System protection is provided by a thermal overloaddevice.
系统保护是由热过载设备。
2
Distribution circuit breaker a distribution circuit breaker is a device used for overload and short current protection of loads connected to a main distribution device.
配电线路开关配电线路开关是给连接在主配电设备上的负荷提供过载和短路保护的装置。
3
Automatic alarm of empty loader. With automatic motor overload protection device.