
Ballasts for operation of fluorescent lamps on a.c. 50 c/s supplies.
NORMA vydaná dňa 31.7.1979
Designation standards: BS 2818:1973
Note: NEPLATNÁ
Publication date standards: 31.7.1979
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS