1、NORME?CEIINTERNATIONALE?I E CINTERNATIONAL?115-4-3STANDARD?OC 400203Premire ditionFirst edition1993-03Rsistances fixes utilises dansles quipements lectroniquesPartie 4:Spcification particulire-cadre:Rsistances fixes de puissance,modle radiateurNiveau dassurance HFixed resistors for usein electronic
2、equipmentPart 4:Blank detail specification:Fixed power resistors,heat-sink typesAssessment level H1ECNumro de rfrenceReference numberCEI/IEC 115-4-3:1993LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.Numros des publicationsDepuis le 1
3、er janvier 1997,les publications de la CEIsont numrotes partir de 60000.Publications consolidesLes versions consolides de certaines publications dela CEI incorporant les amendements sont disponibles.Par exemple,les numros ddition 1.0,1.1 et 1.2indiquent respectivement la publication de base,lapublic
4、ation de base incorporant lamendement 1,et lapublication de base incorporant les amendements 1et 2.Validit de la prsente publicationLe contenu technique des publications de la CEI estconstamment revu par la CEI afin quil reflte ltatactuel de la technique.Des renseignements relatifs la date dereconfi
5、rmation de la publication sont disponibles dansle Catalogue de la CEI.Les renseignements relatifs des questions ltude etdes travaux en cours entrepris par le comit techniquequi a tabli cette publication,ainsi que la liste despublications tablies,se trouvent dans les documents ci-dessous:Site web de
6、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 de la CEI*etcomme priodique imprimTerminologie,symboles graphiqueset littrauxEn ce qui concerne la terminologie gnrale,le lecteurse reportera la
7、CEI 60050:Vocabulaire lectro-technique International(VEI).Pour les symboles graphiques,les symboles littrauxet les signes dusage gnral approuvs par la CEI,lelecteur consultera la CEI 60027:Symboles littraux utiliser en lectrotechnique,la CEI 60417:Symbolesgraphiques utilisables sur le matriel.Index,
8、relev etcompilation des feuilles individuelles,et la CEI 60617:Symboles graphiques pour schmas.NumberingAs from 1 January 1997 all IEC publications areissued with a designation in the 60000 series.Consolidated publicationsConsolidated versions of some IEC publicationsincluding amendments are availab
9、le.For example,edition numbers 1.0,1.1 and 1.2 refer,respectively,tothe base publication,the base publicationincorporating amendment 1 and the base publicationincorporating amendments 1 and 2.Validity of this publicationThe technical content of IEC publications is kept underconstant review by the IE
10、C,thus ensuring that thecontent reflects current technology.Information relating to the date of the reconfirmation ofthe publication is available in the IEC catalogue.Information on the subjects under consideration andwork in progress undertaken by the technicalcommittee which has prepared this publ
11、ication,as wellas the list of publications issued,is to be found at thefollowing IEC sources:IEC web site*Catalogue of IEC publicationsPublished yearly with regular updates(On-line catalogue)*IEC BulletinAvailable both at the IEC web site*and as aprinted periodicalTerminology,graphical and lettersym
12、bolsFor general terminology,readers are referred toIEC 60050:International Electrotechnical Vocabulary(IEV).For graphical symbols,and letter symbols and signsapproved by the IEC for general use,readers arereferred to publications IEC 60027:Letter symbols tobe used in electrical technology,IEC 60417:
13、Graphicalsymbols for use on equipment.Index,survey andcompilation of the single sheets and IEC 60617:Graphical symbols for diagrams.*Voir adresse site 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,SUPPL
14、IED BY BOOK SUPPLY BUREAU.NORMEINTERNATIONALEINTERNATIONALSTANDARDCE1IEC115-4-3QC 400203Premire ditionFirst edition1993-03Rsistances fixes utilises dansles quipements lectroniquesPartie 4:Spcification particulire-cadre:Rsistances fixes de puissance,modle radiateurNiveau dassurance HFixed resistors f
15、or usein electronic equipmentPart 4:Blank detail specification:Fixed power resistors,heat-sink typesAssessment level H CEI 1993 Droits de reproduction rservs Copyright all rights reservedAucune partie de cette publication ne peut tre reproduite niutilise sous quelque forme que ce soit et par aucun p
16、ro-cd,lectronique ou mcanique,y compris la photocopie etles microfilms,sans laccord.rd 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 from the publisher.Bureau Central de la Commission Electrotechnique Internationale 3,rue de Varemb Genve,SuisseIECCommission Electrotechnique InternationaleInternational Electrotechnical CommissionMentpyIapoptaa 3netoporexHH4e