Recessed luminaire; Suitable for ceilings with visible T-bars; flat aluminium frame, powered white; steel plate housing; Housing colour traffic white RAL 9016; LED backlight light technology; direct light distribution using non-yellowing microprismatic PMMA diffuser and single lenses, ideal for VDU workstations, UGR19, 65°<3000 cd/m omnidirectional glare reduction in accordance with current DIN-EN 12464-1 standard; The light source and driver are removable in accordance with the EU 2019/2020 ecodesign requirements and can be replaced in the factory. Including a multi-lumen driver with 8 settable light outputs; Flicker < 5%;. Flexible 40cm long connecting cable wired to the luminaire via a plug system ready for operation. Protection rating: IP20/IP40 room-side. Accessories: for ceiling surface-mounting frame 60170005100, ceiling suspension frame 60170004100 and feed-through wiring box DV-BOX ET for convenient connection to the control gear. Further operating data can be found in the operating instructions. Dimensions (LxWxH/DxH): 1195mm x 295mm x 33mm Ceiling system: ceilings with visible T-rails [s-TS] (300x1200 mm) Installation depth: 145mm [s-TS]; 115mm [s-TS] min Placement: LED, Colour rendering/Light colour CRI ≥ 80 / 4000K Colour tolerance: 3SDCM LED service life: 50000h L80/B10 (Tq 35°C/do not cover with insulation wool) Nominal luminous flux/switching steps (EDM): 4800lm/40W, 4400lm/36W, 4200lm/35W, 3900lm/31W (Standard setting 3900lm) Luminaire luminous efficiency: 125lm/W-119lm/W Controller: Electronic multi-lumen driver, 4-steps (1 pcs.) System output: 40W-27W Energy efficiency class/light source: C Mains voltage: 230V Mains frequency: 50Hz Impact resistance (IK rating): IK02 (-10°C bis 35°C) Ambient temperatur: ta -10°C to 35°C UGR lat./long.: 18.8 / 18.8 (31W) Certification mark: IP40/20, Protection class II, VDU 65°<3000, F, Indoor, CE Regiolux GmbH Type: lowea-LOEMP/300-1200 LED 4800-3400 840 ETM vw RAL 9016 Article number: 60174034150 Product deep link: https://www.regiolux.de/en/article/60174034150 General warranty conditions: www.regiolux.de/en/Service/Warranty