BSI BS 5420:1977

Withdrawn Revision
Specification for degrees of protection of enclosures of switchgear and controlgear for voltages up to and including 1000 V a.c. and 1200 V d.c.

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This Document Has Been Superseded

A newer publication replaces it: BSI BS 60947-1, BSI BS EN 60947-1


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BSI BS 5420:1977

Specification for degrees of protection of enclosures of switchgear and controlgear for voltages up to and including 1000 V a.c. and 1200 V d.c.

PUBLISH DATE 1977
BSI BS 5420:1977

SPECIFICATION FOR DEGREES OF P

System of classification of ability of enclosures to protect against contact with live or moving parts inside, ingress of solid foreign bodies and ingress of liquid, together with proving tests.

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