505 W2

Varispeed-501)W11INDUSTRIALUSETHYRISTORCONVERTERUNITSBeforeinitialoperation,readtheseinstructionsthoroughly,andretainforfuturereference.Whenproperlyinstalled,operatedandmaintained,thisunitwillprovidealifetimeofoptimumoperation.Itismandatorythatthepersonwhooperates,inspects,andmaintainsthisequipmentthoroughlyreadsandunderstandsthismanualandhasinhispossessionatalltime.IMPORTANT.MakenowithstandvoltagetestontheVS-505WIIbecauseitincorporatessemi-conductorelectroniccircuits..Ifinsulationresistancetestsareneccessary,makethemonlyinaccordancewiththeinstructionsgiveninthismanual.682-215TypeCDMR-W11 TypeCDMR-WIL(TypeS) (TypeL)460V,105A 460V,420ACONTENTS682-234.Donottamperwithpotentiometersofthepowerunitssincetheywerepresetatthefactorybeforeshipment.Varispeed-505W11(VS-505WII)isathyristorconverterunitforvarispeedreversibleoperationofindustrialDCmotors.ForcorrectoperationofVS-505WII,usersmustthoroughlyreadtheseinstructions.Thismanualisalsonecessaryformaintenanceandtroubleshooting,andthreforeshouldbekeptfiledforreadyreference.FordetailsonDCmotors,refertoInstructionsforIndustrialDCMotors(TOE-C435-3B).TypeCDMR-W11(TypeM)230V,260A682-227RECEIVING............3Interconnections...........4MAINTENANCE........10STORAGE..............3CautionswhenWiring......4PeriodicInspection.......10LOCATION.............3TESTRUN..............5PartsReplacement.......10INSTALLATION.........3CheckbeforeTestCautionsinReplacingWIRING................3Run....................5ControlBoard...........14ComponentArrangementNo-LoadOperation........6TroubleshootingGuide....14inVS-505WH............3Full-LoadOperation....-6SPAREPARTS..........15TerminalSizesandCarryingCurrents.........4Adjustment..............6REFERENCE............16RECEIVINGormissing.STORAGEIftheequipmentistemporarilystoredorma-chinestopsforanextendedlengthoftime,thefollowingprecautionsshouldbetaken.LOCATIONStoretheequipmentunderthefollowingcondi-tions.FreefromrainfallanddropsofwaterCleananddry(a)ControlCircuitFreefromcorrosivegasandliquidAmbienttemperature:OOCto400CWIRII4GMakewiringinreferencetotheinterconnectiondiagramfurnishedonyourorderandthefollow-ing.COMPONENTARRANGEMENTINVS-505WIIFigs.1to3showcomponentarrangementintheVS-505WII.NAMEPLATECAUTIONSINOPERA-TIONCONTROLSUPPLYVOLTAGESELECTORTAPPOWERCIRCUITBOARD(2PCB)(a)ControlCircuitFig.1TypeCDMR-WI[,-S,(460V,115A)(b)MainCircuitCONTROLCIRCUITBOARD(1PCB) THYRISTORCONNECTOR POWERCIRCUITCOOLINGBOARD(2PCB) FANMAINCIRCUITEXTERNALTERMINAL(b)MainCircuitFig.2TypeCDMR-WII,-1V[(230V,260A)THYRISTORPROTECTIVEFUSE(2FOR220VCLASS,3FOR440VCLASS)THYRISTORPROTECTIVEFUSE(2FOR220VCLASS,3FOR440VCLASS)Theequipmenthasbeenputthroughseveretestsatthefactorybeforeshipped.Afterun-packing,however,checkandseethefollowing.LessvibrationINSTALLATIONItsnameplatedatameetsyourrequirements.Ithassustainednodamagewhileintransit.Select.alocationdescribedinSTORAGEandin-Fasteningboltsandscrewsarenotloosened.stalltheequipmentbyproperprocedureinkeep-Devicesbuiltinthecabinetarenotdamagedingtheequipmentingoodworkingcondition.WIRING(Cont'd)4TERMINALSIZESANDCARRYINGCURRENTSTable1showsthesizeandthecurrentearringcapacitiesoftheterminalsofVS-505WII.Selectleadswithsufficientcurrentcarryingcapacity.RefertoCautionswhenWiring.Table1TerminalSizeandCurrentCapacityNotes-TerminalsizeotherthanlistedaboveisM4andcurrentcapacityis2Aorbelow.RuleofthumbofACmaincircuitpowercapacity1.2XFXEXI(VA)E: SupplyvoltageI: ACmaincircuitcurrentSURGEABSORBERSControlCircuit (b)PowerCircuitFig.3TypeCDMR-WII:,-L(460V,420A)INTERCONNECTIONSMakeconnectionsofVS-505WIIwithassociateunitsaccordingtotheinterconnectiondiagramseparatelyfurnished.CAUTIONSWHENWIRINGMainCircuitsUse600VPVCinsulatedwiresorcabtyrecableswiththecurrentcarryingcapacitiesofthecom-binedDCmotorforACmaincircuitterminals(U,V,W)andDCmaincircuitterminals(P,N).FieldCircuitsSignalCircuitsMAINCIRCUITEXTERNALTERMINALSUse600VPVCinsulatedwiresorcabtyrecableswiththecurrentcarryingcapacitiesofthecom-binedDCmotorforfieldpowercircuitterminals(Uo,Wo,U1,Wl)andfieldcircuitterminals(J,K). Usestrandedwiresofcross-section5.5mm2orlargerforfieldcircuitterminals(J,K).Useshieldedwiresortwistedwiresoftwistingpitches20mmorsmallerforthespeedsettingcircuitterminals(6to10),speedfeedbackter-minals(2,3),tachometercircuitterminals(50to52).Fig.4PitchofTwistedWireACMainDCMainFieldCDMR-W11CircuitCircuitCircuitCar-Car-Car-RatedRatedTer-ryingTer-ryingTer-ryingVolt-Out-minalCur-minalCur-minalCur-ageeputrentSizerentSizerentVkWAAA25M421M52535M829M83545M837M845M41290M874M890230105M886M8105180M10147M10180M422260M10213M10260420M12343M12420M425550-M12449M12.55050M841M85090M874M890M412105M88'M8105460180M10147M10180M422260M10213M102&0420M12343M12420M425550M12449M12550SeparationofSignalCablesfromMainCircuitCablesToavoidinductiveinterferencefromothercables,runtheshieldedortwistedwires(1to55)separatefrommaincircuitcables(U,V,W;Uo,WO;U1,W1;P,N;J,K)inabundleorthruaduct.CAUTIONAfterwiring,checkinterconnections.Makein-sulationresistancetestsusinga500Vmegger.ConnectVS-505WIEmaincircuitterminals(U,V,W; Uo,Wo; U1,W1