A recommendation for standard degrees of protection provided by enclosures for low-voltage switchgear and controlgear. The recommendation covers: protection of equipment against ingress of liquids; protection of persons against contact with live or moving parts inside the enclosure; protection of equipment against ingress of solid foreign bodies and protection of equipment against mechanical damage (under consideration). The recommendation does not apply to special degrees of protection, such as equipment protection in an explosive atmosphere; does not also apply to protection against other unusual service conditions such as corrosive vapours and fungus.

NEN 10144 : 1966 - Identical

DIN 40050-10 : 1975 - Similar to

BS 5420(1977) : 1977 - Identical

BS 5420(1977) : 1977 - Identical