Ceiling-/wall luminaire Energy efficiency class of the light source not relevant, Suitable for ceiling mounting, Suitable for built-in mounting, Suitable for number of lamps 1, Lamp holder Other, Material housing Aluminium, Colour housing White, Material cover Plastic, transparent, Type of grid None, Voltage type AC, Nominal voltage 220 … 240V, Type of control gear LED operating device current-controlled, With control gear, Exchangeable control gear, No dim function, Light sharing Symmetric, Colour consistency (McAdam ellipse) SDCM5, Light outlet Direct, Rated life time L70/B50 at 25 °C 50000h, Degree of protection (IP) IP20, Impact strength IK02, Protection class I, Rated ambient temperature according to IEC62722-2-1 0 … 25°C, Max. system power 42W, Luminaire efficacy 84lm/W, Rated luminous flux according to IEC 62722-2-1 3374lm, Colour of light White, Colour temperature 3000 … 3000K, Colour rendering index CRI 80-89, Height/depth 55mm, Outer diameter 500mm, Built-in height/depth 52mm, Built-in diameter 200mm, Colour temperature adjustable No, Luminous flux adjustable No, Lamp type LED not exchangeable, With light source