Suitable for ceiling mounting: Yes; Adjustability: Not adjustable; Lamp type: LED not exchangeable; With light source: Yes; Lamp holder: None; Type of control gear: LED operating device current-controlled; With control gear: Yes; Nominal voltage: 220 - 240; Nominal current: 60; Max. system power: 18W; Colour temperature: 4000; Housing material: Aluminium; Housing colour: White; Reflector: Matt; Light sharing: Symmetric; Beam angle: Extreme wide beam >80°; Length: 170mm; Width: 170mm; Height/depth: 35mm; Outer diameter: 170mm; Protection class: II; Degree of protection (IP): IP44; Impact strength: IK02; Voltage type: AC; Rated luminous flux according to IEC 62722-2-1: 1710lm; Colour of light: White; Suitable for built-in mounting: Yes; Surface protection: Other; Material cover: Plastic, opal; No dim function: Yes; Light distributor: Diffuser lens/optic/panel; Light outlet: Direct; Energy efficiency class of the light source according to EU regulation 2019/2015: F; Rated life time L70/B50 at 25 °C: 50000h; Rated ambient temperature according to IEC 62722-2-1: -10 - 45; Colour of light adjustable: No; Luminous flux: 1710; Luminous flux adjustable: No; Beam angle adjustable: No; Type of wiring: Ending; Built-in diameter: 150; Max. number of luminaires per miniature circuit breaker B16 (MCB): 28; Max. number of luminaires per miniature circuit breaker C16 (MCB): 47; Filament test according to IEC 60695-2-11: 650 °C - 30 s; Photobiological safety according to EN 62471: RG0; Luminaire efficacy: 95lm/W; Colour consistency (McAdam ellipse): SDCM6;