1、IECNORMEINTERNATIONALEINTERNATIONALSTAN DARDCEIIEC68-2-401976AMENDEMENT 1AMENDMENT 11983-07Amendement 1Essais fondamentaux climatiqueset de robustesse mcaniquePartie 2:EssaisEssai Z/AM:Essais combins froid/basse pressionatmosphriqueAmendment 1Basic environmental testing proceduresPart 2:TestsTest Z/
2、AM:Combined cold/low air pressure tests IEC 1983 Droits de reproduction rservs Copyright-all rights reservedInternational Electrotechnical Commission?3,rue de Varemb Geneva,SwitzerlandTelefax:+41 22 919 0300?e-mail:inmailiec.ch?IEC web site http:llwww.iec.ch?Commission Electrotechnique International
3、e?CODE PRIX?International Electrotechnical Commission?PRICE CODEMes,ayHapomiac 3neicrpOTe%HH4eCnaa HOMHCCHA?Pour prix,voir catalogue en vigueurFor price,see current catalogueBLICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2?68-2-40 Mo
4、d.1 CEI 1983Page 61.1 GnralitsDans la premire phrase ajouter:ou rapide aprs lente.A la fin de cette phrase ajouter:(voir les paragraphes 8.2.2 et 8.2.8).Page 85.2 Association prfrentielle de valeurs de temprature,de pression atmosphrique et de dureRemplacer le texte du paragraphe existant par ce qui
5、 suit:Temprature(C)Pression atmosphriqueDure(h)(kPa)(mbar)5544025515150255252502 5540400240555502;1625555502;1640707002;16Pages 10 et 12Paragraphes 8.2.2 et 8.2.8A la fin de ces paragraphes,ajouter la note suivante:Note.La vitesse maximale de variation de temprature de 1 C/min nest pas applicable au
6、x spcimens qui peuventsupporter un choc thermique par exemple les spcimens qui peuvent normalement supporter lessai de variationsrapides de temprature Na ou Nc.Page 1212.Renseignements que doit fournir la spcification particulireAu point e),ajouter la condition suivante:.,si la variation de tempratu
7、re doit tre rapide ou lente;LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.68-2-40 Amend.1 I EC 1983 3Page 71.1 GeneralIn the first sentence,between gradual and change,insert(or rapid).After this sentence add:(see Sub-clauses 8.2.2 an
8、d 8.2.8).Page 95.2 Preferred combinations of temperature,air pressure and durationReplace the text of the existing sub-clause as follows:Temperature(C)Air pressureDuration(h)(kPa)(mbar)55440255151502552525025540400240555502;1625555502;1640707002;16Pages 11 and 13Sub-clauses 8.2.2 and 8.2.8Add the fo
9、llowing note to these sub-clauses:Note.The maximum rate of change of temperature of 1 C/min does not apply to specimens which are capable ofwithstanding thermal shock,e.g.specimens which are normally capable of withstanding rapid change of temperatureTests Na or Nc.Page 1312.Information to be given
10、in the relevant specificationAdd to Item e)the requirement:whether temperature change shall be rapid or gradual;LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.ICS 19.040Typeset and printed by the IEC Central OfficeGENEVA,SWITZERLANDLICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.
