
ELECTRICAL ENGINEERING; CLASSIFICATION OF ENVIRONMENTAL CONDITIONS; ENVIRONMENTAL CONDITIONS APPEARING IN NATURE, FAUNA AND FLORA
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Describes influences from fauna and flora to which products are liable to be exposed during storage, transportation and use.
HD 478.2.7 : 200S1 - Corresponds
IEC 60721-2-7 : 1.0 - Identical
HD 478.2.7 : 200S1 - Identical