1、NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 60814 Deuximedition Secondedition 199708 IsolantsliquidesCartonsetpapiers imprgnsdhuile Dterminationdelateneureneaupartitrage coulomtriquedeKarlFischerautomatique InsulatingliquidsOilimpregnatedpaper andpressboard Determinationofwaterbyautomatic co
2、ulometricKarlFischertitration Numroderfrence Referencenumber CEI/IEC60814:1997Numrosdespublications Depuisle1erjanvier1997,lespublicationsdelaCEI sontnumrotespartirde60000 Publicationsconsolides Lesversionsconsolidesdecertainespublicationsde laCEIincorporantlesamendementssontdisponibles. Parexemple,
3、lesnumrosddition1.0,1.1et1.2 indiquentrespectivementlapublicationdebase,la publicationdebaseincorporantlamendement1,etla publicationdebaseincorporantlesamendements1 et2. Validitdelaprsentepublication LecontenutechniquedespublicationsdelaCEIest constammentrevuparlaCEIafinquilreflteltat actueldelatech
4、nique. Desrenseignementsrelatifsladatede reconfirmationdelapublicationsontdisponiblesdans leCataloguedelaCEI. Lesrenseignementsrelatifscesrvisions,ltablis sementdesditionsrvisesetauxamendements peuventtreobtenusauprsdesComitsnationauxde laCEIetdanslesdocumentscidessous: BulletindelaCEI AnnuairedelaC
5、EI Accsenligne* CataloguedespublicationsdelaCEI Publiannuellementetmisjourrgulirement (Accsenligne)* Terminologie,symbolesgraphiques etlittraux Encequiconcernelaterminologiegnrale,lelecteur sereporteralaCEI60050: VocabulaireElectro techniqueInternational (VEI). Pourlessymbolesgraphiques,lessymbolesl
6、ittraux etlessignesdusagegnralapprouvsparlaCEI,le lecteurconsulteralaCEI60027: Symboleslittraux utiliserenlectrotechnique,laCEI60417:Symboles graphiquesutilisablessurlematriel.Index,relevet compilationdesfeuillesindividuelles, etlaCEI60617: Symbolesgraphiquespourschmas. PublicationsdelaCEItabliespar
7、 lemmecomitdtudes Lattentiondulecteurestattiresurleslistesfigurant lafindecettepublication,quinumrentles publicationsdelaCEIprparesparlecomit dtudesquiatablilaprsentepublication. * Voiradressesitewebsurlapagedetitre. Numbering Asfromthe1stJanuary1997allIECpublicationsare issuedwithadesignationinthe6
8、0000series. Consolidatedpublications ConsolidatedversionsofsomeIECpublications includingamendmentsareavailable.Forexample, editionnumbers1.0,1.1and1.2refer,respectively,to thebasepublication,thebasepublication incorporatingamendment1andthebasepublication incorporatingamendments1and2. Validityofthisp
9、ublication ThetechnicalcontentofIECpublicationsiskeptunder constantreviewbytheIEC,thusensuringthatthe contentreflectscurrenttechnology. Informationrelatingtothedateofthereconfirmationof thepublicationisavailableintheIECcatalogue. Informationontherevisionwork,theissueofrevised editionsandamendmentsma
10、ybeobtainedfrom IEC NationalCommitteesandfromthefollowing IECsources: IECBulletin IECYearbook Onlineaccess* CatalogueofIECpublications Publishedyearlywithregularupdates (Onlineaccess)* Terminology,graphicalandletter symbols Forgeneralterminology,readersarereferredto IEC60050:InternationalElectrotech
11、nicalVocabulary (IEV). Forgraphicalsymbols,andlettersymbolsandsigns approvedbytheIECforgeneraluse,readersare referredtopublicationsIEC60027: Lettersymbolsto beusedinelectricaltechnology ,IEC60417: Graphical symbolsforuseonequipment.Index,surveyand compilationofthesinglesheets andIEC60617: Graphicals
12、ymbolsfordiagrams. IECpublicationspreparedbythesame technicalcommittee Theattentionofreadersisdrawntotheendpagesof thispublicationwhichlisttheIECpublicationsissued bythetechnicalcommitteewhichhaspreparedthe presentpublication. * Seewebsiteaddressontitlepage.NORME INTERNATIONALE CEI IEC INTERNATIONAL
13、 STANDARD 60814 Deuximedition Secondedition 199708 IsolantsliquidesCartonsetpapiers imprgnsdhuile Dterminationdelateneureneaupartitrage coulomtriquedeKarlFischerautomatique InsulatingliquidsOilimpregnatedpaper andpressboard Determinationofwaterbyautomatic coulometricKarlFischertitration CommissionEl
14、ectrotechniqueInternationale InternationalElectrotechnicalCommission Pourprix,voircatalogueenvigueur Forprice,seecurrentcatalogue IEC1997Droitsdereproductionrservs Copyrightallrightsreserved Aucunepartiedecettepublicationnepeuttrereproduiteni utilisesous quelqueformequecesoitetparaucun procd,lectron
15、iqueoumcanique,ycomprislaphoto copieetlesmicrofilms,sanslaccordcritdelditeur. Nopartofthispublicationmaybereproducedorut ilizedin anyformorbyanymeans,electronicormechanical, includingphotocopyingandmicrofilm,withoutpermissionin writingfromthepublisher. InternationalElectrotechnicalCommission 3,ruede
16、VarembGeneva,Switzerland Telefax:+41229190300 email:inmailiec.ch IECwebsitehttp:/www.iec.ch CODEPRIX PRICECODE S2 60814CEI:1997 SOMMAIRE Pages AVANTPROPOS. . 4 Articles 1Gnralits. 6 1.1Domaine dapplication.6 1.2Rfrences normatives. 6 2 Titragedirectpourlesliquidesfaibleviscosit 6 2.1Champ dapplicati
17、on 6 2.2Ractions chimiques.8 2.3Appareillage. . 8 2.4 Ractifsetproduitsauxiliaires 1 2 2.5 Prparationdelappareil .1 2 2.6Mthodes dchantillonnage 12 2.7Mode opratoire 14 2.8 Calculdesrsultats. 14 2.9Rapport . 14 2.10 Fidlit. 16 3 Mthodedentranementparvaporationpourlesliquidesforteviscosit . 16 3.1 Ch
18、ampdapplication1 6 3.2 Esquissedelamthode 1 6 3.3 Appareillageetractifs. . 16 3.4Mode opratoire 18 3.5 Calculdelateneureneau 1 8 3.6Rapport . 18 4 Dterminationdelateneureneaudanslespapiersetcartonsimprgnsdhuile 20 4.1Champ dapplication 20 4.2 Dterminationdeleauparextractionpralableaumthanol. 20 4.3
19、Dosagepartitragedirect.2 2 4.4 Mthodedentranementparvaporation . 24 Figures 1 Schmadeprincipeduntitrimtreautomatique. 28 2 Ensembledetitrageappropri . 30 3 Schmadeprincipeduntitrimtreautomatiqueetdelunitdvaporationparentranement . 32 4 Evaporateurenverreavecchauffage 34 5 Flacondemthanoletampouledex
20、traction 36 AnnexeAMthodedeprlvementdepapiersetcartonsimprgnsdhuile 3860814IEC:1997 3 CONTENTS Page FOREWORD . 5 Clause 1General. 7 1.1Scope 7 1.2Normative references7 2 Directtitrationforlowviscosityliquids . . 7 2.1 Fieldofapplication . . 7 2.2Chemistry 9 2.3Apparatus 9 2.4 Reagentsandauxiliarymat
21、erials 13 2.5 Preparationoftheapparatus. 13 2.6Sampling methods1 3 2.7Procedure 15 2.8 Calculationoftheresult . 15 2.9Report. 15 2.10 Precision. 17 3 Evaporativestrippingmethodforhighviscosityliquids 17 3.1 Fieldofapplication . . 17 3.2 Outlineofthemethod 17 3.3 Apparatusandreagents 1 7 3.4Procedure
22、 19 3.5 Calculationofwatercontent 1 9 3.6Report. 19 4 Determinationofwaterinoilimpregnatedpaperandpressboard . 21 4.1 Fieldofapplication . . 21 4.2 Determinationofwaterafterpreviousextractionwithmethanol . 21 4.3 Determinationbydirecttitration. 2 3 4.4 Evaporativestrippingmethod 25 Figures 1 Blockdi
23、agramofautomatictitrator. 29 2 Suitabletitrationvesselassembly 31 3 Blockdiagramofautomatictitratorandevaporationstrippingunit 33 4 Evaporatorglassvesselwithheater. 35 5 Methanolcontainerandextractiontube . 37 AnnexAMethodforsamplingofoilimpregnatedpaperandpressboard 394 60814CEI:1997 COMMISSIONLECT
24、ROTECHNIQUEINTERNATIONALE _ ISOLANTSLIQUIDESCARTONSETPAPIERSIMPRGNSDHUILE DTERMINATIONDELATENEURENEAUPARTITRAGE COULOMTRIQUEDEKARLFISCHERAUTOMATIQUE AVANTPROPOS 1) LaCEI(CommissionElectrotechniqueInternationale)estuneorganisationmondialedenormalisationcompose delensembledescomitslectrotechniquesnati
25、onaux(ComitsnationauxdelaCEI).LaCEIapourobjetde favoriserlacooprationinternationalepourtouteslesquestionsdenormalisationdanslesdomainesde llectricitetdellectronique.Aceteffet,laCEI,entreautresactivits,publiedesNormesinternationales. Leurlaborationestconfiedescomitsdtudes,auxtravauxdesquelstoutComitn
26、ationalintressparle sujettraitpeutparticiper.Lesorganisationsinternationales,gouvernementalesetnongouvernementales,en liaisonaveclaCEI,participentgalementauxtravaux.LaCEIcollaboretroitementaveclOrganisation InternationaledeNormalisation(ISO),selondesconditionsfixesparaccordentrelesdeuxorganisations.
27、 2) LesdcisionsouaccordsofficielsdelaCEIconcernantlesquestionstechniquesreprsentent,danslamesure dupossibleunaccordinternationalsurlessujetstudis,tantdonnquelesComitsnationauxintresss sontreprsentsdanschaquecomitdtudes. 3) Lesdocumentsproduitsseprsententsouslaformederecommandationsinternationales.Il
28、ssontpublis commenormes,rapportstechniquesouguidesetagrscommetelsparlesComitsnationaux. 4) Danslebutdencouragerlunificationinternationale,lesComitsnationauxdelaCEIsengagentappliquerde faontransparente,danstoutelamesurepossible,lesNormesinternationalesdelaCEIdansleursnormes nationalesetrgionales.Tout
29、edivergenceentrelanormeCEIetlanormenationaleourgionale correspondantedoittreindiqueentermesclairsdanscettedernire. 5) LaCEInafixaucuneprocdureconcernantlemarquagecommeindicationdapprobationetsaresponsabilit nestpasengagequandunmatrielestdclarconformelunedesesnormes. 6) Lattentionestattiresurlefaitqu
30、ecertainsdeslmentsdelaprsenteNormeinternationalepeuventfaire lobjetdedroitsdepropritintellectuelleoudedroitsanalogues.LaCEInesauraittretenuepour responsabledenepasavoiridentifidetelsdroitsdepropritetdenepasavoirsignalleurexistence. LaNormeinternationaleCEI60814attablieparlecomitsdtudes10delaCEI:Flui
31、des pourapplicationslectrotechniques. CettedeuximeditiondelaCEI60814annuleetremplacelapremireditionparueen1985 dontelleconstitueunervisiontechnique. ElleannulegalementlaCEI60733,parueen1982. Letextedecettenormeestissudesdocumentssuivants: FDIS Rapportdevote 10/406/FDIS 10/422/RVD Lerapportdevoteindi
32、qudansletableaucidessusdonnetouteinformationsurlevoteayant aboutilapprobationdecettenorme. LannexeAestdonneuniquementtitredinformation.60814IEC:1997 5 INTERNATIONALELECTROTECHNICALCOMMISSION _ INSULATINGLIQUIDSOILIMPREGNATEDPAPERANDPRESSBOARD DETERMINATIONOFWATERBYAUTOMATICCOULOMETRIC KARLFISCHERTIT
33、RATION FOREWORD 1) TheIEC(InternationalElectrotechnicalCommission)isaworldwideorganizationforstandardizationcomprising allnationalelectrotechnicalcommittees(IECNationalCommittees).TheobjectoftheIECistopromote internationalcooperationonallquestionsconcerningstandardizationintheelectricalandelectronic
34、fields.To thisendandinadditiontootheractivities,theIECpublishesInternationalStandards.Theirpreparationis entrustedtotechnicalcommittees;anyIECNationalCommitteeinterestedinthesubjectdealtwithmay participateinthispreparatorywork.International,governmentalandnongovernmentalorganizationsliaising withthe
35、IECalsoparticipateinthispreparation.TheIECcollaboratescloselywiththeInternationalOrganization forStandardization(ISO)inaccordancewithconditionsdeterminedbyagreementbetweenthetwoorganizations. 2) TheformaldecisionsoragreementsoftheIEContechnicalmattersexpress,asnearlyaspossible,an internationalconsen
36、susofopinionontherelevantsubjectssinceeachtechnicalcommitteehasrepresentation fromallinterestedNationalCommittees. 3) Thedocumentsproducedhavetheformofrecommendationsforinternationaluseandarepublishedintheform ofstandards,technicalreportsorguidesandtheyareacceptedbytheNationalCommitteesinthatsense.
37、4) Inordertopromoteinternationalunification,IECNationalCommitteesundertaketoapplyIECInternational Standardstransparentlytothemaximumextentpossibleintheirnationalandregionalstandards.Any divergencebetweentheIECStandardandthecorrespondingnationalorregionalstandardshallbeclearly indicatedinthelatter. 5
38、) TheIECprovidesnomarkingproceduretoindicateitsapprovalandcannotberenderedresponsibleforany equipmentdeclaredtobeinconformitywithoneofitsstandards. 6) AttentionisdrawntothepossibilitythatsomeoftheelementsofthisInternationalStandardmaybethesubject ofpatentrights.TheIECshallnotbeheldresponsibleforiden
39、tifyinganyorallsuchpatentrights. InternationalStandardIEC60814hasbeenpreparedbyIECtechnicalcommittee10:Fluidsfor electrotechnicalapplications. ThissecondeditionofIEC60814cancelsandreplacesthefirsteditionpublishedin1985of whichitconstitutesatechnicalrevision. ItalsocancelsIEC60733,publishedin1982. Th
40、etextofthisstandardisbasedonthefollowingdocuments: FDIS Reportonvoting 10/406/FDIS 10/422/RVD Fullinformationonthevotingfortheapprovalofthisstandardcanbefoundinthereporton votingindicatedintheabovetable. AnnexAisforinformationonly.6 60814CEI:1997 ISOLANTSLIQUIDESCARTONSETPAPIERSIMPRGNSDHUILE DTERMIN
41、ATIONDELATENEURENEAUPARTITRAGE COULOMTRIQUEDEKARLFISCHERAUTOMATIQUE 1Gnralits 1.1 Domainedapplication LaprsenteNormeinternationaledcritdesmthodesdedterminationdelateneureneau desisolantsliquidesetdesisolantscellulosiquesimprgnsdhuile,parlamthodedetitrage coulomtriquedeKarlFischer. Lamthodedelarticle
42、2sappliqueauxteneurseneausuprieures2mg/kgdeliquides ayantuneviscositinfrieure100mm 2 /s40C. Lamthodedessaidelarticle3,danslaquelleleauestextraiteparcourantdazote,estla mthodeprfrentiellepourlesliquidesisolantsdeviscositsuprieure100mm 2 /s. Larticle4dcritdesmthodespourdterminerlateneureneaudespapiersetcartons imprgnsdhuile,dansunegammecompriseentre0,1%et20%enmasse. 1.2 Rfrencesnormatives Lesdocumentsnormatifssuivantscontiennentdesdispositionsqui,parsuitedela
