过电流继电器 over-current relay ; maximum relay ; maximum current relay ; current-overload relay

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

插棒式过电流继电器 plunger over-current relay

单相过电流继电器 single-phase over-current relay ; current relay

中性过电流继电器 neutral over-current relay

过电流继电器或脱扣器 over-current relay or release

瞬时过电流继电器 instantaneous overcurrent relay

时限过电流继电器 time over-current relay

延时热过电流继电器 delay thermal over-current relay