一．电气名词Electric items
交（直）流Alternating (direct) current
短路电流Short-circuit current
起始次暂态短路电流Initial subtransient short-circuit current
冲击电流Impulse current
稳态短路电流Steady state short-circuit current
临界电流Critical current
切断电流Rupturing current
熔断电流Blow-out current
故障电流Fault current
计算电流Calculating current
极限有限电流Limit effective current
过电流Over current
逆电流Inverse current
整定电流Setting current
额定电流Rated current
电流密度Current density
短路电流最大有效值Maximum effective value of short-circuit current
高压High-voltage , High-tension
低压Low-voltage , Low-tension
计算电压Calculating voltage
激磁电压Exciting voltage
冲击电压Impulse voltage
临界电压Critical voltage
残留电压Residual voltage
击穿电压Puncture voltage
脉动电压Pulsating voltage
供电电压Supply voltage
电力电压Power voltage
照明电压Lighting voltage
灯丝电压Filament voltage
额定电压Rated voltage
电压损失Voltage loss
过(欠)电压Over (under) voltage
线路电压Line voltage
电压降Voltage drop
工作电压Working voltage
一次电压Primary voltage
二次电压Secondary voltage
电源Electric source (power supply)
自控电压Power supply for process control
6kV 控制闪光电源Flashing supply for 6kV control
工作电源Working power supply (electric source)
保安电源Emergency power supply (electric source)
直流稳压电源Stabilized D.C. source
控制电源Control supply
直流电源D.C. source
交流电源A.C. source
负荷计算Load calculation
设备容量Installed capacity
需要容量Electric demand
功率因数Power factor
安装高度Mounting height
耐电压Breakdown voltage
工频耐压High-voltage test with working frequency
表面闪络Surface flash-over
直流泄漏D.C. leakage
体电阻率Volume resistivity
介质损失角Dielectric loss angle
击穿强度Puncture intensity
电压等级Voltage grade
比重Specific gravity
性能Feature
相序Phase sequence
瞬时Instantaneous
倾角Angle of inclination
跨度Span
正极Positive pole
负极Negative pole
截面(积) Cross section area
辅助电源Auxiliary source
遮断容量Interrupting capacity
载流量Current-carrying capacity
校正系数Correction factor
连续负荷Continuous load
长期载流量Continuous capacity
长时间额定值Longtime rating
电动机堵转电流Locked-rotor motor current
限定负荷Limited load
电感负荷Inductive load
感应电流Induced current
二．线路（母线、回路）Lines (Bus , circuits)
母线Bus-bar
合闸电源母线Closing power source bus
闪光母线Flashing-bus
备用母线Spare bus
装在支柱上的插接式母线Post-supported plug-in bus way
装在吊钩上的插接式母线Hook-supported plug-in bus way
装在支架上的插接式母线Bracket-supported plug-in bus way
小母线Miniature bus
电源小母线Power supply miniature bus
操作小母线Operating miniature bus
事故信号小母线Miniature bus for fault signal
闪光小母线Flashing miniature bus
主母线Main bus
直流主母线D.C. main bus
预告母线Prewarning bus
干线Main line
照明干线Lighting main line
接地干线Grounding main line
插座干线Receptacle main line
电压干线Voltage main line
端子出线Terminal outgoing
中性线Neutral
支线Branch-line
引入线Lead-in
电气线路Electric circuit
交流配电线路A.C. distribution circuit
直流配电线路D.C. distribution circuit
事故照明线路Emergency lighting circuit
控制线路Control circuit
接地或接零线路Grounding or neutralizing circuit
信号线路Signal circuit
有接地极的接地线路网Grounding with grounding electrodes
定子绕组测温回路Temperature measuring circuit for stator winding
接地信号回路Grounding signal circuit
闪光信号回路Flashing-signal circuit
开阀回路Circuit for opening valve
关（闭）阀回路Circuit for closing valve
开度计回路Circuit for opening meter
电流测量回路Current-measuring circuit
差动保护回路Differental protective circuit
过流保护回路Over-current protective circuit
合闸回路Closing circuit
停车延时回路Delayed shutdown circuit
掉闸回路Trip circuit
激磁回路Exciting circuit
备用回路Spare circuit
主回路Main circuit
馈路Feeder circuit
现有回路Existing circuit
单线回路Single-wire circuit
接地回路Earthed circuit
有电压的电路Live circuit
三．设备Equipments
高压开关柜H.V. switchgear
动力配电箱Power distribution cabinet
电源配电箱Source distribution cabinet
直流配电屏D.C. switchboard (distribution panel)
交流低压配电屏A.C.L.V. switchboard (distribution panel)
静电电容器柜Static capacitor cabinet
多种电源插销箱Receptacle box for miscellaneous power supplies
控制箱Control cabinet
照明配电箱Lighting (distribution panel)
连接箱Junction box
出线盒Outlet box
开关箱Switch box
控制台Console
分段屏Sectionalizing panel
进线屏Incoming line panel
电控箱Electric control panel
边屏Side board
端子箱Terminal box
供电盘Power supply box
瓶车箱Synchronizing cabinet
感应调压器专用变压器高压柜Special transformer H.V. cabinet for induction
voltage regulator
电压互感器柜Potential transformer cabinet
信号屏Signal panel
浮充屏Floating panel
蓄电池屏Battery panel
充电屏Charging panel
母线联络柜Bus tie cabinet
转换开关Transfer switch
电压表转换开关Voltmeter change-over switch
铁壳开关Metal-clad switch (Iron-clad switch)
管式熔断器Cartridge fuse
真空断路器Vacuum circuit breaker (V.C.B.)
自动开关Automatic switch
高压负荷开关H.V. load break switch
三极高压断路器3-pole HV circuit-breaker
刀开关Knife switch
转换开关Transfer switch
双极铁壳开关2-pole iron-clad switch
风扇变速开关Fan speed regulator switch
密闭照明灯开关Hermetic lighting switch
防爆照明灯开关Explosion-proof lighting switch
行程开关Limit switch
高压隔离开关H.V. disconnecting switch
明装单极板钮开关Surface-mounted single-pole toggle switch
暗装单极板钮开关Flush-mounted single-pole toggle switch
三路开关Three-way switch
气密式组合开关Hermetic packet type switch
防护式开关Guard type switch
联锁开关Interlock switch
操作方式选择开关Selecting switch for types of operation
控制电源开关Switch for control supply
主令开关Master switch (controller)
多切点切换开关Multi-point change-over switch
按钮Push-button
控制按钮Control push-button
防爆控制按钮Explosion-proof control push-button
事故紧急按钮Emergency stopping push-button
起动按钮Starting push-button
停止按钮Stopping push-button
现场按钮Push-button in field
挡板damper
音响解除按钮Push-button for sound release
起动器Starter
磁力起动器Magnetic starter
综合起动器Combination starter (Magnetic starter combination)
电力变压器Power transformer
调压变压器Voltage regulating transformer
电压互感器Potential transformer
电流互感器Current transformer
照明变压器Lighting transformer
三相三绕组变压器3-phase tertiary winding transformer
高压试验变压器H.V. testing transformer
局部照明变压器Local lighting transformer
多量程仪用电流互感器Multi-range current transformer for measurement
降压变压器Step-down transformer
伺服电动机Servo-motor
双电压电动机Dual-voltage motor
感应电动机Induction motor
交流异步电动机A.C. asynchronous motor
同步电动机synchronous motor
三相滑环感应电动机3-phase slip-ring induction motor
三相鼠笼感应电动机3-phase squirrel-cage induction motor
绕线式电动机Wound-rotor induction motor
反应式电动机Reaction motor
柴油发电机Diesel generator
励磁发电机Excitation generator
明装双极插座Surface-mounted 2-pole receptacle
暗装双极插座Flush-mounted 2-pole receptacle
双极带接地插座2-pole receptacle with grounding contact
单相三孔明插座Surface-mounted single phase 3-pole receptacle
防护式明装三相四孔插座Guard type surface-mounted 3-phase 4-pole receptacle
配照型灯Standard dome lighting fitting
搪瓷深照型灯Enameled high bay lighting fitting
防水防尘灯Water and dust proof lighting fitting
安全灯Safety lighting fitting
隔爆灯Explosion-proof lighting fitting
弯灯Goose-neck light
壁灯Wall light
高压水银灯High pressure mercury vapor lighting fitting
投光灯Flood-light (projection light)
信号灯Signal lamp
天棚灯Ceiling-mounted lighting fitting
局部照明灯Local lighting fitting
灯座Lamp holder
事故照明灯Emergency lighting fitting
高压水银荧光灯H.P. mercury fluorescent lighting fitting
广照型工厂灯Wide lit type industrial fitting
深照型灯具High bay lighting fitting
白炽灯具Incandescent lamp (bulb)
圆球型灯Globe lamp
嵌入式荧光灯flush type fluorescent lighting fitting
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
工艺故障Fault in process
励磁故障Fault in excitation
工作电源失电报警No-voltage alarm of working electric source
工作电源分合闸On and off of working electric source
工作电源投入Throw-in of working electric source
保安电源送电supply of emergency electric source
运转指示Indicating of operation
投入指示Indicating of throw-in
同步指示Indicating of synchronism
延时停车Delayed shutdown
电源切除Switch off the power supply
速断及过流断通Instantaneous trip and over-current off/on
自保持Self-holding
自锁Self-lock
联锁Interlocking
绝缘监视Insulation supervision
电压监视Voltage supervision
联锁解除Release of interlock
工作、保安电源切换Transfer of working and emergency power supply
发电机与工作母线并车Synchronization of generator to working bus
重瓦斯保护Heavy gas protection
开或闭超扭矩保护Over-torque protection during opening and closing valve
电机起动顺序Sequence of motor starting
铭牌框注字Name plate denotation (inscription)
五．电气仪表Electric instruments
电流表Ammeter
电压表Voltmeter
三相三线有功电度表Three-phase three-wire kilowatt-hour meter , kWh meter
单相电度表Single-phase kilowatt-hour meter
三相无功电度表Three-phase kilovar-hour meter
有功功率表Active power meter , kilowatt meter
无功功率表Reactive power meter , kilovar meter
三相瓦特表(功率表) Three-phase watt meter
功率因数表Power factor meter
频率表Frequency meter
验电流器Galvanoscope
欧姆表Ohmmeter
相位表Phase meter
转速表Tachometer
波长表Wave-length meter
三相四线制标准电度表3-phase 4-wire standard watthour-meter
过载电流表Overload ammeter
低功率因数瓦特表Low power-factor wattmeter
交直流两用钳型电流表A.C./D.C. multi-purpose tongtester
兆欧表Megger , Megohmmeter
万用表Avometer
微安表Microammeter
毫安表Milliammeter
各种测量仪表Various kind of measuring instruments
接地电阻测量仪Earthing resistance tester
真空管电压表Vacuum tube voltmeter
电动秒表Electric second-meter
六．防雷Lightning protection
避雷装置Lightning protector
避雷针Lightning rod
避雷带Strap type lightning protector
避雷网Network of lightning protector
避雷针支架Lightning rod support
避雷针尖Tip of lightning rod
避雷针拉铁Brace for lightning rod
避雷器Lightning arrester , surge discharger
球型避雷器Spherical arrester
管形避雷器Tubular arrester
阀形避雷器Auto-valve arrester
低压避雷器Low voltage arrester
角形避雷器Horn arrester
多隙避雷器Multigap arrester
铝避雷器Aluminum cell arrester
氧化膜避雷器Oxide film arrester
击穿保险器Puncture lightning arrester
雷击Lightning stroke
直接雷击Direct lightning stroke
感应雷击Induction lightning stroke
雷电日Thunderbolt days
雷电或然率Lightning and thunder probability
触电Electric shock
静电感应Electrostatic induction
七．接地Grounding , earthing
接地保护Ground protection , earth protection
防雷接地Grounding for lightning
保护接地Protective earthing
人工接地Artificial grounding
工作接地Working grounding , working earthing
重复接地Multiple earthing
屏蔽接地Screen earthing , shielding ground
中性点接地Neutral point grounded
接地系统Grounding system , earthing system
接地故障Ground fault , earth fault
单相接地Single phase earthing
母线接地Bus ground
接地装置Grounding device , earthing device
引下线Down-lead , down conductor
引下线固定Clamping plate of support for fixing
支架夹板Down lead
引下线固定支脚Support for fixing down lead
接地线Ground connector
接地干线Ground(ing) main , (bus)
接地网Grounding network , earthing network
接地极Earth electrode (pole)
接地电阻Earth resistance
接地电路Earth (ground) circuit
连接条Connecting strip
断接卡Connecting clamp
八．室、所Room , Substation
贮藏室Storage
套间Compartment
蓄电池室Battery room
控制室Control room
配电室Distribution room
维修间Repair room
变电所Substation
高压配电室H.V. distribution room
休息室Rest room
九．电修车间设备Equipments of electric repair
砂轮机Emery wheel grinder
台钻Bench drilling machine
交流电焊机A.C. welding machine
移动式空气压缩机Portable air compressor
手电钻Electric hand drill
单速手摇绕线机Single speed hand winding machine
导线钳压器Wire jointing press-clamp
油压千斤顶Hydraulic jack
电吹尘器Electric dust cleaner
存放柜Store chest
高压试验变压器H.V. testing transformer
泄漏试验变压器Leakage testing set
大电流发生器Strong current generator
油浸自冷感应调压器Oil-immersed self-cooled induction voltage regulator
多量程仪用电流互感器Multi-range current transformer for measurement
仪用电感互感器Instrumental voltage transformer
单相自耦变压器Single-phase auto-transformer
三相自耦变压器3-phase auto-transformer
硅整流器Silicon rectifier
仪表试验台Testing stand for instrument
接触器，继电器试验台Relay and contactor testing stand
慢扫描示波器Slow scanning oscillograph
交流电子稳压器A.C. electronic voltage stabilizer
携带式交流电桥Portable A.C. electric bridge
接地电阻测量仪Earthing resistance tester
电缆故障探伤仪Cable fault detector
直流单臂电桥D.C. single-arm electric bridge , Wheatstone bridge
十．材料Material
绝缘包布Insulating tape
填料Filler , packing
绝缘膏Insulating compound
电缆膏Cable compound
防腐油Anti-corrosive oil
沥青漆Bituminous varnish
绝缘漆Insulating varnish
瓷漆Enamel varnish
有色金属Non-ferrous metal
黑色金属ferrous metal
白金属White metal
云母Mica
环氧树脂Epoxy resin
聚氯乙烯Polyvinyl chloride , PVC
蜡Wax
滑石粉Talc powder
电胶木Bakelite
聚丙烯外壳Polyacrylic cover
耐油橡胶管Oil-proof rubber tubes
接地铜线Grounding copper wire
垫圈Pad
塑料绝缘线Plastics insulated wire
橡套电缆Rubber sheathed cable
中间接头Splice
填充剂Filling agent
绝缘电线Insulated wire
移动软电缆Movable flexible cable
补偿导线Extension wire
套管Bushing
母线槽Busway
悬索Cable suspension
滑触线Trolley conductor
镀锌煤气管Galvanized gas pipe
镀锌角钢Galvanized steel angle
镀锌扁钢Galvanized steel strap
钢丝绳Steel wire rope
电笛Siren
电磁阀Electromagnetic valve
连接片Connecting link
切换片Transfering link
端子排Terminal board
半导体二极管Semiconductor diode
开度计Opening meter
逻辑元件Logical element
接线盒Junction box
仪表槽板Instrument trunking
电缆吊架Cable hanger
出线套Outgoing line sleeve
十一．图名Drawings , diagrams
电气图纸目录Contents of electric drawings
电力系统图Electric power system diagram
照明系统图Lighting system diagram
电力平面布置图Electric power layout plan
照明平面布置图Lighting layout plan
单线图One line diagram
控制箱面部布置图Surface arrangement of control box
背部接线图Back wiring (diagram)
外部接线图External (outside) wiring diagram
内部接线图Internal (inside) wiring diagram
控制原理图Principle control diagram
原理图Schematic diagram
展开图Developed diagram
电气标准图Electric standard drawing
电气施工图Electric working drawing
复用图Reproducibles (drawing)
电缆联系图Cable hook-up diagram
转换开关接点图Contact diagram of transfer switch
箱侧视图Side view of box
正视图Front view , facade
背视图Back view
剖面图Section
参考图Reference drawing
电缆敷设图Cable laying diagram
箱内框架布置图Arrangement of frames inside the cabinet
控制箱台面展开图Surface developed diagram of console
出线端子示意图Schematic diagram of terminal outgoing lines
端子接线图Diagram of terminal connections
电气管线表List of wire , cable and conduits
设备材料表List of equipment and materials
十二．表头Tables
电力系统图Power system diagram
引入线Lead in
保护设备Protective device
型号Type
额定值Rating
整定值Setting
主启动设备回路Circuit to starting device
导线型号、芯数、截面及管径Conductor type , cores , section & diameter of conduit
线长Wire length
管长Conduit length
启动设备Starting device
型号规格Type , specification
保护元件Protective element
计量装置Calculating device
用电设备主回路Main circuit of electric equipment
控制回路Control circuit
控制装置Control device
用电设备Electric equipment
设备容量Consumer capacity
生产设备Production equipment
位号No. of location
名称Name
备注Remarks
引入线Feed in
配电箱Distribution cabinet
型号及编号Type and No.
开关型号Switch type
保护装置Protective device
回路编号Circuit No.
相别Phase
灯数Number of lamps
插座数Number of receptacles
电缆编号No. of line
起点Starting
终点Ending
母线截面Section of bus
零母线Neutral bus
屏编号Panel No.
型号及方案号Type and variant No.
控制原理图号Principle control diagram
工艺位号Process item No.
十三．标准图词汇Terms from standard DWG
电工系统图图形符号Graphic symbols for electric system
交流电的相别A.C. phase sequence
直流电的正负极D.C. positive and negative poles
有中性点引出线的星形连接的三相绕组Star-connected three phase windings with
neutral outlet
开口三角形连接的三相绕组3-phase winding with open delta connection
互相连接的导线Cross connection of wires
不连接的跨越导线Crossing wires not in contact with each other
可拆卸的电气连接Removable connection
电缆终端头Pothead of cable or cable end
自耦变压器Auto-transformer
感应调压器Induction voltage regulator
凸极同步电动机Salient pole synchronous motor
带接换装置的蓄电池组Accumulator battery with tap-changers
空气断路器Air circuit-breaker
保持触点Holding contact
热元件Thermal element
自动复位的操作开关Spring-return operating switch
插接器Plug-in connector
电喇叭Horn
电炉Electric furnace
分流器Shunt
可控硅整流箱屏Silicon controlled rectifier box panel
直流配电屏D.C. distributing panel
磁力起动器组Magnetic starter group
自动开关箱Automatic switch box
行程开关Limit switch
局部灯Local lighting fitting
荧光灯列Series fluorescent lighting fitting
防护式灯开关Protective switch
导线引上Conductors turning up
导线引下Conductors turning down
导线由上引来Conductors turning from above
导线由下引来Conductors turning from below
电缆沟Cable trench
调压器Voltage regulator
隔离变压器Isolating transformer
击穿保护器Puncturing safety device
晶体管Transisorized diode
地坪Grade level
电缆与水管平行Cable running parallel to a water supply pipe
电缆与热力管道交叉敷设Cable running across heat pipeline
车道Drive way
电缆穿管与管道交叉Cable protective pipe across a pipeline
双(单)侧支架电缆沟Trench with rack on both sides (one side)
室外地坪Outdoor grade
跨接线Jumper
金属软管Flexible metal tube
过渡接头Adapter
电气工程及其自动化专业术语翻译
transistor 晶体管
audion 三极管
capacitance 电容
Diesel 柴油机
AC- motors 交流电机
transistor
coupling 联结耦合
current carrying capacity 载流能力（最大允许电流）
conductivity 传导性
in isolation 绝缘
lead 导线
leakage current 泄漏电流
inductance 感应系数
loops 线圈
macroprocessor 微处理器
multimedia show 多媒体展示
medium-power distribution 中压配电
motor and soft starters 电机及软起动器
numerical controls 数控系统
optimal 最佳的，最理想的
overload relays 过载继电器
overshoot 过冲
peak current 峰值电流
power dissipation 电力分散
process automation 过程自动化
process instrumentation and analytics 过程仪表及分析仪器
punch 穿孔，冲压
reactance 电抗
recharge 再充
regulated power supply 稳压电源
resistance 阻抗
resistor 电阻器
resonate 共振
self-inductance 自感应
series inductance 串联感应
simulation 模拟
switching 配电；交流
thermal cycle 热循环
thickness 厚度
voltage regulator 调压器
warping 扭曲，变形
wiring layout 线路配置图
AC-drives 交流变频器
asymmetrical 非对称的
attenuation 衰减
bridged impedance 桥接阻抗
cable bridge 电缆桥架
charge 电荷
circuit schematic diagram 电路原理图解
coefficient 系数
configuration 构造
constant 常量
copper sheet 铜片
damping 阻尼
decomposition 分解
decouple 分离
delay circuit 延迟电路
dielectric sheets 介电原片
diode clamping 钳位
edge connector 边缘连接器
electrical infrastructure 电气基础设施
electrical installation 电气安装技术
equations set 方程组
four-layer 四层
hookup 接线图
human machine interface 人机界面
impedance 阻抗
incidence 入射
incident wave 入射波
incorporated 合成一体的
instantaneous 瞬间的
interleaved 交叉
load admittance 负载导纳
lumped 集中的
modal 模式的
modeling 建模
motor management systems 电机管理系统
mounting pads 安装垫片
noise margins 噪音安全系数
proximity effect 邻近效应
radian 弧度
resistive 有抵抗力的
schematic 示意图
services & industry solutions 服务和工业解决方案
terminator 终结器
undershoot 负脉冲信号
电子营业执照