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电气行业常用英语单词一．电气名词Electricitems二．线路（母线、回路）Lines(Bus,circuits)三．设备Equipments四．保护、继电器Protection,relays五．电气仪表Electricinstruments六．防雷Lightningprotection七．接地Grounding,earthing八．室、所Room,Substation九．电修车间设备Equipmentsofelectricrepair十．材料Material十一．图名Drawings,diagrams十二．表头Tables十三．标准图词汇TermsfromstandardDWG一．电气名词Electricitems交（直）流Alternating(direct)current短路电流Short-circuitcurrent起始次暂态短路电流Initialsubtransientshort-circuitcurrent冲击电流Impulsecurrent稳态短路电流Steadystateshort-circuitcurrent临界电流Criticalcurrent切断电流Rupturingcurrent熔断电流Blow-outcurrent故障电流Faultcurrent计算电流Calculatingcurrent极限有限电流Limiteffectivecurrent过电流Overcurrent逆电流Inversecurrent整定电流Settingcurrent额定电流Ratedcurrent电流密度Currentdensity短路电流最大有效值Maximumeffectivevalueofshort-circuitcurrent高压High-voltage,High-tension低压Low-voltage,Low-tension计算电压Calculatingvoltage激磁电压Excitingvoltage冲击电压Impulsevoltage临界电压Criticalvoltage残留电压Residualvoltage击穿电压Puncturevoltage脉动电压Pulsatingvoltage供电电压Supplyvoltage电力电压Powervoltage照明电压Lightingvoltage灯丝电压Filamentvoltage额定电压Ratedvoltage电压损失Voltageloss过(欠)电压Over(under)voltage线路电压Linevoltage电压降Voltagedrop工作电压Workingvoltage一次电压Primaryvoltage二次电压Secondaryvoltage电源Electricsource(powersupply)自控电压Powersupplyforprocesscontrol6kV控制闪光电源Flashingsupplyfor6kVcontrol工作电源Workingpowersupply(electricsource)保安电源Emergencypowersupply(electricsource)直流稳压电源StabilizedD.C.source控制电源Controlsupply直流电源D.C.source交流电源A.C.source负荷计算Loadcalculation设备容量Installedcapacity需要容量Electricdemand功率因数Powerfactor安装高度Mountingheight耐电压Breakdownvoltage工频耐压High-voltagetestwithworkingfrequency表面闪络Surfaceflash-over直流泄漏D.C.leakage体电阻率Volumeresistivity介质损失角Dielectriclossangle击穿强度Punctureintensity电压等级Voltagegrade比重Specificgravity性能Feature相序Phasesequence瞬时Instantaneous倾角Angleofinclination跨度Span正极Positivepole负极Negativepole截面(积)Crosssectionarea辅助电源Auxiliarysource遮断容量Interruptingcapacity载流量Current-carryingcapacity校正系数Correctionfactor连续负荷Continuousload长期载流量Continuouscapacity长时间额定值Longtimerating电动机堵转电流Locked-rotormotorcurrent限定负荷Limitedload电感负荷Inductiveload感应电流Inducedcurrent二．线路（母线、回路）Lines(Bus,circuits)母线Bus-bar合闸电源母线Closingpowersourcebus闪光母线Flashing-bus备用母线Sparebus装在支柱上的插接式母线Post-supportedplug-inbusway装在吊钩上的插接式母线Hook-supportedplug-inbusway装在支架上的插接式母线Bracket-supportedplug-inbusway小母线Miniaturebus电源小母线Powersupplyminiaturebus操作小母线Operatingminiaturebus事故信号小母线Miniaturebusforfaultsignal闪光小母线Flashingminiaturebus主母线Mainbus直流主母线D.C.mainbus预告母线Prewarningbus干线Mainline照明干线Lightingmainline接地干线Groundingmainline插座干线Receptaclemainline电压干线Voltagemainline端子出线Terminaloutgoing中性线Neutral支线Branch-line引入线Lead-in电气线路Electriccircuit交流配电线路A.C.distributioncircuit直流配电线路D.C.distributioncircuit事故照明线路Emergencylightingcircuit控制线路Controlcircuit接地或接零线路Groundingorneutralizingcircuit信号线路Signalcircuit有接地极的接地线路网Groundingwithgroundingelectrodes定子绕组测温回路Temperaturemeasuringcircuitforstatorwinding接地信号回路Groundingsignalcircuit闪光信号回路Flashing-signalcircuit开阀回路Circuitforopeningvalve关（闭）阀回路Circuitforclosingvalve开度计回路Circuitforopeningmeter电流测量回路Current-measuringcircuit差动保护回路Differentalprotectivecircuit过流保护回路Over-currentprotectivecircuit合闸回路Closingcircuit停车延时回路Delayedshutdowncircuit掉闸回路Tripcircuit激磁回路Excitingcircuit备用回路Sparecircuit主回路Maincircuit馈路Feedercircuit现有回路Existingcircuit单线回路Single-wirecircuit接地回路Earthedcircuit有电压的电路Livecircuit三．设备Equipments高压开关柜H.V.switchgear动力配电箱Powerdistributioncabinet电源配电箱Sourcedistributioncabinet直流配电屏D.C.switchboard(distributionpanel)交流低压配电屏A.C.L.V.switchboard(distributionpanel)静电电容器柜Staticcapacitorcabinet多种电源插销箱Receptacleboxformiscellaneouspowersupplies控制箱Controlcabinet照明配电箱Lighting(distributionpanel)连接箱Junctionbox出线盒Outletbox开关箱Switchbox控制台Console分段屏Sectionalizingpanel进线屏Incominglinepanel电控箱Electriccontrolpanel边屏Sideboard端子箱Terminalbox供电盘Powersupplybox瓶车箱Synchronizingcabinet感应调压器专用变压器高压柜SpecialtransformerH.V.cabinetforinductionvoltageregulator电压互感器柜Potentialtransformercabinet信号屏Signalpanel浮充屏Floatingpanel蓄电池屏Batterypanel充电屏Chargingpanel母线联络柜Bustiecabinet转换开关Transferswitch电压表转换开关Voltmeterchange-overswitch铁壳开关Metal-cladswitch(Iron-cladswitch)管式熔断器Cartridgefuse真空断路器Vacuumcircuitbreaker(V.C.B.)自动开关Automaticswitch高压负荷开关H.V.loadbreakswitch三极高压断路器3-poleHVcircuit-breaker刀开关Knifeswitch转换开关Transferswitch双极铁壳开关2-poleiron-cladswitch风扇变速开关Fanspeedregulatorswitch密闭照明灯开关Hermeticlightingswitch防爆照明灯开关Explosion-prooflightingswitch行程开关Limitswitch高压隔离开关H.V.disconnectingswitch明装单极板钮开关Surface-mountedsingle-poletoggleswitch暗装单极板钮开关Flush-mountedsingle-poletoggleswitch三路开关Three-wayswitch气密式组合开关Hermeticpackettypeswitch防护式开关Guardtypeswitch联锁开关Interlockswitch操作方式选择开关Selectingswitchfortypesofoperation控制电源开关Switchforcontrolsupply主令开关Masterswitch(controller)多切点切换开关Multi-pointchange-overswitch按钮Push-button控制按钮Controlpush-button防爆控制按钮Explosion-proofcontrolpush-button事故紧急按钮Emergencystoppingpush-button起动按钮Startingpush-button停止按钮Stoppingpush-button现场按钮Push-buttoninfield挡板damper音响解除按钮Push-buttonforsoundrelease起动器Starter磁力起动器Magneticstarter综合起动器Combinationstarter(Magneticstartercombination)电力变压器Powertransformer调压变压器Voltageregulatingtransformer电压互感器Potentialtransfor