Could you check the switch is trip or not. Alright?
请您检查一下开关，是否跳闸。好吗？
2
Shunt trip Shunt trip is a feature added to a circuit breaker or fusible switch to permit the remote opening of the breaker or switch by an electrical signal.
分励脱扣分励脱扣是线路断路器或可熔电闸的一个特性，可通过远程信号来进行分断或转换。
3
Ruifeng micro-control technology from the 1991 switch factory began precision electronic switches, sockets, connectors industrial trip.