1、NORMEINTERNATIONALECEIIECINTERNATIONALSTANDARD60721-3-0Edition 1.12002-10Classification des conditions denvironnement Partie 3:Classification des groupements des agentsdenvironnement et de leurs svrits IntroductionClassification of environmental conditions Part 3:Classification of groups of environm
2、entalparameters and their severities IntroductionNumro de rfrenceReference numberCEI/IEC 60721-3-0:1984+A1:1987Edition 1:1984 consolide par lamendement 1:1987Edition 1:1984 consolidated with amendment 1:1987LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY
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4、mple,les numros ddition 1.0,1.1 et 1.2 indiquentrespectivement la publication de base,la publication debase incorporant lamendement 1,et la publication debase incorporant les amendements 1 et 2.Informations supplmentairessur les publications de la CEILe contenu technique des publications de la CEI e
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15、ustomer Service CentreIf you have any questions regarding thispublication or need further assistance,pleasecontact the Customer Service Centre:Email:custserviec.chTel:+41 22 919 02 11Fax:+41 22 919 03 00.LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BO
16、OK SUPPLY BUREAU.NORMEINTERNATIONALECEIIECINTERNATIONALSTANDARD60721-3-0Edition 1.12002-10Classification des conditions denvironnement Partie 3:Classification des groupements des agentsdenvironnement et de leurs svrits IntroductionClassification of environmental conditions Part 3:Classification of groups of environmentalparameters and their severities IntroductionPour prix,voir catalogue en vigueurFor price,see current catalogue IEC 2002 Droits de reproduction rservs Copyright-all rights reserve
