plunger type overcurrent relay
活塞式过电流继电器
plunger type overvoltage relay
活塞式过电压继电器
plunger type undervoltage relay
活塞式欠电压继电器
plunger overcurrent relay
插棒式过电流继电器
rotating-iron type over-current relay
旋转衔铁式过流继电器
instantaneous electromagnetic overcurrent relay
瞬时电磁式过电流继电器
delay thermal over-current relay
延时热过电流继电器
DC electromagnetic type time relay
直流电磁式时间继电器
over current ground relaying system
过电流接地继电保?方式
induction type over-voltage relay
感应式过电压继电器
induction disc type inverse-time overcurrent relay
感应圆盘式反比时限过载流继电器
high speed directional overcurrent relay
高速定向过流继电器
current balance type current differential relay
电流平衡式差动电流继电器
rotating-iron type overvoltage relay
旋转衔铁式过压继电器
coil and gravity starter
电流线圈重力式起动继电器
current compensational ground distance relay
电流补偿式接地远距继电器
AC voltage electromagnetic relay
交流电压电磁继电器
generating set, driven by internal combustion piston engines, direct current
活塞式内燃机驱动直流发电机组