电气专业术语中英文对照(3)

电气专业术语中英文对照(3) 红色障碍灯Red obstruction lamp for aviation 厂区道路照明灯Street lighting in plant area

路灯Street lamp

视孔灯Inspection hole lamp

立杆弯灯goose-neck post lamp , pole lamp

模拟报警信号Semigraph and alarm signal

自整角机Selsyn

励磁机Exciter

显示器Display

电位器Potentiometer

内电阻Internal resistance

固定电阻（器）Fixed resistance

脱扣Release , trip

分励Shunt trip

特殊失压脱扣器Special no-voltage release “或”开关放大器“Or” switch amplifier

制动器Brake

电容Capacitor

整流器Rectifier

镇流器Chock

分流器Shunt

油变阻器Oil immersed rheostat

频敏电阻器Frequency sensitive rheostat

滑线变阻器Sliding rheostat

蜂鸣器Buzzer

电机加热器Space heater (for motor)

空气断路器电机操作机构Motor operating mechanism for air circuit-breaker

可控硅励磁装置Silicon controlled rectifier excitation device

保护装置Protective device (element)

闪光装置Flashing device

接闪装置（避雷器）Lightning arrester

断相保护Phase failure protection

四．保护、继电器Protection , relays

信号继电器Signal relay

过电流继电器Over-current relay

电压继电器Voltage relay

时间继电器Time relay

中间继电器Auxiliary relay

热继电器Thermal relay

温度继电器Temperature relay

瓦斯继电器Gas relay

控制电源中间继电器Auxiliary relay for control supply 自动操作继电器Relay for auto-operation

低电压继电器Under-voltage relay 过电压继电器Over-voltage relay

联锁继电器Interlock relay

冲击继电器Impact relay

合闸位置继电器Close position relay 逆流继电器Reverse-current relay 差流继电器Differential current relay 差动继电器Differential relay

电流继电器Current relay

功率继电器Power relay

接地继电器Earthing relay

重合闸继电器Reclosing relay

同步继电器Synchronous relay

速动继电器Quick acting relay

定时限继电器Definite time relay

光电继电器Photoelectric relay

电子继电器Electronic relay

电磁式继电器Electromagnetic relay 电动式继电器Electrodynamic relay 气压继电器Gas-pressure relay

继电器常开触点Relay N.O. contact 继电器常闭触点Relay N.C. contact

继电器保护触点（常开）Relay holding contact (N.O.)

能自动返回的常闭按钮触点Self-return button with N.C. contact

模拟信号触点Contact for semigraph signal

强励磁接点Shock excitation contact

电感线圈Induction coil

电流线圈Current coil

脱扣线圈Trip coil

合闸线圈Close coil

释放线圈Releasing coil

掉闸线圈Tripping coil

予告信号Prewarning signal

掉闸回路断线信号Breakage signal of trip circuit

断路器事故掉闸信号Fault trip signal of breaker

掉闸音响信号Tripping audible signal

重瓦斯预告信号Heavy gas prewarning signal

温度预告信号Temperature prewarning signal

手动、自动操作时事故信号Fault signal in

manual/automatic operation

保护掉闸Protective trip

控制掉闸Control trip

手动跳闸Manual trip

变电所紧急停车Emergency shutdown at substation