
Dc Or Ac Supplied Electronic Step-down Convertors For Filament Lamps - Performance Requirements
出版:Verband Deutscher Elektrotechniker

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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.
VDE 0712-25:2005 - Identical
BS EN 61047:2004 - Identical
IEC 61047 Ed. 2.0 - Identical
SN EN 61047:1992 - 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