Recessed luminaire; Sheet steel housing suitable for ceilings with visible T-rails; protection rating refers to visible luminaire surface; Housing colour traffic white RAL 9016; Direct light distribution using microprismatic glass, for workstations, 65° < 3000 cd/m² omnidirectional glare suppression according to 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. Electrical connection via 3-pole connection terminal with plug-in contacts.; With changeover converter for emergency lighting operation on request. Dimensions (LxWxH/DxH): 597mm x 597mm x 81mm Ceiling system: Ceilings with visible T-rails [s-TS] (600x600 mm) Installation depth: 180mm [s-TS]; 180mm [s-TS] min Placement: LED, Colour rendering/Light colour CRI ≥ 80 / 4000K Colour tolerance: 3SDCM LED service life: 50000h L90/B10 (Tq 25°C) Nominal luminous flux: 4461lm Luminaire luminous efficiency: 160lm/W Controller: Electronic driver (1 pcs.) System output: 28W Energy efficiency class/light source: C Mains voltage: 230V Mains frequency: 50Hz Impact resistance (IK rating): IK03 Ambient temperatur: ta 25°C UGR lat./long.: 18.6 / 18.4 Certification mark: IP54/20, Protection class I, VDU 65°<3000, F, F-“roof” mark, HACCP DIN10500/Food/IFS/BRC, Indoor, CE Regiolux GmbH Type: planara-PNEMP/600 IP 54 LED 4500 840 ET vw RAL 9016 Article number: 72265014150 Product deep link: https://www.regiolux.de/en/article/72265014150 General warranty conditions: www.regiolux.de/en/Service/Warranty