wiring switch meaning in English

线路开关

Four - wire switching
四线交换
Two - direction stretching wire switch is a protection device to stop the adhesive tape transportation machine at emergency
双向拉绳开关是用于胶带运输机现场紧急事故停机的一种保护装置。
When the emergency appears , starting the stretching wire switch at any position of accident spot can send out the stop signal
当紧急事故发生时，在现场任意处启动拉绳开关，均可发出停机信号。
The dual - direction stretching wire switch is a protection device to stop adhesive tape transportation machine in case of emergency
双向拉绳开关是用于胶带运输机现场紧急事故停机的一种保护装置。