Energy performance of lamp controlgear. Controlgear for halogen lamps and LED modules. Method of measurement to determine the efficiency of the controlgear— 16 стр.
Energy performance of lamp controlgear - Part 3: Controlgear for halogen lamps and LED modules - Method of measurement to determine the efficiency of the controlgear— 29 стр.
Light and lighting. Measurement and presentation of photometric data of lamps and luminaires. Presentation of data for indoor and outdoor work places— 24 стр.