Electrical apparatus for the detection and measurement of flammable gases. Part 4. Performance requirements for group I1 apparatus indicating a volume fraction up to 100% lower explosive limit
NORMA vydána dne 1.7.2004
Designation standards: GOST R 52139-2003
Note: NEPLATNÁ
Publication date standards: 1.7.2004
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST