Ionization fire detectors. General specifications
NORMA vydána dne 1.7.1992
Designation standards: GOST 22522-91
Note: NEPLATNÁ
Publication date standards: 1.7.1992
The number of pages: 31
Approximate weight : 93 g (0.21 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST