2
Features: certain width coil paper automatic insertion to armature open slot, automatic graduation, automatic cutting off, PLC and touching screen operation.
特点：采用卷纸定宽度对电枢开口槽进行自动打入，自动分度，自动切断，PLC程控，触摸屏操作。
3
Means need 25a contactor, main contact are three normally open, auxiliary contact is one normally open, control coil voltage is DC 110v, order volume is 20 sets.