Ballasts for tubular fluorescent lamps. Performance requirements
NORMA vydána dne 1.1.1998
Designation standards: GOST R IEC 921-97
Note: NEPLATNÁ
Publication date standards: 1.1.1998
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST