Indoor luminaire. Assembly: surface mounted on ceiling. The body material is aluminum. Colour - anodised aluminum. Dimensions: 2252 x 48 x 70 mm. Diffuser: PLX (PMMA opal). The efficiency of the optical system is 64,16%. Beam angle: (C0-C180) / (C90-C270) - 96,4° / 90,2°. Light source type: LED. Colour of the light 4000 K. SDCM=3. CRI>80. Lifetime of LED sources: 100000 h L80/B10. Luminaire luminous flux: 5985,3 lm. Power of luminaire: 49,5 W. Luminaire's light efficiency: 120,9 lm/W. Driver: standard on/off (E). Voltage 220..240 V, 50..60 Hz. Power factor cosφ: >0,95. Circuit load capacity: 15 (B10), 25 (B16), 24 (C10), 38 (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. Geometric lines of rectangular type must be consulted with luminaire's constructor. The luminaire can be made in CLO (Constant Lumen Output) version. *Selected luminary variants are available with ENEC certificate.