NF C71-442-2*NF EN IEC 62442-2:2022 Energy performance of lamp controlgear - Part 2 : controlgear for discharge lamps (excluding low-pressure mercury fluorescent lamps) - Method of measurement to determine the efficiency of controlgear
2022NF C71-442-2*NF EN IEC 62442-2:2022 Energy performance of lamp controlgear - Part 2 : controlgear for discharge lamps (excluding low-pressure mercury fluorescent lamps) - Method of measurement to determine the efficiency of controlgear