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BS 5490:1977

Withdrawn Date published:

Warning: Withdrawn Standard. This document has been replaced by:

Specification for classification of degrees of protection provided by enclosures

Classifies degrees of protection provided by enclosures on all types of electrical equipment where the rated voltage does not exceed 72.5 kV. The IP system employed indicates by means of a two numeral code the protection afforded against contact with live and moving parts, also against ingress of solid objects and moisture. Tests to verify degree of protection.

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BS 5490:1977

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