Recessed luminaire; Sheet steel housing suitable for ceilings with visible T rails, concealed symmetrical rail constructions and cut-out ceilings; protection rating refers to visible luminaire surface; Housing colour traffic white RAL 9016. Light distribution direct distribution by means of Satin-finished diffuser of acrylic glass, by means of a diffusely radiating satin-finish diffuser with a natural anodised aluminium frame, neutral white light colour (840) with very good colour consistency and high colour rendering Ra>80. The light source and driver are removable in accordance with the EU 2019/2020 ecodesign requirements and can be replaced in the factory. Electrical connection via 3-pole connection terminal with plug-in contacts.; With changeover converter for emergency lighting operation on request. An extractor is included for prismatic and frosted panes to remove the sealing frame. UBM universal mounting brackets for concealed symmetrical rail constructions or recessed installation in the ceiling and SCT CLIPS locking clips for ceilings with visible T-rails: please order separately. Dimensions (LxWxHxD): 622mm x 622mm x 89mm x 82mm Ceiling system: Ceilings with visible T-rails [s-TS] (625x625 mm), Concealed symmetrical rail construction [VS] (625x625 mm), cut-out ceilings [AD] Installation depth: 150mm [AD]; 250mm [s-TS]; 150mm [s-TS] min; 150mm [VS] Ceiling cut-out (LxW/D): 585mm x 585mm Beam angle: 95°(C0/C90) Placement: LED, Colour rendering/Light colour CRI ≥ 80 / 4000K Colour tolerance: 3SDCM LED service life: 50000h L80/B10 (Tq 25°C) Nominal luminous flux: 4727lm Luminaire luminous efficiency: 143lm/W Control gear: Electronic driver (1 pcs.) System output: 33W Energy efficiency class/light source: B Mains voltage: 230V Mains frequency: 50Hz Impact resistance (IK rating): IK02 Ambient temperatur: ta 25°C UGR lat./long.: 21.0 / 21.2 Certification mark: IP54, Protection class I, F, HACCP DIN10500/Food/IFS/BRC, Indoor, CE Warranty period: 5 years Regiolux GmbH Type: protection-PREG/625 IP54 LED 4700 840 ET vw RAL 9016 Article number: 72500014110 Product deep link: https://www.regiolux.de/en/article/72500014110 General warranty conditions: www.regiolux.de/en/Service/Warranty