1、RAPPORTTECHNIQUETECHNICALREPORTCEIIEC1245Premire ditionFirst edition1993-10Essais de pollution artificielle surisolateurs haute tension destinsaux rseaux courant continuArtificial pollution testson high-voltage insulatorsto be used on d.c.systemsIECNumro de rfrenceReference numberCEI/IEC 1245:1993LI
2、CENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.Numros des publicationsDepuis le ter janvier 1997,les publications de la CEIsont numrotes partir de 60000.Publications consolidesLes versions consolides de certaines publications dela CEI i
3、ncorporant les amendements sont disponibles.Par exemple,les numros ddition 1.0,1.1 et 1.2indiquent respectivement la publication de base,lapublication de base incorporant lamendement 1,etla publication de base incorporant les amendements 1et 2.Validit de la prsente publicationLe contenu technique de
4、s publications de la CEI estconstamment revu par la CEI afin quil reflte ltatactuel de la technique.Des renseignements relatifs la date de re-confirmation de la publication sont disponibles dansle Catalogue de la CEI.Les renseignements relatifs des questions ltude etdes travaux en cours entrepris pa
5、r le comit techniquequi a tabli cette publication,ainsi que la liste despublications tablies,se trouvent dans les documentsci-dessous:Site web de la CEI*Catalogue des publications de la CEIPubli annuellement et mis jour rgulirement(Catalogue en ligne)*Bulletin de la CEIDisponible la fois au site web
6、 de la CEI*et comme priodique imprimTerminologie,symboles graphiqueset littrauxEn ce qui concerne la terminologie gnrale,le lecteurse reportera la CEI 60050:Vocabulaire Electro-technique International(VEI).Pour les symboles graphiques,les symboles littrauxet les signes dusage gnral approuvs par la C
7、EI,lelecteur consultera la CEI 60027:Symboles littraux utiliser en lectrotechnique,la CEI 60417:Symbolesgraphiques utilisables sur le matriel.Index,relev etcompilation des feuilles individuelles,et la CEI 60617:Symboles graphiques pour schmas.NumberingAs from 1 January 1997 all IEC publications arei
8、ssued with a designation in the 60000 series.Consolidated publicationsConsolidated versions of some IEC publicationsincluding amendments are available.For example,edition numbers 1.0,1.1 and 1.2 refer,respectively,tothe base publication,the base publication incor-porating amendment 1 and the base pu
9、blicationincorporating amendments 1 and 2.Validity of this publicationThe technical content of IEC publications is kept underconstant review by the IEC,thus ensuring that thecontent reflects current technology.Information relating to the date of the reconfirmation ofthe publication is available in t
10、he IEC catalogue.Information on the subjects under consideration andwork in progress undertaken by the technical com-mittee which has prepared this publication,as well asthe list of publications issued,is to be found at thefollowing IEC sources:IEC web site*Catalogue of IEC publicationsPublished yea
11、rly with regular updates(On-line catalogue)*IEC BulletinAvailable both at the IEC web site*andas a printed periodicalTerminology,graphical and lettersymbolsFor general terminology,readers are referred toIEC 60050:International Electrotechnical Vocabulary(IEV).For graphical symbols,and letter symbols
12、 and signsapproved by the IEC for general use,readers arereferred to publications IEC 60027:Letter symbols tobe used in electrical technology,IEC 60417:Graphicalsymbols for use on equipment.Index,survey andcompilation of the single sheets and IEC 60617:Graphical symbols for diagrams.*Voir adresse si
13、te web sur la page de titre.?*See web site address on title page.LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.RAPPORT?CEITECHNIQUE-TYPE 2?IECTECHNICAL?1245REPORT-TYPE 2Premire ditionFirst edition1993-10Essais de pollution artificiel
14、le surisolateurs haute tension destinsaux rseaux courant continuArtificial pollution testson high-voltage insulatorsto be used on d.c.systems CEI 1993 Droits de reproduction rservs Copyright all rights reservedAucune partie de cette publication ne peut tre reproduite niutilise sous quelque forme que
15、 ce soit et par aucun pro-cd,lectronique ou mcanique,y compris la photocopie etles microfilms,sans laccord crit de lditeur.No part of this publication may be reproduced or utilized inany form or by any means,electronic or mechanical,including photocopying and microfilm,without permissionin writing f
16、rom the publisher.Bureau Central de la Commission Electrotechnique Internationale 3,rue de Varemb Genve,SuisseIECCommission Electrotechnique InternationaleInternational Electrotechnical CommissionMcKtayHapoiHaa 3neKrporexHK4ecKan HoMKCCHn?CODE PRIX?PRICE CODE?vPour prix,voir catalogue en vigueurFor price,see current catalogueLICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.-2-?1245 CEI:1993SOMMAIREPagesAVANT-PROPOS?4INTRODUCTION?8Ar
