UNE-EN 60921:2006/A1:2006

Balastos para lámparas fluorescentes tubulares. Requisitos de funcionamiento (IEC 60921:2004/A1:2006).

Ballasts for tubular fluorescent lamps - Performance requirements (IEC 60921:2004/A1:2006).

Ballasts pour lampes tubulaires à fluorescence - Exigences de performances (CEI 60921:2004/A1:2006).