直流电流-电压特性
DC current-voltage characteristics
插棒式过电流继电器
plunger overcurrent relay
串联过电流继电器
series over-current relay
过电流继电器
current-overload relay
Box type power distribution substation
overcurrent relay
maximum relay
over current relay
OCR
过电压过电流
Thyristor switch overvoltage and overcurrent in converted course
活塞式过电流继电器
plunger type overcurrent relay
弱电流继电器电路
low current relay circuit
瞬时电磁式过电流继电器
instantaneous electromagnetic overcurrent relay
中性过电流继电器
neutral over-current relay
感应式过电压继电器
induction type over-voltage relay
induction type overvoltage relay
活塞式过电压继电器
plunger type overvoltage relay
低电压直流电
low voltage and direct current
高压直流电流
high voltage direct current