SN EN 61047:1992現行
D.c. Or A.c. Supplied Electronic Step-down Convertors For Filament Lamps; Performance Requirements
出版：Swiss Standards
專家解讀視頻
Defines performance requirements for electronic step-down convertors for use on d.c. supplies up to 250 V and a.c. supplies up to 1000 V at 50 Hz or 60 Hz with operating frequencies deviating from the supply frequency, associated with tungsten halogen lamps as specified in IEC 60357 and other filament lamps.
DIN EN 61047:2005 - Identical
BS EN 61047:2004 - Identical
IEC 61047 Ed. 2.0 - Identical
I.S. EN 61047:2004 - Identical
NBN EN 61047:2005 - Identical
NF EN 61047:2005 - Identical
SS EN 61047 Ed. 2 (2004) - Identical
UNE EN 61047:2005 - Identical
DIN EN 61047 (2005-02) - Identical
