1、IECIEC60794-1-216Edition1.02025-04INTERNATIONALSTANDARDNORMEINTERNATIONALEOpticalfibrecables-Part1-216:Genericspecification-Basicopticalcabletestprocedures-Environmentaltestmethods-Compoundflow(drip),MethodF16Cablesafibresoptiques-Partie1-216:Specificationgenerique-Proceduresfondamentalesd,essaisdes
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15、erminologiquesenanglaisetenfranais,ainsiqueIestermesequivalentsdans25Ianguesadditionnelles.EgalementappeleVocabulaireElectrotechniqueInternational(IEV)enIigne.IEC60794-1-216Edition1.02025-04INTERNATIONALSTANDARDNORMEINTERNATIONALEOpticalfibrecables-Part1-216:Genericspecification-Basicopticalcabletes
16、tprocedures-Environmentaltestmethods-Compoundflow(drip),MethodF16Cablesafibresoptiques-Partie1-216:Specificationgenerique-ProceduresTondamentalesd,essaisdescablesoptiques-Methodesd,essaisd,environnement-Ecoulement(egouttement)desmateriauxderemplissage,methodeF16INTERNATIONALELECTROTECHNICALCOMMISSIO
17、NCOMMISSIONELECTROTECHNIQUEINTERNATIONALEICS33.180.10ISBN978-2-8327-0371-7Warning!Makesurethatyouobtainedthispublicationfromanauthorizeddistributor.Attention!Veuillezvousassurerquevousavezobtenucettepublicationviaundistributeuragree.RegisteredtrademarkoftheInternationalElectrotechnicalCommissionMarq
18、uedeposeedeIaCommissionElectrotechniqueInternationaleCONTENTSFOREWORD3INTRODUCTION51 Scope62 Normativereferences63 Termsanddefinitions64 Generalrequirements65 Sample65.1 Numberandtypeofsamples65.2 Samplelength75.3 Samplepreparation75.4 Sampletermination86 Apparatus87 Procedure88 Requirements99 Detai
19、lstobespecified910 Detailstobereported9Figure1-Preparationofthesample7Table1-Valuesandtolerancesforthelengthofsample7InternationalelectrotechnicalcommissionOPTICALFIBRECABLES-Part1-216:Genericspecification-Basicopticalcabletestprocedures-Environmentaltestmethods-Compoundflow(drip),MethodF16FOREWORD1
20、) TheInternationalElectrotechnicalCommission(IEC)isaworldwideorganizationforstandardizationcomprisingallnationalelectrotechnicalcommittees(IECNationalCommittees).TheobjectofIECistopromoteinternationalco-operationonallquestionsconcerningstandardizationintheelectricalandelectronicfields.Tothisendandin
21、additiontootheractivities,IECpublishesInternationalStandards,TechnicalSpecifications,TechnicalReports,PubliclyAvailableSpecifications(PAS)andGuides(hereafterreferredtoasIECPubIication(三).Theirpreparationisentrustedtotechnicalcommittees;anyIECNationalCommitteeinterestedinthesubjectdealtwithmaypartici
22、pateinthispreparatorywork.International,governmentalandnon-governmentalorganizationsliaisingwiththeIECalsoparticipateinthispreparation.IECcollaboratescloselywiththeInternationalOrganizationforStandardization(ISO)inaccordancewithconditionsdeterminedbyagreementbetweenthetwoorganizations.2) Theformalde
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27、andmembersofitstechnicalcommitteesandIECNationalCommitteesforanypersonalinjury,propertydamageorotherdamageofanynaturewhatsoever,whetherdirectorindirect,orforcosts(includinglegalfees)andexpensesarisingoutofthepublication,useof,orrelianceupon,thisIECPublicationoranyotherIECPublications.8) Attentionisd
28、rawntotheNormativereferencescitedinthispublication.Useofthereferencedpublicationsisindispensableforthecorrectapplicationofthispublication.9) IECdrawsattentiontothepossibilitythattheimplementationofthisdocumentmayinvolvetheuseof（八）patent(三).IECtakesnopositionconcerningtheevidence,validityorapplicabil
29、ityofanyclaimedpatentrightsinrespectthereof.Asofthedateofpublicationofthisdocument,IEChadnotreceivednoticeof（八）patent(三),whichmayberequiredtoimplementthisdocument.However,implementersarecautionedthatthismaynotrepresentthelatestinformation,whichmaybeobtainedfromthepatentdatabaseavailableathttps:/pate
30、nts.iec.ch.IECshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.IEC60794-1-216hasbeenpreparedbysubcommittee86A:Fibresandcables,ofIECtechnicalcommittee86:Fibreoptics.ItisanInternationalStandard.ThisdocumentpartiallycancelsandreplacesthesecondeditionofIEC60794-1-22:2017.Thiseditionconsti
31、tutesatechnicalrevision.ThiseditionincludesthefollowingsignificanttechnicalchangeswithrespecttoIEC60794-1-22:2017:a)AdditionofnewClause10.ThetextofthisInternationalStandardisbasedonthefollowingdocuments:DraftReportonvoting86A2544FDIS86A2555RVDFullinformationonthevotingforitsapprovalcanbefoundinthere
32、portonvotingindicatedintheabovetable.ThelanguageusedforthedevelopmentofthisInternationalStandardisEnglish.ThisdocumentwasdraftedinaccordancewithISO/IECDirectives,Part2,anddevelopedinaccordancewithISO/IECDirectives,Part1andISO/IECDirectives,IECSupplement,availableatwww.iec.ch/members_experts/refdocs.
33、ThemaindocumenttypesdevelopedbyIECaredescribedingreaterdetailatwww.iec.ch/publications.AlistofallpartsintheIEC60794series,publishedunderthegeneraltitleOpticalfibrecables,canbefoundontheIECwebsite.Thecommitteehasdecidedthatthecontentsofthisdocumentwillremainunchangeduntilthestabilitydateindicatedonth
34、eIECwebsiteunderwebstore.iec.chinthedatarelatedtothespecificdocument.Atthisdate,thedocumentW川be reconfirmed, withdrawn,or revised.IntroductionThisdocumentcancelsandreplacesMethodF16ofIEC60794-1-22:2017,whichwillbewithdrawn.Itincludesaneditorialrevision,basedonthenewstructureandnumberingsystemforopti
35、calfibrecabletestmethods.Additionally,technicalchangeswereimplemented.TheenvironmentaltestscontainedinIEC60794-1-22:2017willbeindividuallynumberedintheIEC60794-1-2xxseries.Eachtestmethodisnowconsideredtobeanindividualdocumentratherthanpartofamulti-testmethodcompendium.Fullcross-referencedetailsaregi
36、veninIEC60794-1-2.ThenumberingofthistestmethodcontinuestheF-seriesnumberingsequenceofIEC60794-1-22:2017.OPTICALFIBRECABLES-Part1-216:Genericspecification-Basicopticalcabletestprocedures-Environmentaltestmethods-Compoundflow(drip),MethodF161 ScopeThispartofIEC60794definestestprocedurestoensurethefill
37、ingandfloodingcompoundswillnotflowfromafilledorfloodedfibreopticcable,atstatedtemperatures.NOTETheenvironmentaltestingofopticalcablewouldbevaluableforsomeapplications.UsefulinformationaboutsuitabletestmethodscanbefoundintheopticalfibrestandardsIEC60794-1-2.2 NormativereferencesThefollowingdocumentsa
38、rereferredtointhetextinsuchawaythatsomeoralloftheircontentconstitutesrequirementsofthisdocument.Fordatedreferences,onlytheeditioncitedapplies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamendments)applies.IEC60794-1-2,Opticalfibrecables-Part1-2:Genericspecification-Basic
39、opticalcabletestprocedures-Generalguidance3 TermsanddefinitionsForthepurposesofthisdocument,thetermsanddefinitionsgivenin60794-1-2apply.ISOandIECmaintainterminologydatabasesforuseinstandardizationatthefollowingaddresses: IECElectropedia:availableathttps:/www.electropedia.org/ ISOOnlinebrowsingplatfo
40、rm:availableathttps:/www.iso.org/obp4 GeneralrequirementsIEC60794-1-2isthereferenceguidetotestmethodsofalltypes.5 Sample5.1 NumberandtypeofsamplesUnlessotherwisespecifiedinthedetailspecification,preparetwocablesamplesfortestingfromeachcablesampletobeevaluated.Eachcablesampleshallberepresentativeofth
41、ecabletypespecifiedbythedetailspecification.5.2 SamplelengthUnlessotherwisespecifiedinthedetailspecification,eachsampleshallbe200mm5mminlength.5.3 SamplepreparationPrepareeachcablesampleasfollows,makinganymodificationsasrequiredin5.4.a) Removea100mm2,5mmsectionoftheoutersheathingmaterialfromoneend.b
42、) Removeallcableelements(e.g.armour,screens,innersheaths,helicallyappliedstrengthelements,waterblockingtapes,othercorewraps,etc.),leavingonlythebuffertubesandfillersusedtomaintaincableroundnessforalengthof80mm2,5mmfromthesamecableend.Donotdisturbtheremainderofthecable(e.g.thefinalbuffertubeswhichcon
43、taintheopticalfibresorfillersusedforroundness).Unlessotherwisestated,thesampleshouldbepreparedasshowninFigure1andTable1-I1l2V.G.IECKey1removeoutersheathingmaterialI2removeallremainingnon-intrinsiccableelements3samplelengthFigure1-PreparationofthesampleTable1-ValuesandtolerancesforthelengthofsampleZ1
44、2l3Length(mm)10080200Tolerance(mm)2,52,55c) Removelooselyadheredquantitiesoffillingorfloodingmaterialdisturbedin5.3a)or5.3b)butensurethatthesampleremainsessentiallycoatedbythefillingorfloodingmaterial(i.e.donotwipeclean).d) Forcabledesignscontainingcomponentssuchasfibrebundlesorribbonswhichmightmove
45、undertheirownweightduringthetest,securesuchcomponentsattheunpreparedendofthesampleinamannerwhichdoesnotdisturbtheremainderofthesample.Suchcomponentscanbesecuredbyclamps,epoxyplugsorothermeansmeetingtheobjectivesoftheprocedure.e) Whenpermittedbythedetailspecification,theupperendsofbuffertubesorlooset
46、ubesmaybesealedtosimulatelonglengthcablesections.5.4SampleterminationIfallowedbythedetailspecification,terminatethelowerendofthecablesampleaccordingtothemanufacturersrecommendationsforterminatingthecableinactualuse.Partsofitem5.3procedurecanbeaffectedbythistermination,buttheobjectiveofitem5.3istobef
47、ollowed.6 ApparatusThefollowingapparatusandequipmentarerequiredtoperformthistest.a) ChamberAtemperaturechamberlargeenoughtoholdthesamplesinaverticalposition,withsufficientthermalcapacitytomaintainthespecifiedtemperaturesforthedurationofthetest.Ifthetemperaturechamberisofacirculatingairtype,theairsha
48、llnotblowdirectlyonthetestsamples.Thechambershallbecapableofoperatingtowithin3ofthespecifiedtesttemperature.Itisnecessarytoinstallarrangementsinsidethechambertohangthesample.Inordertoavoidtheconcentrationofthermalenergyatthepointofconnectiontothesample,itisnecessarytouseclampsthataredesignedtonotcausethermalconcentration.b) ContainerAnon-hygroscopiccontainertocatchdrippingmaterial,c)Analyticalbalance7 ProcedureThefollowingstepsshallbetaken.a) Pr
