1、NORMEINTERNATIONALECEIIECINTERNATIONALSTANDARD60947-5-4Deuxime ditionSecond edition2002-10Appareillage basse tension Partie 5-4:Appareils et lments de commutationpour circuits de commande Mthode dvaluation des performancesdes contacts basse nergie Essais spciauxLow-voltage switchgear and controlgear
2、 Part 5-4:Control circuit devices and switching elements Method of assessing the performance oflow-energy contacts Special testsNumro de rfrenceReference numberCEI/IEC 60947-5-4:2002Copyright International Electrotechnical Commission Provided by IHS under license with IECNot for ResaleNo reproductio
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4、amendements sont disponibles.Parexemple,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 tec
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16、by IHS under license with IECNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NORMEINTERNATIONALECEIIECINTERNATIONALSTANDARD60947-5-4Deuxime ditionSecond edition2002-10Appareillage basse tension Partie 5-4:Appareils et lments de commutationpour circuits de commande Mthode dvaluation des performancesdes contacts basse nergie Essais spciauxLow-voltage switchgear and controlgear Part 5-4:Control circuit devices and switching elements Method of assessing the perform
