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Historical Revision

BSI BS 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
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BSI BS 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

PUBLISH DATE 1991
BSI BS EN 50057:1991
ELECTRICAL APPARATUS FOR THE D
Performance requirements for portable, transportable and fixed apparatus for the detection and measurement of combustible gas or vapour concentrations with air.
SDO BSI: British Standards Institution
Document Number EN 50057
Publication Date Dec. 20, 1991
Language en - English
Page Count
Revision Level
Supercedes
Committee EXL/31
Publish Date Document Id Type View
Jan. 15, 1999 BS EN 50057:1999 Revision
Dec. 20, 1991 BS EN 50057:1991 Revision