Mounting method: Built-in; Suitable for built-in mounting: Yes; Adjustability: Swivelling; Lamp type: LED not exchangeable; With light source: Yes; Lamp holder: None; Housing material: Polycarbonate (PC); Housing colour: Aluminium; Voltage type: AC; Nominal voltage: 220~240 V; Type of control gear: LED operating device current-controlled; With control gear: Yes; No dim function: Yes; Reflector: High-gloss; Light distributor: Reflector; Light sharing: Symmetric; Beam angle: 36 °; Beam angle: Medium beam 21-40°; Lifetime (L70): 50000 h; Lifetime (L80): 30000 h; Energy efficiency class of the light source according to EU regulation 2019/2015: F; Equivalent to: Halogen 50W; Driver failure rate (at 5,000 hrs): 1 %; Application temperature: 25 °C; Rated life time L70/B50 at 25 °C: 50000 h; Storage environment: -25~50 °C; Frequency: 50/60 Hz; On-/Off-cycles: 100000; Colour consistency (SDCM): 4; Degree of protection (IP): IP44; Impact strength: IK02; Protection class: II; Rated ambient temperature according to IEC 62722-2-1: -10~40 °C; Max. system power: 8 W; Colour of light: White; Colour temperature: 4000 K; Colour rendering index CRI: 80-89; Luminous flux: 640 lm; Rated luminous flux according to IEC 62722-2-1: 640 lm; Colour of light adjustable: No; Luminous flux adjustable: No; Beam angle adjustable: No; Width: 83 mm; Height/depth: 47.3 mm; Length: 83 mm; Outer diameter: 83 mm; Built-in diameter: 68~74 mm; Type of wiring: Ending; Max. number of luminaires per miniature circuit breaker B16 (MCB): 113; Max. number of luminaires per miniature circuit breaker C16 (MCB): 172; Filament test according to IEC 60695-2-11: 650 °C - 30 s; Weight: 0.09 kg; Beam angle: 36 °; Luminaire efficacy: 80 lm/W; Dimmability: On-Off; Glow wire test: 650 °C; Operating temperature: -10~40 °C; Optical material: Polycarbonate; IP recessed part: IP20; Finishing: Brushed Aluminum; Colour rendering index (CRI): > 80; Maximum tilt angle: 25 °; Flicker-free: Yes; DC input voltage: See catalogue appendix Connection Specifications; Risk group (EN 62471): RG1; Input current: 0.07 A; IP front side: IP44; Max. inrush current: 12 A; Inrush time: 132 µs; Max. number of luminaires per miniature circuit breaker C10 (MCB): 107; 230V Cable length: 0.3 m; Displacement factor (DF): ≥ 0.9; Max. number of luminaires per miniature circuit breaker C13 (MCB): 139; Nominal voltage DC: 220~240 V; System power: 8 W