EN 50057:1998
Electrical Apparatus for the Detection and Measurement of Combustible Gases - Performance Requirements for Group II Apparatus Indicating up to 100 % Lower Explosive Limit

Standard No.

EN 50057:1998

Release Date

1998

Published By

CENELEC - European Committee for Electrotechnical Standardization

Latest

EN 50057:1998

EN 50057:1998 history

• 1998 EN 50057:1998 Electrical Apparatus for the Detection and Measurement of Combustible Gases - Performance Requirements for Group II Apparatus Indicating up to 100 % Lower Explosive Limit
• 1991 EN 50057:1991 Electrical apparatus for the detection and measurement of combustible gases; performance requirements for group II apparatus indicating up to 100 % lower explosive limit