Indoor luminaire. Assembly: directly mounted to ceiling construction or surface mounted on slings using accessories. The body material is steel sheet. Colour - RAL 9016 (white). Dimensions: Ø300 x 98 mm. Weight 2,4 kg. Diffuser: PLX (PMMA opal). The efficiency of the optical system is 82,25%. Beam angle: (C0-C180) / (C90-C270) - 107,4° / 107,6°. Light source type: LED. Colour of the light 4000 K. SDCM=3. CRI>80. Lifetime of LED sources: 60000 h L80/B10. Luminaire luminous flux: 1221 lm. Power of luminaire: 10 W. Luminaire's light efficiency: 122,1 lm/W. Driver: standard on/off (E). Voltage 220..240 V, 50..60 Hz. Power factor cosφ: >0,95. Circuit load capacity: 23 (B10), 36 (B16), 35(C10), 60 (C16). Operating temperature range: 5 ÷ 30° C. Protection degree: IP20. Impact resistant: IK04. Protection against electric shock: I. Photobiological risk class (IEC/EN 62471): RG0. The luminaire can be made in CLO (Constant Lumen Output) version.