约克离心机控制线路图(原版)

PRODUCTDRAWINGYORKINTERNATIONALCORPORATIONP.O.Box1592,York,PA17405CONTRACTOR_______________________PURCHASER____________________________________________ORDERNO.__________________________JOBNAME_______________________________________________YORKCONTRACTNO._________________LOCATION_______________________________________________YORKORDERNO.____________________ENGINEER______________________________________________REFERENCEDATE________APPROVALDATE________CONSTRUCTIONDATE_________Supersedes:160.52-PW1(1297)Form160.52-PW1(698)WIRINGDIAGRAM,MILLENNIUMMODELYK(STYLED)LIQUIDCHILLERSMICROCOMPUTERCONTROLCENTERWITHELECTRO-MECHANICALSTARTERJOBDATA:CHILLERMODELNO.YK________________________________________________________NO.OFUNITS_____________COMPRESSORMOTOR______________VOLTS,3-PHASE,_____________HzOILPUMPMOTOR_____________VOLTS,3-PHASE,_____________Hz,_____________FLAREMARKS:2YORKINTERNATIONALELEMENTARYDIAGRAMREV.035-15977(REV.A)3AYORKINTERNATIONALYORKINTERNATIONALYORKINTERNATIONAL310FORM160.52-PW1FORM160.52-PW1WIRINGFOR230VAND460VUNITSLD03128LD03134FORM160.52-PW1YORKINTERNATIONAL943BYORKINTERNATIONALYORKINTERNATIONALFORM160.52-PW1ELEMENTARYDIAGRAM(Cont’d)TIMINGDIAGRAMLD03130LD03129LD031335YORKINTERNATIONALFORM160.52-PW1NOTES:1.Thiswiringdiagramdescribesthestandardelectroniccontrolschemeforusewithanelectromechanicalstarter.Fordetailsofstandardmodifications,refertoProductForm160.49-PW13.2.FieldwiringtobeinaccordancewiththeNationalElec-tricalCodeaswellasallotherapplicablecodesandspecifications.SeeProductForm160.49-PW10forfieldwiringconnections.3.Numbersalongtheleftsideofdiagramarelineidentifica-tionnumbers.Thenumbersalongtherightsideindicatethelinenumberlocationofrelaycontacts.Anunderlinedcontactlocationsignifiesanormallyclosedcontact.4.MaincontrolpanelClass1fieldwiringterminalconnec-tionpointsareindicatedbynumberswithinarectangle,i.e.15.Maincontrolpanelfactorywiringterminalcon-nectionpointsareindicatedbynumberswithinatriangle,i.e.5.Componentterminalmarkingsareindicatedbynumberswithinacircle,i.e.C1.Numbersadjacenttocircuitlinesarethecircuitidentificationnumbers.5.Tocycleunitonandoffautomaticallywithcontactsotherthanthoseshown,installacyclingdevicebetweenter-minals1&13(line37)(seenote9).Ifacyclingdeviceisinstalled,jumpermustberemovedbetweenterminals1&13.6.Compressormotorstarterwithstarterinterlockcontacts(rated0.5to1.0amp@24voltsA.C.)mustbeperForm160.45-PA5.1.Controlpanelshallbegrounded.7.UnitsinstalledinCanadamusthaveafieldsuppliedCSAapproved30Ampdisconnectswitchanda20Ampdualelementfusemountedexternaltocontrolpanelfor115voltcontrolsupply.8.Tostopunitandnotpermitittostartagain,installastopdevicebetweenterminals1&8(Line33)(seenote9).Aremotestart-stopswitchmaybeconnectedtotermi-nals1,7&8(Lines32&33)(seenote9).Remotestart-stopswitch(Line32)isoperativeonlyinthe“re-mote”operatingmode.9.Devicecontactratingtobe5milliamperes@[e-mail]roperlyphasedL1,L2&L3correspondingtophasesequenceA,B&C.13.Tocheckmotorrotationoninitialstart-up,installmo-mentaryswitchbetweenterminals24&25(line41).Depressstartswitch.Afterapprox.30seconds,jogmo-torwithmomentaryswitch.Whenproperrotationisob-tained,replacemomentaryswitchwithjumper.Switchmusthaveaminimumcontactratingof2FLA.,10LRAat115VoltsA.C.14.Motoroverload(CM)issettotripat105%FLA.Duringmomentarypowerinterruption(powerfault),contactopensfor1second.15.Forhighandlowvoltageunits,thefactorysuppliedjumperbetween1&53mustberemovedwhenelec-tromechanicalstarteroverloadsand/orsafetydevicesareused.Forhighvoltage(2300-4160)ULandCULapprovedunitsonly,electromechanicalcompressormotorstarteroverloads(normallyclosed)mustbecon-nectedbetween1&53.16.Contactratingis5Ampsresistive@250VoltsA.C.&30VoltsD.C.,2Ampinductive(.4PF)@250VoltsA.C.&30VoltsD.C.17.Each115VACfield-connectedinductiveload:i.e.relaycoil,motorstartercoil,etc.,shallhaveatransientsup-pressorwiredinparallelwithitscoil,physicallylocatedatthecoil.Sparetransientsuppressorsandcontrolcir-cuitfusesaresuppliedinabagattachedtothetopofthehingedpanel.LEGENDLD031316YORKINTERNATIONALCONNECTIONDIAGRAMYORKINTERNATIONAL7(CONTINUEDONPAGES8&9)FORM160.52-PW1LD03132CONNECTIONDIAGRAM(Cont’d)8YORKINTERNATIONALFORM160.52-PW1YORKINTERNATIONAL943BYORKINTERNATIONALYORKINTERNATIONALFORM160.52-PW1ELEMENTARYDIAGRAM(Cont’d)TIMINGDIAGRAMLD03130LD03129LD031333AYORKINTERNATIONALYORKINTERNATIONALYORKINTERNATIONAL310FORM160.52-PW1FORM160.52-PW1WIRINGFOR230VAND460VUNITSLD03128LD03134OILPUMPMOTOROILPUMPFUSINGFULLMAXIMUMVOLTS-PH-HZLOADDUALELEMENTAMPSFUSESIZE230-3-606.715460-3-603.357.5575-3-602.65YORKINTERNATIONAL11FORM160.52-PW1WIRINGFOR346VAND600VUNITSLD03135ProudSponsorofthe1998U.S.OlympicTeam36USC380P.O.Box1592,York,PennsylvaniaUSA17405-1592Subjecttochangewithoutnotice.PrintedinUSACopyright©byYorkInternationalCorporation1997ALLRIGHTSRESERVEDForm160.52-PW1(698)Supersedes:160.52-PW1(1297)LD02609*Functionprovidedbycondensertransducer.**Seeoperator’smanualforadetaileddescriptionoflowoilpressure