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EN 50020:1977/A4:1990

Electrical apparatus for potentially explosive atmospheres - Intrinsic safety 'i' EN 50020:1977/A4:1990

General information

99.60 Withdrawal effective   Aug 3, 1994

CENELEC

CLC/TC 31 Electrical apparatus for potentially explosive atmospheres

European Norm

Related legislation

Legislation related to this standard

82/130/EEC

Electrical equipment for use in potentially explosive atmospheres in mines susceptible to firedamp

Harmonized/Supporting
Legislation 82/130/EEC
94/44/EC

Adaptation to technical progress of Directive 82/130/EEC

Harmonized/Supporting
Legislation 94/44/EC

Life cycle

PREVIOUSLY

WITHDRAWN
EN 50020:1977

NOW

WITHDRAWN
EN 50020:1977/A4:1990
99.60 Withdrawal effective
Aug 3, 1994

CORRIGENDA / AMENDMENTS

WITHDRAWN
EN 50020:1977/A4:1990/corrigendum Sep. 1992

REVISED BY

WITHDRAWN
EN 50020:1994

Relations

Adopted from IEC 60079-11:1976 NOT_EQUIVALENT