earth-fault-phase selector relay
...地络距离継电器 stator earth-fault protection relay 定子接地保护继电器 earth-fault-phase selector relay 地络相选别継电器 ..
基于10个网页-相关网页
ground phase selector relay
... fault phase selector relay 故障相选择电驿 ground phase selector relay 地络相选别継电器 phase failure relay 断相继电器 ; 断相保护继电器 ...
基于8个网页-相关网页