Electrical apparatus for the detection and measurement of flammable gases. Performance requirements for group I apparatus indicating a volume fraction up to 5% methane in the air.
NORMA vydána dne 15.9.2000
Designation standards: BS EN 61779-2:2000
Note: NEPLATNÁ
Publication date standards: 15.9.2000
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: British technical standard
Kategorie: Technické normy BS