Indoor luminaire. Assembly: surface mounted on ceiling. The body material is steel sheet. Colour - RAL 9005 (black). Dimensions: 1203 x 209 x 64 mm. Diffuser: PLX (PMMA opal). The efficiency of the optical system is 83,00%. Beam angle: (C0-C180) / (C90-C270) - 106° / 106,6°. 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: 3664,9 lm. Power of luminaire: 24,9 W. Luminaire's light efficiency: 147,2 lm/W. Driver: standard on/off (E). Voltage 220..240 V, 50..60 Hz. Power factor cosφ: >0,95. Circuit load capacity: 25 (B10), 40 (B16), 39 (C10), 62 (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.