Surface-mounted luminaire; Ultra-flat luminaire housing design, painted extruded aluminium profile, visible installation height 10/24mm; Housing colour traffic white RAL 9016. Light distribution direct distribution / indirect distribution for ceiling lighting by means of Micro-prismatic diffuser bottom / top clear of PMMA, Long-term UV-resistant, homogeneous light emission through lateral LED light coupling in highly efficient light guide pane and semi-diffuse white reflective layers, with special precision technology for defined ceiling brightening. Suitable for VDU workstations, 65° < 3000 cd/m² 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. Integrated LED driver design. Electrical connection and connection of control cable using 5-pole connection terminal with plug-in contacts. Ceiling attachment rails required for mounting are included in the scope of delivery. Dimensions (LxWxH): 1558mm x 321mm x 39mm Cable entry KE (X/Y): 0mm/0mm Placement: LED, Colour rendering/Light colour CRI ≥ 80 / 4000K Colour tolerance: 3SDCM LED service life: 50000h L90/B10 (Tq 25°C) Nominal luminous flux: 6414lm Luminaire luminous efficiency: 135lm/W Control gear: Electronic driver DALI2 (1 pcs.) System output: 48W Energy efficiency class/light source: C Mains voltage: 230V Mains frequency: 50Hz Impact resistance (IK rating): IK02 Ambient temperatur: ta 25°C Special properties: Ready for IoT UGR lat./long.: max. 17.1 / 16.4 Certification mark: IP20, Protection class I, 65°<3000 cd/m², F, Indoor, CE Warranty period: 5 years Regiolux GmbH Type: kayak-KYAI/1500 LED 6400 840 DALI2 vw RAL 9016 Article number: 46305016170 Product deep link: https://www.regiolux.de/en/article/46305016170 General warranty conditions: www.regiolux.de/en/Service/Warranty