Lay-in/surface-mounted luminaire; Extremely flat white powder-coated aluminium frame, installation height 13 mm, galvanised sheet steel cover suitable for ceilings with exposed T-bars. 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. External LED driver. Flexible 40cm long connecting cable wired to the luminaire via a plug system ready for operation. Note on protection rating: IP20 for surface mounted installation, IP40 for mounting in suspended ceiling grid. Please order the recommended accessories for ceiling mounting, surface-mounting frame PE-AR 300 and feed-through wiring box DV-BOX ET for convenient connection to the control gear separately. Dimensions (LxWxH/DxH): 1197mm x 297mm x 13mm Ceiling system: ceilings with visible T-rails [s-TS] (300x1200 mm) Installation depth: 100mm [s-TS]; 100mm [s-TS] min Placement: LED, Colour rendering/Light colour CRI ≥ 80 / 3000K LED service life: 50000h L70/B10 Nominal luminous flux: 3500lm Luminaire luminous efficiency: 104lm/W Controller: Electronic driver (1 pcs.) System output: 34W Mains voltage: 230V Mains frequency: 50Hz UGR lat./long.: 20.9 / 20.9 Certification mark: IP40, Protection class II, F, Indoor, CE Regiolux GmbH Type: panella-PEO/300-1200 LED 3500 830 ET vw RAL 9016 Article number: 60123034110 Product deep link: https://www.regiolux.de/en/article/60123034110 General warranty conditions: www.regiolux.de/en/Service/Warranty