EN 50056:1991
Electrical apparatus for the detection and measurement of combustible gases; performance requirements for group I apparatus indicating up to 100 % (v/v) methane

Standard No.

EN 50056:1991

Release Date

1991

Published By

European Committee for Standardization (CEN)

Status

Be replaced 2005-11

Replace By

EN 50056:1998

Latest

EN 50056:1998

EN 50056:1991 history

• 1998 EN 50056:1998 Electrical Apparatus for the Detection and Measurement of Combustible Gases - Performance Requirements for Group I Apparatus Indicating up to 100 % (V/V) Methane in Air
• 1991 EN 50056:1991 Electrical apparatus for the detection and measurement of combustible gases; performance requirements for group I apparatus indicating up to 100 % (v/v) methane