ELECTRICALINSTALLATION电气安装

ELECTRICALINSTALLATION电气安装SUMMARY/目录General/概述•02Warning!!!/警告！！！•02ConnectionMethod/连接方法•03H1–SINGLEPHASE/单相•Table/表04•Electricalconnectiondiagram/电气接线图05H1–THREEPHASE/三相•Electricalconnectiondiagram/电气接线图05H2/H32/K4/KP–THREEPHASE/三相•Electricalconnectiondiagram/电气接线图06K5/Y6/Y7–THREEPHASE/三相•Electricalconnectiondiagram/电气接线图07•PWS/08K8–THREEPHASE/三相•Electricalconnectiondiagram/电气接线图13MOTORPROTECTION/电机保护•H112•H2/H32/K4/KP13•K5/Y6/Y7/K814General概述Forproperoperationelectricmachineshavetobecorrectlyconnectedtoamainssupply.Anincorrectconnectioncancauseashortcircuitandhenceamotorburnout.AnyconnectionthatisNOTmadeinaccordancewiththefollowingrecommendationswillnotguaranteecorrectfunctioningofthecompressornortheperformancedatadeclaredinthecatalogue.InthisTechnicalBulletinyouwillfindalltheconnectiondiagramscoveringthestandardrangeofcompressors.对于电机的正常运行，必须将其正确地连接到电源。不正确的连接可能会导致短路，从而电动机烧坏。任何不按照以下建议进行的连接将不能保证压缩机的正的运行，也不能到达压缩机样本中的性能数据。在此技术手册中，你会查到包括所有标准系列压缩机的电气连接图。Warning!!!警告！！！ItisrecommendedthatconnectionsbemadeinaccordancewiththediagramsenclosedinthisTechnicalBulletinandalsoincompliancewithlocalsafetyregulationsandstandards.Connectionsshouldonlybemadebyqualifiedpersonnel.Dorinwillnotacceptanyresponsibilityforanydamagetopersons,propertyormachineryofanykindduetoincorrectactionsonthecompressor.Forsafetyrequirements,theinstructionsforuseandmaintenancesuppliedwiththecompressorMUSTbefollowed.建议所有接线按照本技术手册的附图，并符合当地的安全法规和标准。接线应只能由合格的人员进行。DORIN公司将不会承担因不正确的压缩机操作对人身、财产或机器的任何损害的责任。出于安全的要求，必须遵循与压缩机一起提供的使用和维修说明。ConnectionMethod连接方法•Opentheterminalboxcover;•ArrangetheconnectiontabsinaccordancewiththeadhesivediagraminsidetheboxorinaccordancewiththisTechnicalBulletin;•Useappropriatecableglandstoensuretheintegrityoftheboxtooriginalstandard;•Connectthewirestotheterminalsusingappropriateinsulatedcable;•Ensurethattheterminalsaretightlyfastenedintheselectedposition;•Re-fittheterminalboxcover.DONOTSTARTTHECOMPRESSORWITHTHETERMINALBOXOPEN.Ifthecompressorisfittedwithacrankcaseheaterthenthismustbeconnectedseparatelyinaccordancewiththespecifictechnicalbulletin.InthisTechnicalBulletinyouwillfindallthestandardcompressorsconnectiondiagrams.Forspecial,non-standardmodelsfollowtheadhesivediagraminsidetheterminalboxorcontactourtechnicalofficeifindoubt.·打开接线盒盖;·按接线盒内示意图或本技术手册安排接线接头;·用适当的电线压盖保证接线盒保护等级符合原有标准。·使用适当的绝缘电线将电线与接线端连接。·保证接线端在选择的位置牢固连接。·装好接线盒盖。接线盒打开时不得起动压缩机如果压缩机装配曲轴箱加热器，这必须按专门的技术手册单独连接。在本技术手册中，你可以查到所有的标准压缩机接线图。对于特殊非标型号，按接线盒内的接线图或就任何疑问联络我们的技术部门RangeH1SinglephaseH1系列单相Singlephasecompressorsrequireakitcomprisingofcapacitorsandrelayinordertooperatecorrectly.Dependingonthemodelselectedtherewillbeeitheroneortwostartcapacitorsratedfortheappropriatemotorsize.IftwostartcapacitorsareusedthenthesemustbeconnectedinSERIES,asshownonthefollowingdiagram.Thediagramshowstheconnectionrequirementsforeachcompressortype.为了正确操作，单相压缩机要求一个包括电容器和继电器接线组件。根据选择的型号，对适当的电机，将有一个或两个起动电容器。如果使用2个起动电容器，他们必须按下图所示串联。该图显示了每种压缩机的接线要求Startingcapacitor起动电容Runningcapacitor运行电容KIT组件Compressor压缩机No.[μF]No.[μF]H40CCH50CSH75CCH75CS11601161RC8021H100CCH100CS1250131.51RC8041H150CCH150CS1300131.51RC8061H180CCH180CSH200CC23001361RC8081RangeH1SinglephaseH1系列单相Electricalconnectiondiagram电气接线图SCstartcondition起动状态RCrunconditions运行状态ABlack黑色BGrey灰色CBrown褐色RangeH1ThreephaseH1系列三相Electricalconnectiondiagram电气接线图RangeH2/H32/K4/KPThreephaseH2/H32/K4/KP系列三相Electricalconnectiondiagram电气接线图thermistors1-2热敏电阻器Electricalconnectiondiagram电气接线图P.W.S.DIRECT直接thermistors1-2热敏电阻器RangeK5/Y6/Y7ThreephaseK5/Y6/Y7系列三相Electricalconnectiondiagram电气接线图PARTWINDINGWITHUNLOADEDSTART分线圈卸载起动ROon/offcontacton/off触点C1contactor1°winding1#接触器线圈Re1DPSrelayDPS继电器AOoilpressurealarm油压报警C2contactor2°winding2#接触器线圈Re2PTCrelayPTC继电器PTCThermistors热敏电阻器RCcrankcaseheater曲轴箱加热器PAhighpressureswitch高压开关TtimedelayrelayforP.W.D.(0.2-0.4s)PWD延时继电器Atthermistorsinterventionalarm热敏电阻器动作报警Ccontactor2°winding2#接触器线圈CPM3protectionmodule保护模块S1solenoidvalveN.C.forunloadedstart卸载起动电磁阀（常闭）DPSdifferentialpressuresensor压差传感器PBlowpressureswitch低压开关P.W.S分线圈系统P.W.Sconnectionisusedtoreducethepeakofabsorbedcurrentwhenthecompressorstarts.IncaseofP.W.S.startingthecompressorisprovidedofdoublewinding.Everywindinghasastarconnectionandsuppliesthe50%oftheoverallmotorpower.Whenthecompressorstartsonlythefirstwindingisenergized.Thepeakofabsorbedcurrentisaboutthe65%ofthelockedrotorcurrent(LRAshownonthenumberplateofthecompressor).Afteraprearrangedperiodoftime(0,2-0,4s)alsothesecondwindingisenergized.Sotherecouldbetwocases:1.ifthecompressorisequippedwithabypassvalveforunloadedstarttherearenotfurtherpeakofabsorbedcurrent.Afterasmalltransienttheabsorbedcurrentwillbedeterminedbytheworkingconditions.2.ifthecompressorisnotequippedbythebypassvalvefortheunloadedstart,itispossiblethatthefirstwindingisnotabletorotatetherotor.Inthiscasetherearethesameconditionsofthedirectonlinestart.Whenthesecondwindingissuppliedtheabsorbedcurrentwillbeaboutthelockedrotorcurrent(LRAshownonthenumberplateofthecompressor).分线圈系统连接（PWS）用于减少压缩机起动时吸收电流的峰值。对于PWS起动，压缩机配置了双线圈。每个线圈为星（Y）型连接并提供电机总功率的50%。压缩机起动时，只