plunger type relay

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