ac time overcurrent relay  交流时间超流电驿

dc overcurrent relay  直流超电流电驿; 直流过流继电器

directional overcurrent relay  定向过流继电器

high speed directional overcurrent relay  高速定向过流继电器

induction disc type inverse-time overcurrent relay  感应圆盘式反比时限过载流继电器

induction type overcurrent relay  感应式过流继电器

instantaneous electromagnetic overcurrent relay  瞬时电磁式过电流继电器

INVERSE TIME OVERCURRENT RELAY  四段反时限继电器

plunger overcurrent relay  插棒式过电流继电器

plunger type overcurrent relay  活塞式过电流继电器

reverse overcurrent relay  反向过流继电器

rotating-iron type overcurrent relay  旋转衔铁式过流继电器

transformer zero-sequence overcurrent relay  变压器零序过流保护

zero-sequence directional overcurrent relay  零序方向过流保护

zero-sequence overcurrent relay protection  零序过流保护

current overload relay  电流过载继电器

current-overload relay  过电流继电器

low energy over-current relay  低能

moving coil type over-current relay  动圈式过流继电计