BS 5490:1977被替代
Specification for classification of degrees of protection provided by enclosures
出版：British Standards Institution
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基本信息
标准编号： BS 5490:1977
发布时间：1977/6/30 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：0
标准简介
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.
标准备注
© British Standards Institution 2013
Amendment notes:
AMD 2804
AMD 4458
本标准替代的旧标准
替代本标准的新标准
等同采用的国际标准
IEC 60529 Ed. 2.1 - Similar
