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 opal acrylic diffuser. 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 and connection of control cable using 5-pole connection terminal with plug-in contacts; With changeover converter for emergency lighting operation on request. Dimensions (LxWxH/DxH): 622mm x 622mm x 81mm Ceiling system: Ceilings with visible T-rails [s-TS] (625x625 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: 4265lm Luminaire luminous efficiency: 153lm/W Controller: Electronic driver DALI2 (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 Special properties: Ready for IoT UGR lat./long.: 20.7 / 20.6 Certification mark: IP54/20, Protection class I, F, F-“roof” mark, HACCP DIN10500/Food/IFS/BRC, Indoor, CE Regiolux GmbH Type: planara-PNEO/625 IP 54 LED 4300 840 DALI2 vw RAL 9016 Article number: 72205016680 Product deep link: https://www.regiolux.de/en/article/72205016680 General warranty conditions: www.regiolux.de/en/Service/Warranty