HD 22.2 S2 A5-1992 AMD 5 Rubber Insulated Cables o

34045830040b293H~~1992-05-26RUIdeStasiart35-81050BruxellesT~I.:(+322)sîQ.es.71-F~X:(+322)sts.es.1sIssue1TeIoton2062210087-CENCEL-TX172210097HD22.2S2fA5May1992I1Rubberinsulatedcablesofratedvoltagesuptoandincluding450/750VPart2:TestmethodsConducteursetcâblesisolesaucaoutchouc,detensionassigneeauplusegaleà450/750VOeuxiemepartie:Methodesd'essaisRO:IEC245-2:1980IsolierteStarkstromleitungenmiteinerIsolierungausGummimitNennspannungenbis450/750VTeil2:PrüfverfahrenRelatedtaOirective:731231EECThisamendmentconsistsofthefollowing:-TitlePage-TextpreparedbyCENELECtechnicalcommitteeTC20dateofratification:1992-03-24dateofannouncement:1993-01-01dateoflatestpublication:1993-07-01dateofwithdrawal:1993-07-01LISTOFNATIONALSTANDARDSISGIVENOVERLEAFHARMONIZEDNATIONALSTANDARDS3QOi.1583O040630THO22.252:1992/A5:1992AT:BE:CH:DE:OK:ES:SP(UNE21-027-2(Mûd.5)1991FI:FR:Gil:GR:IE:IS:Ir:LU:NL:NO:PT:SE:NOSNostandardSPStandardinpreparationNRStandardunderrevisionHARMûNIZATIONDOCUMENTaY'DOCUMENTD'HARMONISATIONHARMONISIERUNGSDOKUMENT-E34045830040633LHD22.2S21A5May1992UDC621.315.211.2.027.475.001.4Descriptors:seeHO22.2S2:1992ENGLISHVERSIONRubberinsulatedcablesofratedvoltagesuptoandincluding450J750VPart2:TestmethodsConducteursetcâblesisolesIsolierteStarkstromleitungenaucaoutchouc,detensionmiteinerIsolierungausGummiassignéeaupluségaleà4501750VmitNennspannungenbis450/750VDeuxièmepartie:MéthodesTeil2:Prüfverfahrend'essaisThisamendmentmodifiestheHarmonizationDocumentHO22.2S2:1992.ItwasapprovedbyCENELECon1992-03-24.CENELECmembersareboundtocomplywiththeCEN/CENELECInernalRegulationswhichstipulatetheconditionsforimplementationofthisamendmentonanationallevel.Up-to-datelistsandbibliographicalreferencesconcerningnationalimplementationmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENELECmember.Thisamendmentexistsinthreeofficialversions(English,FrenchandGerman).CENELECmembersarethenationalelectrotechnicalcommitteesofAustria,Belgium,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.CENELECEuropeanCommitteeforElectrotechnicalStandardizationComitéEuropéendeNormalisationElectrotechniqueEuropaischesKomiteefürElektrotechnischeNormungCentralSecretariat:ruedeStassart35,8-1050Brussels01992CopyrightreservedtoCENELECmembersRef.No.HO22.2S2:1992/A5:1992E340458300406323Page2HD22.2S2:1992/A5:1992FOREWORDFollowingadecisiontakenbyCENELECTechnicalCommitteeTC20,Electriccables,anamendmenttoHD22.2S2wassubmittedtotheCENELECmembersforformalvoteinNovember1991.ThetextofthedraftwasapprovedbyCENELECasamendmentA5toHD22.252on24March1992.Thefollowingdateswerefixed:-latestdateofannouncementoftheamendmentatnationallevel-latestdateofpublicationofaharmonizednationalstandard-latestdateofwithdrawalofconflictingnationalstandards(doa)1993-01-01dop)1993-07-01dow)1993-07-01HD22.2S2:1982anditsamendmentsA1:1989uptoA4:1992inclusiveweregroupedintoareprintwithreferenceHD22.2S2:1992.ForproductswhichhavecompliedwithHD22.2S2:1992before1993-07-01,asshownbythemanufacturerorbyacertificationbody,thispreviousstandardmaycontinuetoapplyforproductionuntil1994-07-01.I3404583O0406335Page3HD22.2S2:1992/A5:1992AmendmentA5toHD22.2S2insertnewClause88:TESTFORRESISTANCETOHEATOFTEXTILEBRAIDS8.1GeneralThistestappliestocompletebraidedcablesinHD22.4S2,Clause2(H03RT-FI.Thetestisdesignedtoshowthatthetextilebraidhasadequateresistancetoheat.8.2Apparatus8.2.1Electricallyheatedcabinetwithnaturalairflow.8.2.2Ablock,madeofaluminiumaccordingtoFigure5,withsmooth,flatsurfaces.SurfacefinishinaccordancewithIS01302;RoughnessclassN12;massoftestpiecem=(1000250)s.8.2.3Steelbaseplateandupright,withguiderods,accordingtoFigure5,sodesignedthatthealuminiumblockcanslidebetweentheguiderodswithoutimpedimentandthatanylateraltiltingisavoided.8.2.4Timer,forêxamplestop-watch.8.3SampleThetestsampleshallbealengthofcompletecord,approximately3OOmrnlong.8.4PreparationThetestsampleshallbestraightenedandarrangedascloselyaspossibletothemeanlongitudinalaxisofthesteel.baseplateasshowninFigure5,sothatoneendofthesampleprotrudesapproximately100mmfromtherearlead-inhole.Thealuminiumblock,inaccordancewithSub-clause8.2.2,shallthenbekeptintheheatingchamber,describedinSub-clause8.2.1,atatemperatureof(26025)OCforatleast4h.*8.5TestprocedureTakethealuminiumblockoutofthecabinetandimmediatelyplaceitonthesamplefor60(+3,-0)s.Subsequently,thealuminiumblockshallberemovedfromthesample.8.6RequirementThetestisregardedassuccessfulifthebraid,oranycomponentofthebraid,doesnotshowanymeltingorcharring.Page4HD22.2S2:1992/A5:1992W3404583O0406347adimensionsin,mholeforsteelbaseplateFig.5Assembledtestapparatus