Indoor luminaire. Assembly: directly mounted to ceiling construction or surface mounted on slings using accessories. The body material is aluminum. Colour - RAL 9016 (white). Dimensions: 1694 x 60 x 72 mm. Diffuser: Micro-PRM (micro-prismatic diffuser PMMA). The efficiency of the optical system is 67,30%. Beam angle: (C0-C180) / (C90-C270) - 79,4° / 87,8°. Light source type: LED. Colour of the light 4000 K. SDCM=3. CRI>80. Lifetime of LED sources: 90000 h L80/B10. Luminaire luminous flux: 4500,4 lm. Power of luminaire: 37,8 W. Luminaire's light efficiency: 119,1 lm/W. Driver: DIM DALI (EDD). Voltage 220..240 V, 50..60 Hz. Power factor cosφ: >0,95. Circuit load capacity: 17 (B10), 28 (B16), 26 (C10), 41 (C16). Operating temperature range: 5 ÷ 35° C. Protection degree: IP40. Impact resistant: IK04. Protection against electric shock: I. Photobiological risk class (IEC/EN 62471): RG0.