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BS 4999-105 1988 Edition, May 31, 1988
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General Requirements for Rotating Electrical Machines Part 105: Classification of Degrees of Protection Provided by Enclosures for Rotating Machinery
Page Count:24
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Classifies types in respect of the degree of protection afforded to persons against contact with live parts and against ingress of solid foreign bodies and liquids. Gives test requirements appropriate to each category and examples of types of test equipment.