ac time overcurrent relay
transformer zero-sequence overcurrent relay
Adaptive Overcurrent Protection
complex voltage overcurrent protection
delayed overcurrent trip
overcurrent
过流
过
过量
过压
超
过电流
过[电]流
过载电流
操作过电流
超电流
过流保护
过电压
过量电流
Overcurrent and Overvoltage Protection Module
~1H-detected heteronuclear relay correlation
7RE2800 voltage blocking relay