Suitable for suspended mounting: Yes; Suitable for ceiling mounting: Yes; Suitable for surface mounting: Yes; Lamp type: LED not exchangeable; With light source: Yes; Housing material: Aluminium; Housing colour: Aluminium; Material cover: Plastic, structured; Type of grid: None; Voltage type: AC; Nominal voltage: 220~240 V; Nominal current: 230 mA; Type of control gear: LED operating device current-controlled; With control gear: Yes; Exchangeable control gear: Yes; Dimming RF: Yes; Light distributor: Diffuser lens/optic/panel; Light sharing: Symmetric; Beam angle: Wide beam 41-80°; Colour consistency (McAdam ellipse): SDCM6; 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: 70000 h; Lifetime (L70): 70000 h; Max. number of luminaires per miniature circuit breaker B16 (MCB): 17; Max. number of luminaires per miniature circuit breaker C16 (MCB): 28; Lifetime (L80): 50000 h; Degree of protection (IP): IP20; Equivalent to: TL 1x28W; Driver failure rate (at 5,000 hrs): 0.5 %; Impact strength: IK02; Application temperature: 25 °C; Protection class: I; Storage environment: -25~50 °C; Frequency: 50/60 Hz; On-/Off-cycles: 100000; Rated ambient temperature according to IEC 62722-2-1: -10~45 °C; Colour consistency (SDCM): 3; Filament test according to IEC 60695-2-11: 650 °C - 30 s; Max. system power: 15 W; Luminaire efficacy: 120 lm/W; Rated luminous flux according to IEC 62722-2-1: 1800 lm; Colour of light: White; Colour temperature: 4000 K; Colour rendering index CRI: > 80; Power factor: 0.9; Width: 70 mm; Height/depth: 75 mm; Length: 1200 mm; Type of wiring: Suitable for through wiring; Weight: 2.55 kg; Beam angle: 70 °; Connection type: Push-in clamp; Dimmability: BLE2; Glow wire test: 650 °C; Photobiological safety according to EN 62471: RG0; UGR: 19; Operating temperature: -10~45 °C; Unified Glare Ratio (UGR): 19; Optical material: Polycarbonate; Colour of light adjustable: No; Luminous flux adjustable: No; Beam angle adjustable: No; Operation by Bluetooth: Yes; Finishing: Aluminum; Colour rendering index (CRI): > 80; DC input voltage: See catalogue appendix Connection Specifications; Risk group (EN 62471): RG0; Max. inrush current: 25 A; Inrush time: 330 µs; Max. number of luminaires per miniature circuit breaker C10 (MCB): 17; UGR: ≤ 19; Max. number of luminaires per miniature circuit breaker C13 (MCB): 22; Nominal voltage DC: 180~280 V; Including emergency lighting: No; System power: 15 W