AC three phase four wire system with neutral earthed
active neutral point clamped
artificial neutral point
balance of neutral point control
generator neutral point
neutral point
中点
中
中和点
中性点
中立点
中和
阻抗接地
性点
无应力带
无应变带
滴定终点
neutral point deviation
Neutral Point Grounding
neutral point non-earthing system
neutral point of transformer