Weg Cfw320 User manual

Motors|Automation|Energy|Transmission&Distribution|CoatingsFrequencyInverterCFW320User’sManual

User’sManualSeries:CFW320Language:EnglishDocument:10008951923/00Models:FrameSizesA,BandCPublicationDate:04/2022

SUMMARYOFREVISIONSTheinformationbelowdescribestherevisionsmadetothismanual.VersionRevisionDescription-R00FirstEdition.!ATTENTION!Checkthefrequencyofthepowersupply.Incasethepowersupplyfrequencyisdifferentfromthefactorysetting(checkP403),itisnecessarytoset:P204=5for60Hz.P204=6for50Hz.Itisonlynecessarytosettheseparametersonce.RefertotheprogrammingmanualoftheCFW320forfurtherdetailsabouttheprogrammingofparameterP204.

CONTENTS1SAFETYNOTICES....................................................................11.1SAFETYWARNINGSINTHEMANUAL................................................................11.2SAFETYNOTICESONTHEPRODUCT................................................................11.3PRELIMINARYRECOMMENDATIONS................................................................22GENERALINFORMATION..........................................................42.1ABOUTTHEMANUAL...................................................................................42.2ABOUTTHECFW320....................................................................................42.3TERMINOLOGY..........................................................................................102.4IDENTIFICATIONLABEL................................................................................112.5RECEIVINGANDSTORAGE............................................................................113INSTALLATIONANDCONNECTION............................................123.1MECHANICALINSTALLATION.........................................................................123.1.1EnvironmentalConditions..............................................................................123.1.2PositioningandMounting..............................................................................123.1.2.1CabinetMounting......................................................................133.1.2.2SurfaceMounting......................................................................133.1.2.3DIN-RailMounting.....................................................................133.2ELECTRICALINSTALLATION...........................................................................133.2.1IdentiﬁcationofthePowerTerminalsandGroundingPoints.................................133.2.2CircuitBreakers,Fuses,GroundingandPowerCables........................................143.2.3PowerConnections......................................................................................153.2.3.1InputConnections.....................................................................173.2.3.1.1ShortCircuitCurrentRatings(SCCR).....................................173.2.3.2PowerSupplyReactance.............................................................173.2.3.3DynamicBraking.......................................................................183.2.3.4OutputConnections...................................................................193.2.4GroundingConnections.................................................................................203.2.5ControlConnections.....................................................................................203.2.6CableSeparationDistance.............................................................................223.3INSTALLATIONSACCORDINGTOEUROPEANDIRECTIVEOFELECTROMAGNETICCOMPATIBILITY..........................................................................................223.3.1ControlConnections.....................................................................................223.3.2EmissionandImmunityLevels........................................................................233.3.3CharacteristicsoftheRFIFilter......................................................................234KEYPAD(HMI)ANDBASICPROGRAMMING................................254.1USEOFTHEKEYPADTOOPERATETHEINVERTER...............................................254.2INDICATIONSONTHEHMIDISPLAY.................................................................254.3OPERATINGMODESOFTHEHMI.....................................................................255TROUBLESHOOTINGANDMAINTENANCE.................................275.1FAULTSANDALARMS..................................................................................275.2SOLUTIONFORTHEMOSTFREQUENTPROBLEMS..............................................275.3INFORMATIONNECESSARYFORCONTACTINGTECHNICALSUPPORT.......................28

CONTENTS5.4PREVENTIVEMAINTENANCE..........................................................................285.5CLEANINGINSTRUCTIONS............................................................................296ACCESSORIES.........................................................................307TECHNICALSPECIFICATIONS...................................................317.1POWERDATA.............................................................................................317.2ELECTRONICS/GENERALDATA.......................................................................327.2.1ConsideredStandards...................................................................................33

SAFETYNOTICES1SAFETYNOTICESThismanualprovidesinformationfortheproperinstallationandoperationoftheCFW320frequencyinverter.Ithasbeenwrittentobeusedbyqualiﬁedpersonnelwithsuitabletrainingortechnicalqualiﬁcationforoperatingthistypeofequipment.Thepersonnelmustfollowallthesafetyinstructionsdescribedinthismanualand/ordeﬁnedbythelocalregulations.Failuretocomplywiththesafetyinstructionsmayresultindeath,seriousinjury,andequipmentdamage.1.1SAFETYWARNINGSINTHEMANUALThefollowingsafetynoticesareusedinthemanual:!DANGER!Theproceduresrecommendedinthiswarninghavethepurposeofprotectingtheuseragainstdeath,seriousinjuriesandconsiderablematerialdamage.!DANGER!Lesprocéduresconcernéesparcetavertissementsontdestinéesàprotégerl’utilisateurcontredesdangersmortels,desblessuresetdesdétériorationsmatériellesimportantes.!ATTENTION!Theproceduresrecommendedinthiswarninghavethepurposeofavoidingmaterialdamage.✓NOTE!Theinformationmentionedinthiswarningisimportantfortheproperunderstandingandgoodoperationoftheproduct.1.2SAFETYNOTICESONTHEPRODUCTThefollowingsymbolsareattachedtotheproduct,servingassafetynotices:EHighvoltagesarepresent.Componentssensitivetoelectrostaticdischarge.Donottouchthem.Mandatoryconnectiontotheprotectiveearth(PE).Connectionoftheshieldtotheground.CFW320|1

SAFETYNOTICES1.3PRELIMINARYRECOMMENDATIONS!DANGER!Alwaysdisconnectthemainpowersupplybeforetouchinganyelectricalcomponentassociatedtotheinverter.Severalcomponentscanremainchargedwithhighvoltagesorremaininmovement(fans)evenaftertheACpowerisdisconnectedorswitchedoff.Waitatleasttenminutesafterturningofftheinputpowerforthecompletedischargeofthepowercapacitors.Alwaysconnectthegroundingpointoftheinvertertotheprotectionearth(PE).!DANGER!Débrancheztoujoursl’alimentationprincipaleavantd’entrerencontactavecunappareilélectriqueassociéauvariateur.Plusieurscomposantspeuventresterchargésàunpotentielélectriqueélevéet/ouêtreenmouvement(ventilateurs),mêmeaprèsladéconnexionoulacoupuredel’alimentationencourantalternatif.Attendezaumoins10minutesquelescondensateurssedéchargentcomplètement.Toujoursconnecterlepointdemiseàlaterreduvariateursurlamiseàlaterredeprotection(PE).!DANGER!TheXC10connectorisnotUSBcompatible,therefore,itcannotbeconnectedtoUSBports.ThisconnectoronlyservesastheinterfacebetweentheCFW320frequencyinverteranditsaccessories.!DANGER!LaXC10n’estpascompatibleUSB,parconséquent,ilnepeutpasêstreconnectésàdesportsUSB.Ceconnecteursertuniquementd’interfaceentreleCFW320variateurdefréquenceetdesesaccessoires.✓NOTE!Frequencyinvertermayinterferewithotherelectronicequipment.Inordertoreducetheseeffects,takestheprecautionsrecommendedintheChapter3INSTALLATIONANDCONNECTIONonpage12.Readtheuser’smanualcompletelybeforeinstallingoroperatingtheinverter.Donotperformanywithstandvoltagetest(hi-pottest)!Ifnecessary,contactWEG.!ATTENTION!Eletronicboardshavecomponentssensitivetoelectrostaticdischarges.Donottouchdirectlyoncomponentsorconnectors.Ifnecessary,ﬁrsttouchthegroundingpointoftheinverter,whichmustbeconnectedtotheprotectionearth(PE)oruseapropergroundingstrap.!DANGER!Thisproductwasnotdesignedtobeusedasasafetyelement.Additionalmeasuresmustbetakensoastoavoidmaterialandpersonaldamages.Theproductwasmanufacturedunderstrictqualitycontrol,however,ifinstalledinsystemswhereitsfailurecausesrisksofmaterialorpersonaldamages,additionalexternalsafetydevicesmustensureasafetyconditionincaseofaproductfailure,preventingaccidents.2|CFW320

SAFETYNOTICES!DANGER!Ceproduitn’estpasconçupourêtreutilisécommeunélémentdesécurité.Desprécautionssupplémentairesdoiventêtreprisesaﬁnd’éviterdesdommagesmatérielsoucorporels.Ceproduitaétéfabriquésousuncontrôledequalitéconséquent,maiss’ilestinstallésurdessystèmesoùsondysfonctionnemententraînedesrisquesdedommagesmatérielsoucorporels,alorsdesdispositifsdesécuritéexternessupplémentairesdoiventassurerdesconditionsdesécuritéencasdedéfaillanceduproduit,aﬁnd’éviterdesaccidents.CFW320|3

GENERALINFORMATION2GENERALINFORMATION2.1ABOUTTHEMANUALThismanualcontainsinformationfortheproperinstallationandoperationoftheinverter,comissioning,maintechnicalfeaturesandhowtoidentifythemostusualproblemsifthedifferentmodelsofinvertersoftheCFW320line.!ATTENTION!Theoperationofthisequipmentrequiresdetailedinstallationandoperationinstructionsprovidedinthequickinstallationguide,user’smanual,programmingmanualandcommunicationmanuals.Theguidesareprovidedinprintwiththeirrespectiveaccessory,orcanbeobtainedatWEGwebsite-www.weg.net.AprintedcopyoftheﬁlescanberequestedatyourlocalWEGdealer.✓NOTE!ItisnottheintentionofthismanualtopresentallthepossibilitiesfortheapplicationoftheCFW320,aswellasWEGcannottakeanyliabilityfortheuseoftheCFW320whichisnotbasedonthismanual.Partoftheﬁguresandtablesareavailableintheannexes,whicharedividedintoAPPENDIXA-FIGURESonpage34forﬁguresandAPPENDIXB-TECHNICALSPECIFICATIONSonpage45fortechnicalspeciﬁcations.Forfurtherinformation,refertotheprogrammingmanual.2.2ABOUTTHECFW320TheCFW320frequencyinverterisahigh-performanceproductwhichallowsspeedandtorquecontrolofthree-phaseinductionmotors.Thisproductprovidestheuserwiththeoptionsofvector(VVW)orscalar(V/f)control,bothprogrammableaccordingtotheapplication.Inthevectormode(VVW),theoperationisoptimizedforthemotorinuse,obtainingabetterperformanceintermsofspeedregulation.Thescalarmode(V/f)isrecommendedforsimplerapplications,suchastheactivationofmostpumpsandfans.Insuchcasesitispossibletoreducethelossesinthemotorandtheinverterusingthe“V/fQuadratic”,whichresultsinenergysavings.TheV/fmodeisusedwhenmorethanamotorisactivatedbyaninvertersimultaneously(multimotorapplications).ThefrequencyinverterCFW320alsohasfunctionsofPLC(ProgrammableLogicController)bymeansoftheSoftPLC(integrated)feature.ThemaincomponentsoftheCFW320canbeviewedintheblocksdiagramsofFigure2.1onpage5,forframesizeA220V,Figure2.2onpage6forframesizeA110V,Figure2.3onpage7forframesizeB220V,Figure2.4onpage8forframesizeA380-480VandFigure2.5onpage9forframesizesBandC380-480V.4|CFW320

GENERALINFORMATION3RFIFilter1S/L2/N(+UD)1R/L1/L(-UD)2T/L3PowersupplyPESingle-phase/three-phaserectiﬁerPre-chargeDCLinkcapacitorbankRshInverterwithIGBTtransistorsU/T1V/T2W/T3Motor3∼

PEPowerControl3HMI(remote)SourcesforelectronicsandinterfacesbetweenpowerandcontrolControlboardwith16bitsCPUHMI4Digitalinputs(DI1toDI4)4Analoginput(AI1)3RS-4853Interfaces(RS-232,RS-485,USB,CANopen,DeviceNet,ProﬁbusDP,BluetoothorEthernet)3Analogoutputs(AO1/AO2)4DigitaloutputDO1(RL1)3FlashMemoryModuleSoftwareWPSPC1DCpowersupplyconnectionavailableforspeciﬁcmodelsonly.2Three-phasepowersupplyconnectionavailableforspeciﬁcmodelsonly.3Availableasaccessory.4Inputs/Outputsavailableonstandardproduct.ThenumberofInputs/OutputscanbeexpandedbyusinganI/Oexpansionmoduleaccessory.Figure2.1:BlockdiagramofCFW320forframesizeA220VCFW320|5

GENERALINFORMATION1RFIFilterL2/NL1/LPowersupplyPESingle-phaserectiﬁerPre-chargeDCLinkcapacitorbankRshInverterwithIGBTtransistorsU/T1V/T2W/T3Motor3∼

PEPowerControl1HMI(remote)SourcesforelectronicsandinterfacesbetweenpowerandcontrolControlboardwith16bitsCPUHMI2Digitalinputs(DI1toDI4)2Analoginput(AI1)1RS-4851Interfaces(RS-232,RS-485,USB,CANopen,DeviceNet,ProﬁbusDP,BluetoothorEthernet)1Analogoutputs(AO1/AO2)2DigitaloutputDO1(RL1)1FlashMemoryModuleSoftwareWPSPC1Availableasaccessory.2Inputs/Outputsavailableonstandardproduct.ThenumberofInputs/OutputscanbeexpandedbyusinganI/Oexpansionmoduleaccessory.Figure2.2:BlockdiagramofCFW320forframesizeA110V6|CFW320

GENERALINFORMATION4+BR4BR1-UD1+UD52RFIFilterS/L2/NR/L1/LT/L3PowerSuplyPEThree-phaserectiﬁerPre-chargeDCLinkcapacitorbankRshInverterwithIGBTtransistorsU/T1V/T2W/T3Motor3∼

PEPowerControl2HMI(remote)Controlboardwith16bitsCPUSourcesforelectronicsandinterfacesbetweenpowerandcontrolHMISoftwareWPSPC3Digitalinputs(DI1toDI4)3Analoginput(AI1)2RS-4852Interfaces(RS-232,RS-485,USB,CANopen,DeviceNet,ProﬁbusDP,BluetoothorEthernet)2Analogoutputs(AO1/AO2)3DigitaloutputDO1(RL1)1DCpowersupplyconnection.2Availableasaccessory.3Inputs/Outputsavailableonstandardproduct.ThenumberofInputs/OutputscanbeexpandedbyusinganI/Oexpansionmoduleaccessory.4Breakingresistorconnection.5BreakingIGBTavailableonlyon‘DB’models.2FlashMemoryModuleFigure2.3:BlockdiagramofCFW320forframesizeB220VCFW320|7

GENERALINFORMATION1RFIFilterS/L2R/L1T/L3PowersupplyPEThree-phaserectiﬁerPre-chargeDCLinkcapacitorbankRshInverterwithIGBTtransistorsU/T1V/T2W/T3Motor3∼

PEPowerControl1HMI(remote)SourcesforelectronicsandinterfacesbetweenpowerandcontrolControlboardwith16bitsCPUHMI2Digitalinputs(DI1toDI4)2Analogoutput(AI1)1RS-4851Interfaces(RS-232,RS-485,USB,CANopen,DeviceNet,ProﬁbusDP,BluetoothorEthernet)1Analogoutputs(AO1/AO2)2DigitaloutputDO1(RL1)1FlashMemoryModuleSoftwareWPSPC1Availableasaccessory.2Inputs/Outputsavailableonstandardproduct.ThenumberofInputs/OutputscanbeexpandedbyusinganI/Oexpansionmoduleaccessory.Figure2.4:BlockdiagramofCFW320forframesizeA380-480V8|CFW320

GENERALINFORMATION4+BR4BR1-UD1+UD52RFIFilterS/L2R/L1T/L3PowerSuplyPEThree-phaserectiﬁerPre-chargeDCLinkcapacitorbankRshInverterwithIGBTtransistorsU/T1V/T2W/T3Motor3∼

GENERALINFORMATION2.3TERMINOLOGYTable2.1:TerminologyoftheCFW320invertersModelidentiﬁcationProductandSeriesFrameSizeRatedCurrentPhaseNumberRatedVoltageBrakeDegreeofProtectionSpecialHardwareSpecialSoftwareE.g.:CFW320A01P6S2NB20------

Availableoptions

CFW320RefertoTable2.2onpage10Blank=standardNB=withoutdynamicbrakingSx=specialsoftwareDB=withdynamicbrakingBlank=standard20=IP20Hx=specialhardwareTable2.2:AvailableoptionsforeachﬁeldofthenomenclatureaccordingtotheratedcurrentandvoltageoftheinverterFrameSizeRatedCurrentNºofPhasesRatedVoltageBrake01P6=1.6A02P6=2.6A04P2=4.2A06P0=6.0A1=110...127Vac01P6=1.6A02P6=2.6A04P2=4.2A06P0=6.0A07P3=7.3AS=single-phasepowersupply01P6=1.6A02P6=2.6A04P2=4.2A06P0=6.0A07P3=7.3AT=three-phasepowersupply2=200...240Vac01P6=1.6A02P6=2.6A04P2=4.2A06P0=6.0AA07P3=7.3AD=DCpowersupply3=280...340VdcNB10P0=10.0AB=single-phaseorthree-phasepowersupplyorDCpowersupplyB15P2=15.2AT=three-phasepowersupplyorDCpowersupply2=200...240Vacor280...340VdcDB01P1=1.1A01P8=1.8A02P6=2.6A03P5=3.5AA04P8=4.8AT=three-phasepowersupply4=380...480Vac06P5=6.5AB08P2=8.2A10P0=10.0A12P0=12.0AC15P0=15.0A01P1=1.1ANB01P8=1.8A02P6=2.6A03P5=3.5A04P8=4.8A06P5=6.5AB08P2=8.2A10P0=10.0A12P0=12.0AC15P0=15.0AT=three-phasepowersupplyorDCpowersupply4=380...480Vacor513...650VdcDB10|CFW320

GENERALINFORMATION✓NOTE!200VLine:Modelswithpowersupplyof110to127Vac,200to240Vacor280to340Vdc(S1,S2,B2,T2orD3).400VLine:Modelswithpowersupplyof380to480Vacor513to650Vdc(T4)2.4IDENTIFICATIONLABELTheidentiﬁcationlabelislocatedonthesideoftheinverter.Forfurtherdetailsonpositioningthelabel,refertoFigureA2onpage35.12345678(a)SidelabeloftheCFW320200VLine123456789101112(b)SidelabeloftheCFW320400VLine(1)Model(Inverterintelligentcode).(2)WEGstockitem.(3)Productionorder.(4)Ratedinputdata(voltage,currentandfrequency).(5)Certiﬁcations.(6)Serialnumber.(7)Manufacturingdate(14correspondstotheweekandRtotheyear).(8)Ratedoutputdata(voltage,currentandfrequency).(9)Inputcurrentforvoltagerange1(*).(10)Inputcurrentforvoltagerange2(**).(11)Outputcurrentforvoltagerange1(*).(12)Outputcurrentforvoltagerange2(**).(*)VoltageRange1:Ratedcurrentsspeciﬁedformainspowersupplyvoltagesof380-400-415Vac(513-540-560Vdc).(**)VoltageRange2:Ratedcurrentsspeciﬁedformainspowersupplyvoltagesof440-460-480Vac(594-621-650Vdc).Forfurtherdetails,refertoTableB1onpage45andTableB4onpage51,andalsotheCFW320programmingmanual.Figure2.6:(a)and(b)DescriptionoftheCFW320identiﬁcationlabel2.5RECEIVINGANDSTORAGETheCFW320issuppliedpackedinacardboardbox.Thereisanidentiﬁcationlabelafﬁxedtotheoutsideofthepackage,identicaltotheoneafﬁxedtothesideoftheinverter.Verifywhether:TheCFW320identiﬁcationlabelcorrespondstothepurchasedmodel.Anydamageoccurredduringtransportation.Reportanydamageimmediatelytothecarrier.IftheCFW320isnotinstalledsoon,storeitinacleananddrylocation(temperaturebetween-25°Cand60°C(-13°Fand140°F)),withacovertopreventdustaccumulationinsideit.!ATTENTION!Whentheinverterisstoredforalongperiod,itbecomesnecessarytoperformthecapacitorreforming.RefertotheprocedurerecommendedinSection5.4PREVENTIVEMAINTENANCEonpage28ofthismanual.CFW320|11

INSTALLATIONANDCONNECTION3INSTALLATIONANDCONNECTION3.1MECHANICALINSTALLATION3.1.1EnvironmentalConditionsAvoid:Directexposuretosunlight,rain,highhumidityorsea-air.Inﬂammableorcorrosivegasesorliquids.Excessivevibration.Dust,metallicparticlesoroilmist.Environmentconditionspermittedfortheoperationoftheinverter:Temperaturearoundtheinverter:0°C(32°F)uptotheratedtemperatureindicatedinTableB4onpage51:200VLine:from0°Cto50°C(32°Fto122°F).400VLine:from0°Cto40°C(32°Fto104°F).Fortemperaturessurroundingtheinverterhigherthanthespeciﬁcationsabove,itisnecessarytoapplya2%currentderatingforeachdegreeCelsius(1.1%foreachdegreeFahrenheit),limitedtoanincreaseof10°C(18°F).Airrelativehumidity:5%to95%non-condensing.Maximumaltitude:upto1000m(3.300ft)-ratedconditions.From1000mto4000m(3.300ftto13.200ft)-1%ofcurrentderatingforeach100m(330ft)above1000m(3.300ft)ofaltitude.From2000mto4000m(6.600ftto13.200ft)abovesealevel-maximumvoltagederating(127V/240V/480V,accordingtothemodel,asindicatedinTableB1onpage45)of1.1%foreach100m(330ft)above2000m(6.600ft).Pollutiondegree:2(accordingtoEN50178andUL61800-5-1),withnon-conductivepollution.Condensationmustnotoriginateconductionthroughtheaccumulatedresidues.3.1.2PositioningandMountingTheexternaldimensionsandﬁxingholes,likewisetheinverternetweight(mass)areshowninFigureA6onpage38.Mounttheinverterintheuprightpositiononaﬂatandverticalsurface.AllowtheminimumclearancesindicatedinFigureA7onpage40,inordertoallowthecirculationofthecoolingair.Donotinstallheatsensitivecomponentsrightabovetheinverter.!ATTENTION!InordertocomplywithULstandard,useacabinetwithminimumdimensionsof150%largerthantheproductdimensionsshowninFigureA6onpage38(theresultingclearancespacesarroundtheinverterwillbelargerthanthoseshowninFigureA7onpage40).Formoredetails,refertoItem3.2.3.1.1ShortCircuitCurrentRatings(SCCR)onpage17andtotheTableB3onpage49.Wheninstallingtwoormoreinvertersvertically,respecttheminimumclearanceA+B(asshowninFigureA7onpage40)andprovideanairdeﬂectingplatesothattheheatrisingupfromthelowerinverterdoesnotaffectthetopinverter.Provideindependentcondultsforthephysicalseparationofsignal,controlandpowercables(refertoSection3.2ELECTRICALINSTALLATIONonpage13).12|CFW320

INSTALLATIONANDCONNECTION3.1.2.1CabinetMountingForinvertersinstalledinsidecabinetsormetallicboxes,provideproperexhaustionsothatthetemperatureremainswithintheallowedrange.RefertothedissipatedpowersinTableB4onpage51.Asareference,Table3.1onpage13showstheairﬂowofratedventilationforeachmodel.CoolingMethod:internalfanwithairﬂowupwards.Table3.1:AirﬂowofinternalfanModelCFMI/sm3/minA17.08.020.48BC40.419.091.153.1.2.2SurfaceMountingFigureA6onpage38ilustratestheCFW320installationprocedureforsurfacemounting.3.1.2.3DIN-RailMountingTheCFW320invertercanalsobemounteddirectlyona35mm-rail,inaccordancewithDINEN50.022.Forfurtherdetails,refertoFigureA7onpage40.3.2ELECTRICALINSTALLATION!DANGER!Thefollowinginformationismerelyaguideforproperinstallation.Complywithapplicablelocalregulationsforelectricalinstallations.MakesuretheACpowersupplyisdisconnectedbeforestartingtheinstallation.TheCFW320mustnotbeusedasanemergencystopdevice.Provideotherdevicesforthatpurpose.!DANGER!Lesinformationssuivantesconstituentuniquementunguidepouruneinstallationcorrecte.Respectezlesréglementationslocalesenvigueurpourlesinstallationsélectriques.Vériﬁezquel’alimentationsecteurCAestdébranchéeavantdecommencerl’installation.LeCFW320nedevrapasêtreutilisécommeundispositifd’arrêtd’urgence.Utilisezdesdispositifsadditionnelsappropriésdanscebut.!ATTENTION!Integralsolidstateshortcircuitprotectiondoesnotprovidebranchcircuitprotection.Branchcircuitprotectionmustbeprovidedinaccordancewithapplicablelocalcodes.3.2.1IdentiﬁcationofthePowerTerminalsandGroundingPointsThepowerterminalscanbeofdifferentsizesandconﬁgurations,dependingonthemodeloftheinverter,accordingtoFigureA8onpage41.Thelocationofthepower,groundingandcontrolconnectionsareshowninFigureA8onpage41.Descriptionofthepowerterminals:L/L1,N/L2,L3(R,SandT):powersupplyconnection.U,VandW:connectionforthemotor.CFW320|13

INSTALLATIONANDCONNECTION-UD:negativepoleoftheDCpowersupply.+UD:positivepoleoftheDCpowersupply.+BR,BR:connectionofthebrakingresistor(availableforDBmodels).PE:groundingconnection.ThemaximumtighteningtorqueofthepowerterminalsandgroundingpointsmustbecheckedinFigureA8onpage41.!DANGER!ObservethecorrectDCpowersupplyconnection,polarityandterminalpositions.!DANGER!Observerlabonneconnexiondel’alimentationencourantcontinu,lapolaritéetl’emplacementdesbornes.3.2.2CircuitBreakers,Fuses,GroundingandPowerCables!ATTENTION!Usepropercablelugsforthepowerandgroundingconnectioncables.RefertoTableB1onpage45forrecommendedwiring,andTableB2onpage47andTableB3onpage49forrecommendedcircuitbreakersandfuses.Keepsensitiveequipmentandwiringataminimumdistanceof0.25m(9.85in)fromtheinverterandfromthecablesconnectingtheinvertertothemotor.!ATTENTION!ResidualCurrentDevide(RCD):Whenusedintheinvertersupply,itmusthaveapick-upcurrentof300mA.Dependingontheinstallationconditions,suchasmotorcablelengthandtype,multi-motordrive,etc.,theRCDinterruptermaytrip.Checkwiththemanufacturerthemostsuitabletypeforoperationwithinverters.✓NOTE!ThewiregaugeslistedinTableB1onpage45areguidingvalues.Installationconditionsandthemaximumpermittedvoltagedropmustbeconsideredfortheproperwiringsizing.Forproperprotection,usefusesorcircuitbrakersintheinverterpowersupplysidewithcurrentnotabovethevaluesindicatedinTableB2onpage47orTableB3onpage49.Forfurtherdetails,refertotheItem3.2.3.1.1ShortCircuitCurrentRatings(SCCR)onpage17.14|CFW320