potential transformerPT电压互感器
current transformer CT电流互感器
Instrument transducer测量互感器
moving contact动触头
fixed contact静触头
arc-extinguishing chamber灭弧室
expulsion gap灭弧间隙
conductor导线
disconnector隔离开关
earthing switch接地开关
coupling capacitor耦合电容
lightning arrester避雷器
Shield wire避雷线
Converter(inverter)换流器（逆变器）
oil-filled power cable充油电力电缆
(coaxial) cable(同轴)电缆
Underground cable地下电缆
XLPE(Cross Linked Polyethylene)交联聚乙烯（电缆）
busbar母线
overhead line架空线
transmission line传输线
Single(dual,ring)bus单（双，环形）母线
Main and transfer busbar单母线带旁路
insulation绝缘
Insulator绝缘子
suspension insulator悬式绝缘子
porcelain insulator陶瓷绝缘子
glass insulator玻璃绝缘子
Composite insulator合成绝缘子
composite insulation组合绝缘
gaseous insulation气体绝缘
insulation coordination绝缘配合
Oil-impregnated paper油浸纸绝缘
tank箱体
bushing套管
Protective relaying继电保护
Primary (backup) relaying主(后备)继电保护
inverter station换流站
flasher雷电计数器
steel-reinforced aluminum conductor钢芯铝绞线
ging(damping)resistor充电(阻尼)电阻
earth(ground)wire接地线
neutral point中性点
exciting winding激磁绕组
trigger electrode触发电极
high voltage engineering高电压工程