电气图纸翻译

1电缆沟及接地点图CABLEHOLEDRAWINGgalvanizedsteelypipe1/2galvanizedsteelypipe3-11/42电气布置图6.6kV电气主接线图6.6kVthemainelectricalwiringdrawing1#机组高压柜1#sethighvoltagecabinet2#机组高压柜2#sethighvoltagecabinet新增高压柜Addhighvoltagecabinet新增干式降压变压器Drystep-downtransformer新增干式升压变压器Adddrytypetransformerbooster发电机PT1柜GeneratorPT1cabinet发电机PT2柜GeneratorPT2cabinet发电机进线柜Generatorinputlinecabinet母线PT柜BusPTcabinet馈线柜1（去电站）Feedercabinet1(topowerstation)压缩机电源进线柜Compressorpowerinputlinecabinet压缩机电源柜1Compressorpowercabinet1压缩机电源柜2Compressorpowercabinet2备用柴油发电机进线柜1sparedieselgeneratorinputlinecabinet1预留1Spare1母联柜1Buscouplercabinet1母联柜2Buscouplercabinet2预留2Spare2压缩机电源柜3Compressorpowercabinet3厂用变柜Factorytransformercabinet压缩机电源备用柜Compressorpowersparecabinet备用柴油发电机进线柜2sparedieselgeneratorinputlinecabinet2馈线柜2（去电站）Feedercabinet2(topowerstation)软启动柜DLT-RQ接触器柜1Contactorcabinet1接触器柜2Contactorcabinet2接触器柜3Contactorcabinet3配电间powerdistributionroom控制间Controlroom无功补偿柜ReactivecompensationcabinetD128.43.4950机组6.6kV系统单线图The6.6kVsystemsinglelinediagram发电机同期元件安装在燃机控制柜，发电机保护(含转子保护)装在发电机进线及母线PT柜的仪表室内,线路保护装在发电机出线柜仪表室内。Generatorsynchronizingdevicesareinstalledingasturbinecontrolcabinet,generatorprotection(includingtherotorprotection)areinstalledingeneratorinputlineandbusPTofcabinetofinstrumentindoor,lineprotectionisinstalledgeneratoroutoutlinecabinetinstrumentindoor.励磁调节Excitationregulation高/低频保护High/lowfrequencyprotection差动保护differentialprotection过电压保护OverVoltageProtection转子接地保护rotorearthfaultprotection失磁保护lossoffieldprotection负序过流保护Negativesequenceovercurrentprotection定子95%接地保护95%ofthestatorgroundfaultprotection过负荷保护Overloadprotection复合电压启动过流保护CompositevoltagestartovercurrentprotectionD128.43.4850发电机同期回路原理图Generatorsynchronizingcircuitprinciplediagram同期选择开关Chooseswitchinthesameperiod合闸指示灯Closebrakelights分闸指示灯Break-brakeindicator同期闭锁开关ClosureswitchinthesameperiodD128.43.4851发电机进线柜端子接线图Generatorinputlinecabinetterminalwiringdiagram断路器操作回路Operatingcircuitbreaker断路器合闸回路Thebreakerloop断路器跳闸回路Tripcircuitbreaker自动准同期AutomaticSynchronizedSystem同期柜指示Synchronizedcabinetindication同期选择信号SelectionsignalsinthesameperiodD128.44.49531#机组高压开关柜排列图1#unithigh-voltageswitchgeararrangmentdiagramD128.44.49542#机组高压开关柜排列图2#unithigh-voltageswitchgeararrangmentdiagramD128.43.4810发电机出线、中性间原理图Generatoroutput、neutralcabinetprinciplediagram去发电机保护（在发电机进线柜、母线PT柜仪表室）Togeneratorprotection(ingeneratorbuslinecabinetPTarkinstrumentroomD128.43.4811发电机出线、中性间端子图Generatoroutput、neutralcabinetterminalwiringdiagramD128.43.4951机组6.6kV主接线图1#6.6kVthemainelectricalwiringdrawing真空断路器VD4-12/VacuumcircuitbreakerVD4-12高压熔断器high-voltagefuse电流互感器LZZBJ9-10CurrenttransformerLZZBJ9-10电压互感器JDZX-6.6KVCurrenttransformerLZZBJ9-10接地开关earthedswitch过电压保护器theovervoltageprotector消谐电阻器LXQ零序电流互感器zerosequencecurrenttransformer发电机差动保护装置Generatordifferentialprotectiondevice发电机后备保护装置Backupgeneratorprotectiondevice线路保护装置lineprotectivedevices带电显示器EVI-R电磁锁electromagneticlockD128.43.4800发电机PT1柜原理图GeneratorPT1cabinetprinciplediagram备用接点sparecontact手车试验位置Handtrolleytestingposition手车工作位置Handtrolleyworkingposition电压互感器二次回路Thesecondarycircuitvoltagetransformer测量回路MeasuringCircuit励磁调节回路ExcitationadjustingCircuit发电机保护回路Generatorprotectioncircuit传感器Sensor空气开关air-breakswitch温控ThermalControlCircuit温湿度控制器DigitaltemperaturecontrollersandhumiditycontrollersD128.43.4801发电机PT1柜端子图GeneratorPT1cabinetterminaldiagramD128.43.4802发电机PT2柜原理图GeneratorPT2cabinetprinciplediagramD128.43.4803发电机PT2柜端子图GeneratorPT12cabinetterminaldiagramD128.43.4804发电机进线柜原理图Generatorinputlinecabinetprinciplediagram后备保护back-upprotection出口断路器GCB跳灭磁开关breakoutmagneticswitch机组停机Shutdown发电机后备保护出口功能Backupgeneratorprotectionexportfunction发电机机端差动CT断线ThepowergenerationconveyingratedifferentialCTdisconnected失电告警Loseelectricalarming小母线Miniaturebus检修状态ConditionBasedMaintenance外部复归Externalreturn失磁保护lossoffieldprotection负序过流Negativeflowsequence对称过负荷Overloadsymmetry复压过流compoundvoltageover-current频率异常Frequencyanomaly定子接地Statorgroundfaultt转子接地rotorgroundfault储能回路Energystorageloop储能指示Energystorageinstructions逆功率ReversepowerGPS对时GPStimesetting485接口485interface面板标志Panelsign手柄方向Handledirection预备合闸Prepareon远方Remote就地local弹簧未储能Springnotenergystorage合位指示灯Closeanindicator合闸闭锁回路ClosebrakeatresialoopD128.43.4805发电机进线柜端子图GeneratorinputlinecabinetterminaldiagramD128.43.4806母线PT柜原理图BusPTcabinetprinciplediagram本原理图适用于1#发电机机组，2#发电机组。Thisprinciplediagramapplyto#1generator,2#generators.24V有源脉冲24VactivepulseD128.43.4807母线PT柜端子图BusPTcabinetterminaldiagramD128.43.4808馈线柜原理图FeedercabinetprinciplediagramLC光纤接口LCfiberinterface断路器带机械防跳回路。Circuitbreakerwithmechanicalspringpreventionloop如有联锁解开105，107端子，接入其它联锁。Ifinterlockingunlock105、107terminals,accessingotherinterlockingD128.43.4809馈线柜端子图FeedercabinetterminaldiagramD128.44.49521#机组低压开关柜、屏面布置图1#unitlow-voltageswitchgear、ScreenarrangmentdiagramD128.44.49501#机组低压电气图表1#unitlowvoltageelectricaldiagram柜体排列顺序为：柜前看从左至右为1#～7#柜，３-２回路接触器辅助触点控制６-14主回路Cabinetputoneselfinanother'spositiontoarrangeorder:beforetheCabinetfromlefttorightto1#~7#Cabinet,3-2loopcontactorauxiliarycontactscontrol6-1