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.
NORM herausgegeben am 15.1.1999
Designation standards: BS EN 50056:1999
Note: UNGÜLTIG
Publication date standards: 15.1.1999
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Kategorie: Technische Normen BS