Electrical apparatus for the detection and measurement of combustible gases. Performance requirements for Group II apparatus indicating up to 100% (V/V) gas.
STANDARD published on 15.1.1999
Designation standards: BS EN 50058:1999
Note: WITHDRAWN
Publication date standards: 15.1.1999
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Category: Technical standards BS