2004IEC 61047:2004 DC or AC supplied electronic step-down convertors for filament lamps - Performance requirements
2001IEC 61047/AMD2:2001 D.C. or a.c. supplied electronic step-down convertors for filament lamps - Performance requirements; Amendment 2
2001IEC 61047:2001 D.C. or A.C. supplied electronic step-down convertors for filament lamps - Performance requirements
1996IEC 61047/AMD1:1996 D.C. or a.c. supplied electronic step-down convertors for filament lamps - Performance requirements; Amendment 1
1991IEC 61047:1991 D.C. or a.c. supplied electronic step-down convertors for filament lamps; performance requirements
IEC 61047/AMD1:1996 D.C. or a.c. supplied electronic step-down convertors for filament lamps - Performance requirements; Amendment 1 was changed to IEC 61047:2004 DC or AC supplied electronic step-down convertors for filament lamps - Performance requirements.