IS/IEC 60947-1 (2007): Low-voltage switchgear and ...

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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 60947-1 (2007): Low-voltage switchgear andcontrolgear, Part 1: General rules [ETD 7: Low VoltageSwitchgear and Controlgear]lS/lEC60947-1:2004[Supersedi ngIS13947(Pert1):1993]W?T#k7mFm-dRm% (a-?f% lS/lEC60947-1 , , , (SCPD).. , , , , , , (EMC).. lS/lEC60947-1:2004 AnnexA(informative) (informative) (normative) (informative) (informative) (informative) (informative) (informative) (informative) (normative) ,..151 AnnexM(normative) (normative) (informative) (informative) Testequipmentforflexiontest( )..103 Figure2-GaugesofformAandformB( ).. ( ).. ( )..105 Figure5-Diagramofthetestcircuitforthever ificationofmakingandbreakingcapacitiesof athree-poleequipment( ).)

3 LO6 Figure6 Diagramofthetestcircuitfortheverificatio nofmakingandbreakingcapacitiesofafour-po leequipment( )..lo7 Figure7-Schematicillustrationoftherecove ryvoltageacrosscontactsofthefirstphaseto clearunderidealconditions( ,iteme))..lo8 Figure8a- ( ).. ( )..ll2 Figure11-Diagramofthetestcircuitfortheve rificationofshort-circuitmakingandbreaki ngcapacitiesofathree-poleequipment( )..ll3 Figure12-Diagramofthetestcircuitfortheve rificationofshort-circuitmakingandbreaki ngcapacitiesofafour-poleequipment( )..ll4 IWIEC60947-1:2004 Figure13-Exampleofshort-circuitmakingand breakingtestrecordinthecaseofasingle-pol eequipmentonsingle-phasea,c,( ).. ( )..116 Figure15-Determinationoftheprospectivebr eakingcurrentwhenthefirstcalibrationofth etestcircuithasbeenmadeatacurrentlowerth antheratedbreakin~capacity(set? ,itemb))..ll7 Figure16-Actuatortestforce( , ).

4 Screwless.~ ,l Standardcross-sectionsofroundcoppercondu ctorsandapproximaterelationshipbetweenmm 2andAWG/kcmilsizes( )..90 Table2 Temperature-riselimitsofterminais( , )..90 Table3-Temperature-riselimitsofaccessibl eparts( ,4)..91 Table4 Tighteningtorquesfortheverificationofthe mechaniqaistrengthofscrew-typeterminals( see8, , )..92 CTable5 Testvaluesforflexionandpull-outtestsforr oundcopperconductors( )..93 Table6 Testvaluesforpull-outtestforflatcopperco nductors(see8, )..93 Table7 Maximumconductorcross-sectionsandcorresp ondinggauges( )..94 Table8 Tolerancesontestquantities( ,itema))..94 Table9-Testcopperconductorsfortestcurren tsupto400 Ainclusive*( )..95 Table10-Testcopperconductorsfortestcurre ntsabove4(IOAandupto800 Ainclusive*( )..95 Tabie11-Testcopperbarsfortestcurrentsabo ve400 Aandupto3150 Ainclusive( ).. [S/1EC60947-1 , ( ,itema)).]

5 100 Table17-Limitsofactuatortestforceforgive ntypesofactuator( )..100 Table20-Testvaluesforconduitpull-outtest ( )..lOOTable21-Testvaluesforconduitbendin gtest( )..101 Table22-Testvaluesforconduit~orquetest( )..101 Table23-TestsforEMC-Immunity( ).. Correspondencebetweenthenominalvoltageof thesupplysystemandtheequipmentratedimpul sewithstandvoltage, lS/lEC60947-1:2004 Low-VoltageSwitchgearandControlgearSecti onalCommittee,ETD07 NATIONALFOREWORDThisIndianStandard(Part1 )whichisidenticalwithIEC60947-1:2004 Low-voltageswitchgearandcontrolgear Part1:GeneraIrules issuedbytheInternationalElectrotechnical Commission(lEC) (Part1):1993 Specificationforlow-voltageswitchgearand controlgear:Part1 Generalrules . ,however, :a)Whereverthewords InternationalStandard appearreferringtothisstandard,theyshould bereadas IndianStandard .b)Comma(,)hasbeenusedasadecimalmarker,w hileinIndianStandards,thecurrentpractice istouseapoint(.

6 , ,whicharetobesubstitutedintheirrespectiv eplaces,arelistedbelowalongwiththeirdegr eeofequivalencefortheeditionsindicated:I nternationalStandardCorrespondingIndianS tandardIEC60050(151)(2001)InternationalE lectrotechnicalVocabulary(IEV) Chapter151:ElectricalandmagneticdevicesI EC60050(441)(1984)InternationalElectrote chnicalVocabulary(IEV) Chapter441: switchgear ,controlgearandfuse sIEC60050(604)(1987)InternationalElectro technicalVocabulary(IEV) Chapter604:Generation,transmissionanddis tributionofelectricity OperationIEC60060-1(1989)High-voltagetes ttechniques Part1:Generaldefinitionsandtestrequireme ntsIEC60071-1(1993)Insulationco-ordinati on Part1:Definitions,principlesandruleslEC6 0085(1984)Thermalevaluationandclassifica tionofelectricalinsulationIS1885(Part74) :1979 Electrotechnicalvocabulary:Part74 ElectricalandmagneticdevicesIS1885(Part1 7):1979 Electrotechnicalvocabulary:Part17 Switchgearandcontrolgear(firstrevision)I S1885(Part69):1979 Electrotechnicalvocabulary:Part69 Generation,transmissionanddistributionof electricity OperationIS2071(Part1):1993 High-voltagetesttechniques:Part1 Generaldefinitionsandtestrequirements(se condrevision)IS2165(Part1):1977 Insulationco- ordination :Part1 Phase-to-earthinsulationco-ordinationpri nciplesandrules(secondrevision)IS1271:19 85 Thermalevaluationandclassificationofelec tricalinsulation(firstrevision)DegreeofE quivalenceTechnicallyEquivalentdodododod ov mISIIEC60947-1.

7 2004 InternationalStandardIEC60112(2003)Metho dforthedeterminationoftheproofandthecomp arativetrackingindicesofsolidinsulatingm aterialsIEC60216(2001)Guideforthedetermi nationofthermalendurancepropertiesofelec tricalinsulatingmaterialsIEC60269-1(1998 )Low-voltagefuses Part1:Generalrequirements[EC60269-2(1986 )Low-voltagefuses Part2:Supplementaryrequirementsforfusesf ~rusebyauthorizedpersons(fusesmainlyfori ndustrialapplication)IEC60439-1(1999)Low -voltageswitchgearandcontrolgearassembli es Part1:Type-testedandpartiallytype-tested assembliesIEC60445(1999)Basicandsafetypr inciplesforman-machineinterface,markinga ndidentification Identificationofequipmentterminalsandoft erminationsofcertaindesignatedconductors ,includinggeneralrulesforanalphanumerics ystemIEC60529(1989)Degreesofprotectionpr ovidedbyenclosures(IPcode)IEC60617-7(200 1)GraphicalsymbolsfordiagramsIEC60664-1( 1992)Insulationco-ordinationforequipment withinlow-voltagesystems Part1:Principles,requirementsandtestsIEC 60695-2-2(1991)Firehazardtesting Part2:Testmethods Section2:Needle-flametestIEC60947-5-1(19 97)Low-voltageswitchgearandcontrolgear Part5:Controlcircuitdevicesandswitchinge lements Section1:Electromechanicalcontrolcircuit devicesCorrespondingIndianStandardIS2824 .]

8 1975 Methodfordeterminingthecomparativetracki ngindexofsolidinsulatingmaterialsundermo istconditionsIS8504(Part1):1994 Guideforthedeterminationofthermalenduran cepropertiesofelectricalinsulatingmateri als:Part1 Generalguidelinesforageingproceduresande valuationoftestresults(firstrevision)IS1 3703(Part1):1993 Low-voltagefusesforvoltagesnotexceeding1 000 Vacor1500 Vdc:Part1 GeneralrequirementsIS13703(Part2/See1):1 993 Low-voltagefusesforvoltagesnotexceeding1 000 Vacor1500 Vdc:Part2 Fusesforusebyauthorizedpersons,Section1 SupplementaryrequirementsIS8623(Part1):1 993 Specificationforlow-voltageswitchgearand controlgearassemblies:Part1 Requirementsfortype-testedandpartiallyty pe-testedassemblies(firstrevision)IS1135 3:1985 Guideforuniformsystemofmarkingandidentif icationofconductorsandapparatusterminals IS12063:1987 Classificationofdegreesofprotectionprovi dedbyenclosuresofelectricalequipmentIS12 032(Part7):1987 Graphicalsymbolsfordiagramsinthefieldofe lectrotechnology:Part7 switchgear ,controlgearandprotectivedevic esIS15382(Part1):20031)Insulationcoordin ationforequipmentwithinlow-voltagesystem s:Part1 Principles,requirementsandtestsIS11000(P art2/See2):1984 Firehazardtesting:Part2 Testmethods,Section2 Needle-flametestlS/lEC60947-5-1:20032)Lo w-voltageswitchgearandcontrolgear:Part5 Controlcircuitdevicesandswitchingelement s,Section1controlcircuitdevicesElectrome chanicalDegreeofEquivalenceTechnicallyEq uivalentdodoIdenticalTechnicallyEquivale ntdododoIdenticalTechnicallyEquivalentId entical )ThisstandardisidenticaltoIEC60664-1(200 2).

9 2)ThisstandardisidenticaltoIEC60947-5-1( 2003).vi InternationalStandardIEC61000-3-2(2000)E lectromagneticcompatibility(EMC) Part3:Limits Section2:Limitsforharmoniccurrentemissio ns(equipmentinputcurrents16 Aperphase)IEC61000-3-3(1994)Electromagne ticcompatibility(EMC) Part3:Limits Section3:Limitationofvoltagefluctuations andflickerinlow-voltagesupplysystemsfore quipmentwithratedcurrents16 AIEC61000-4-2(1995)Electromagneticcompat ibility(EMC) Part4:Testingandmeasurementtechniques Section2:Electrostaticdischargeimmunityt estIEC61000-4-3(2002)Electromagneticcomp atibility(EMC) Part4:Testingandmeasurementtechniques Section3:Radiated,radio-frequency,electr omagneticfieldimmunitytestIEC61000-4-4(1 995)Electromagneticcompatibility(EMC) Part4:Testingandmeasurementtechniques Section4:Electricalfasttransient/burstim munitytestCISPR11(2003)Industrial,scient ificandmedical(ISM)radio-frequencyequipm ent Electromagneticdisturbancecharacteristic s LimitsandmethodsofmeasurementlS/lEC60947 -1:2004 CorrespondingIndianStandardDegreeofEquiv alenceIS14700(Part3/See2):1999 TechnicallyElectromagneticcompatibility( EMC):EquivalentPart3 Limits,Section2 Limitsforharmoniccurrentemissions(equipm entinputcurrents16 Aperphase)IS14700(Part3/See3):1999 IdenticalElectromagneticcompatibility(EM C):Part3 Limits,Section3 Limitationofvoltagefluctuationsandflicke rinlow-voltagesupplysystemsforequipmentw ithratedcurrent<16 AIS14700(Part4/See2):1999doElectromagnet iccompatibility(EMC):Part4 Testingandmeasurementtechniques,Section, 2 ElectrostaticdischargeimmunitytestIS1470 0(Part4/See3):2005doElectromagneticcompa tibility(EMC).

10 Part4 Testingandmeasurementtechniques,Section3 Radiated,radio-frequency,electromagnetic fieldimmunitytestIS14700(Part4/See4):199 9doElectromagneticcompatibility(EMC):Par t4 Testingandmeasurementtechniques,Section4 Electricalfasttransient/burstimmunitytes tIS6873(Part4):1999 LimitsandTechnicallymethodsofmeasurement ofradioEquivalentdisturbancecharacterist ics:Part4 Industrial,scientificandmedical(ISM)radi o-frequencyequipment(firstrevision)Thete chnicalcommitteeresponsiblefortheprepara tionofthisstandardhasreviewedtheprovisio nsofthefollowingInternationalStandardref erredinthisadoptedstandardandhasdecidedt hattheyareacceptableforuseinconjunctionw iththisstandard:InternationalStandardIEC 60050(826)(1982)IEC60068-2-78(2001)IEC60 073(2002)IEC60364-4-44(2001)IEC60417(200 2)TitleInternationalElectrotechnicalVoca bulary(IEV) Chapter826:Electricalinstallationsofbuil dingsEnvironmentaltesting Part2-78:Tests Testcab:Dampheat,steadystateBasicandsafe typrinciplesforman-machineinterface,mark ingandidentification Codingprinciplesforindicatorsandactuator sElectricalinstallationsofbuildings Part4-44:Protectionforsafety Protectionagainstvoltagedisturbancesande lectromagneticdisturbancesGraphicalsymbo lsforuseonequipmentvii lS/lEC60947-1:2004 InternationalStandardIEC60447(1993)IEC60 695-2-10(2000)IEC60695-2-11(2000)IEC6069 5-11-10(1999)IEC60981(1989)IEC61000-4-5( 1995)IEC61000-4-6(1996)IEC6 IEC6000-4-8(1993)000-4-11(1994)IEC61000- 4-13(2002)IEC61140(2001)IEC61180(allpart s)TitleBasicandsafetyprinciplesforman-ma chineinterface(markingandidentification) ActuatingprinciplesFirehazardtesting Part2-10.