Recessed luminaire; Sheet steel housing suitable for ceilings with visible T-rails, concealed symmetrical rail constructions and recessed ceilings; Housing colour traffic white RAL 9016; Direct radiant light distribution by means of micro-prism disk made of PMMA, a soft light is emitted on the outside with special ice-finish diffusers; light colour from warm white (927) to daylight white (965) with excellent colour consistency and colour rendering Ra>90; for monitor-based workplaces, 65° < 3000 cd/m² all-round anti-glare properties in accordance with the latest standard DIN-EN 12464-1; The light source and driver are removable in accordance with the EU 2019/2020 ecodesign requirements and can be replaced in the factory. Integrated DALI LED drivers device type 8 (DT8). Electrical connection via 5-pole connection terminal with plug-in contacts.. TNE-BM mounting mechanism 4 pcs. 300/312 for concealed symmetrical rail constructions or recessed ceilings, please order separately. DALI control units must be ordered separately. Dimensions (LxWxH/DxH): 1247mm x 310mm x 86mm Ceiling system: ceilings with visible T-rails [s-TS] (312.5x1250 mm), Concealed symmetrical rail construction [VS] (312.5x1250 mm), cut-out ceilings [AD] Installation depth: 100mm [AD]; 250mm [s-TS]; 150mm [VS] Ceiling cut-out (LxW/D): 285mm x 1188mm Placement: LED, Colour rendering/Light colour CRI ≥ 90 / 2700K-6500K continuously adjustable Colour tolerance: 3SDCM Photobiological safety (Luminaire): RG0 LED service life: 50000h L80/B10 (Tq 25°C) Nominal luminous flux: 3931lm Luminaire luminous efficiency: 81lm/W Controller: Electronic driver DALI device type 8 (1 pcs.) System output: 49W Energy efficiency class/light source: E Mains voltage: 230V Mains frequency: 50Hz Impact resistance (IK rating): IK02 Ambient temperatur: ta 25°C Special properties: Ready for IoT UGR lat./long.: 17.7 / 19.0 Certification mark: IP20, Protection class I, VDU 65°<3000, F, F-“roof” mark, Indoor, CE Regiolux GmbH Type: teno-TNEMP/312-1250 LED 3900 927-965 DALI DT8 vw RAL 9016 Article number: 50804416970 Product deep link: https://www.regiolux.de/en/article/50804416970 General warranty conditions: www.regiolux.de/en/Service/Warranty