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IS/IEC 60034-1 (2004): Rotating electrical machines, Part ...

Disclosure to Promote the Right To InformationWhereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. ! $ ' + - Satyanarayan Gangaram Pitroda Invent a New India Using Knowledge 0 1 ' 5 Jawaharlal Nehru Step Out From the Old to the New 1 + , 1 + Mazdoor Kisan Shakti Sangathan The Right to Information, The Right to Live !

breakdown torque (of an a.c. motor) the maximum steady-state asynchronous torque which the motor develops without an abrupt drop in speed, when the motor is supplied at the rated voltage and frequency This definition does not apply to motors with torques that continually decrease with increase in speed, 3.16 pull-out torque (of a synchronous motor)

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Transcription of IS/IEC 60034-1 (2004): Rotating electrical machines, Part ...

1 Disclosure to Promote the Right To InformationWhereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. ! $ ' + - Satyanarayan Gangaram Pitroda Invent a New India Using Knowledge 0 1 ' 5 Jawaharlal Nehru Step Out From the Old to the New 1 + , 1 + Mazdoor Kisan Shakti Sangathan The Right to Information, The Right to Live !

2 > 0 B Bhart hari N ti atakam Knowledge is such a treasure which cannot be stolen Invent a New India Using Knowledge IS/IEC 60034-1 (2004): Rotating electrical machines, Part1: Rating and performance [ETD 15: Rotating Machinery]lS/lEC60034-1 ,/ -@BIS2007 BUREAUOFINDIANSTANDARDSMANAKBHAVAN,9 BAHADURSHAHZAFARMARGNEWDELHI110002 October2007 PdceGroup15 RotatingMachinerySectionalCommittee,ET15 NATIONALFOREWORDThisIndianStandard(Part1 )whichisidenticalwithIEC60034-1:2004 Rotatingelectricalmachines Part1:Ratingandperformance issuedbytheInternationalElectrotechnical Commission(lEC) ,however, :a)Whereverthewords InternationalStandard appearreferringtothisstandard,theyshould bereadas IndianStandard.

3 B)Comma(,)hasbeenusedasadecimalmarker,wh ileinIndianStandards,thecurrentpractiGei stouseapoint(,) , ,whicharetobesubstitutedintheirrespectiv eplaces,arelistedbelowalongwiththeirdegr eeofequivalencefortheeditionsindicated:I nternationalStandardCorrespondingIndianS tandardIEC60034-5:2001 Rotatingelectricalmachines Part5:Degreesofprotectionprovidedbythein tegraldesignofrotatingelectricalmachines (IPcode) ClassificationIEC60034-8:2002 Rotatingelectricalmachines Part8:Terminalmarkingsanddirectionofrota tionIEC60034-15:1995 Rotatingelectricalmachines Part15 :2002 IECS tandardvoltagesIEC60060-1:1989 High-voltagetesttechniques Part1:Generaldefinitionsandtestrequireme ntsIEC60072(allparts)Dimensionsandoutput seriesforrotatingelectricalmachinesIEC60 279 :2001 Householdandsimilarelectricalappliances Safety Part1:GeneralrequirementsIS4691:1985 Degreesofprotectionprovidedbyenclosurefo rrotatingelectricalmachinery(firstrevisi on)IS4728:1975 Terminalmarkingsanddirectionofrotationfo rrotatingelectricalmachinery(firstrevkjo n,)IS14222 :1988 Voltagebandsforelectricalinstallationsin cludingpreferredvoltagesandfrequencyIS20 71(Part1):1993 High-voltagetesttechniques:Part1 Generaldefinitionsandtestrequirements(se condrevision)IS8223:1999 Dimensionsandoutputseriesforrotatingelec tricalmachines(firstrevision)IS13107.

4 1991 Guideformeasurementofwindingresistanceof anacmachineduringoperationatalternatingv oltageIS302-1(1979)Safetyofhouseholdands imilarelectricalappliances:Part1 Generalrequirements(fifthrevision)Degree ofEquivalenceTechnicallyEquivalentdoIden ticalTechnicallyEquivalentIdenticalTechn icallyEquivalentdodo(Continuedonthirdcov er) Parff:Genera/IEC60027-4,Lettersymbolstob eusedinelectricaltechnology Part4:Symbolsforquantitiestobeusedforrot atingelectricalmachinesIEC60034-2,Rotati ngelectricalmachines-Part2:Methodsfordet ermininglossesandefficiencyofrotatingele ctricalmachineryfromtests(excludingmachi nesfortractionvehicles)IEC60034-3,Rotati ngelectricalmachines Part3:Specificrequirementsforturbine-typ esynchronousmachinesIEC60034-5,Rotatinge lectricalmachines-Part5:Degreesofprotect ionprovidedbytheintegraldesignofrotating electricalmachines(IPcode)-Classificatio nIEC60034-6,Rotatingelectricalmachines Part6:Methodsofcooling(ICcode)IEC60034-8 ,Rotatingelectricalmachines-Part8:rotati onIEC60034-12,Rotatingelectricalmachines -Part12:three-phasecageinductionmotorsTe rminalmarkingsanddirectionofStartingperf ormanceofsingie-speedIEC60034-15,Rotatin gelectricalmachines Part15 ,Rotatingelectricalmachines Part1,7:Cageinductionmotorswhenfedfromco nverters Applicationguide1 lS/lEC60034-1:2004 IEC60034-18(allparts), ,IECstandardvoltagesIEC60050(411).

5 1996,InternationalElectrotechnicalVocabu lary(IEV)-Chapter411:RotatingmachinasIEC 60060-1,High-voltagetesttechniques-Part1 :GeneraldefinitionsandtestrequirementsIE C60072(allparts),Dimensionsandoutputseri asforrotatinge/ecfrica/machinasIEC60204- 1,Safetyofmachinery-Electricalequipmento fmachines- Part1:GeneralrequirementsIEC60204-11,Saf etyofmachinery-Electricalaquipmentofmach inas Safety Part1:GeneralrequirementsIEC60445,Basica ndsafetyprinciplesforman-machineinterfac a,markingandidentification-Identificatio nofequipmentterminalsandofterminationsof certaindesignatedconductors,includinggen eralrulesforanalphanumericsystemIEC60971 , ,Markingofelectricalequipmentwithratings relatedtoelectricalsupply SafetyrequirementsIEC61986,Rotatingelect ricalmachines Equivalentloadingandsuper-positiontechni ques-Indirecttestingtodetarminetemperatu reriseIEC62114,Electricalinsulationsyste ms ThermalclassificationCISPR11,/ndustria/, scientificandmadical(KM)

6 Radio-frequencyequipment-Electromagnetic disturbancecharacteristics-Limitsandmeth odsofmeasurementClSPR14,Electromagneticc ompatibility-Requirementsforhouseholdapp liances,electrictoolsandsimilarapparatus ClSPR16,Specificationforradiodisturbance andimmunitymeasuringapparatusandmethods2 lS/lEC60034-1:20043 TermsanddefinitionsForthepurposesofthisd ocument,thedefinitionsinIEC60050(411) , , ,theterm agreement means agreementbetweenthemanufacturerandpurcha ser . ,generallybyamanufacturer,foraspecifiedo peratin~onditionofamachine[IEV411-51-23] NOTET heratedvoltageorvoltagerangeistheratedvo ltageorvoltagerangebetweenlinesattheterm inek% [IEV411-51-24] , [IEV411-51-01] (operation)thestateofamachinerotatingwit hzerooutputpowef(butunderotherwisenormal operatingconditions)[IEV411-51-02,modifi ed] [IEV411-51-10] [IEV411-51-11]NOTET hisconceptsppliestopower, torque ,current, speed,etc.

7 IWEC60034- [IEV411-51-03] (s)towhichthestarting,electricbraking,no -loadandrestdurationsandsequenceintime[I EV411-51-06] ,including,ifapplicable,andde-energizedp eriods,andincludingtheiracontinuous,shor t-timeorperiodicduty,comprisingoneormore loadsremainingconstantforthedurationspec ified,oranon-periodicdutyinwhichgenerall yloadandspeedvarywithinthepermissibleope ratingrange[IEV411-51-13] ,includingstartingandelectricbraking,and thedurationofthedutycycle,expressedasape rcentage[IEV411-51-09] [IEV411-48-06] , ,overallangularpositionsofitsrotor,atrat edvoitageandfrequency[IEV411-48-16] ( )thesmalleststeady-stateasynchronoustorq uewhichthemotordevelopsbetweenzerospeeda ndthespeedwhichcorrespondstothebreakdown torque , ,harmonicsynchronoustorques,whicharea,fu nctionofrotorloadangla, , lS/lEC60034-1 ( )themaximumsteady-stateasynchronoustorqu ewhichthemotordevelopswithoutanabruptdro pinspeed,whenthemotorissuppliedattherate dvoltageandfrequencyThisdefinitiondoesno tapplytomotorswithtorquesthatcontinually decreasewithincreaseinspeed, (ofasynchronousmotor)

8 Themaximumtorquewhichthesynchronousmotor developsatsynchronousspeedwithratedvolta ge, ,whichmaybecontinuouslyreplacedormayitse lfbecooledbyasecondarycoolantinaheatexch anger[IEV411-44-01] ,liquidorgas,bymeansofwhichheatistransfe rred[IEV411-44-02] ,liquidorgas,which,beingatalowertemperat urethanapartofamachineandincontactwithit ,removesheatfromthatpart[IEV411-44-03] ,liquidorgas,which,beingatalowertemperat urethantheprimarycoolant,removestheheatg ivenupbythisprimarycoolantbymeansofaheat exchangerorthroughtheexternalsurfaceofth emachine[IEV411-44-04] (innercooled)windinglawindingmainlycoole dbycoolantflowingindirectcontactwiththec ooledpartthroughhollowconductors,tubes,d uctsorchannelswhich,regardlessoftheirori entation,formanintegralpartofthewindingi nsidethemaininsulation[IEV411-44-08] [IEV411-44-09]1)Inall~a~a~when indirect or direct isnotstated, IWEC60034- (integral)oftheproductsofthemasselements ofabodyandthesquaresof(heirdistances(rad ii) [IEV411-51-08]NOTET hermalequilibriummaybedeterminedfromthet ime-temperatureriseplotwhenthestraightli nesbetweenpointsatthebeginningandendvftw vsucc~$$iverea$ ,replacingseveralindividualtimeconstants , [IEV411-39-06] (meanvalueintegratedoveroneperiod)atrate dconditions.

9 Km=Irms, (meanvalueintegratedoveroneperiod) rnin%=2xIavNOTEF orsmallvaluesofcurrentripple,theripplafa ctormaybeapproximatedbythefollowingexpre ssion:I Imln~=m~Imm+IminTheaboveexpressionmaybeu sedasanapproximationiftheresultingcalcul atedvalueofqiisequaltoorlessthan0, lS/lEC60034-1 [IEV411-53-01] [IEV411-53-02] :a)numerically,wheretheloaddoesnotvaryor whereitvariesinaknownmanner;b)asatimeseq uencegraphofthevariablequantities;c) , , (JM)ortherelativethermallifeexpectancy(T -L), ,themanufacturershallassumethatdutytypeS 1(continuousrunningduty)applies. 1,1,I !IWEC60034- , ~rIiKeyPloadP electricallosses0temperatureElmaxmaximum temperatureattained1timaFigure1-Continuo usrunningduty-DutytypeS18 Short-timedutyOperationatconstantloadfor agiventime,lessthanthatrequiredtoreachth ermalequilibrium,followedbya timede-energizedandatrestofsufficientdur ationtore-establishmachinetemperatureswi thin2 K ofthecoolanttemperature, ,followedbyanindicationofthedurationofth eduty, $It1t~It!

10 I!I:111I11:ttl+-- tKeyPloadP electricallosses(3temperatureemaxmaximum temperatureattainedftimeAIPoperationtime atconstantloadFigure2-Short-timeduty-Dut ytypeS2 lS/lEC60034-1:2004, ,eachincludingatimeofoperationatconstant loadandatimede-energizedandatrest, thisduty, , :S325%PKeyPP lS/lEC60034-1 ,eachcycleconsistingofastartingtime,atim eofoperationatconstantload,atimeofelectr icbrakingandatimede-energizedandatrest, ,followedbythecyclicdurationfactor,themo mentofinertiaofthemotor(JM)andthemomento finertiaoftheload(Je.), :S525%~M=0,15kgxI?12 Jext=0,7kgxm2 IKeyPloadTctimeofoneloadcycleP electricallossesAtDstarting/accelerating time0temperatureAtpoperationtimeatconsta ntloademaxmaximumtemperatureattainedAtFt imeofelectricbrakingftimeAIRtimede-energ izedandatraatCyclicdurationfactor=(AtD+A rP+AtF) lS/lEC60034-1 , , , :!)


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