000 00260nam a2200073 4500
080 _a
_b
245 _aIEC: 929 - 1990; AC supplied electronic ballasts for tubular fluorescent lamps - performance requirements
700 _aInternational Electrotechnical Commission
260 _aGeneva
_bIEC
_c1990
300 _a71p
999 _c33570
_d33570