Indoor luminaire. Assembly: surface mounted on ceiling. The body material is steel sheet. Colour - RAL 9016 (white). Dimensions: 200 x 200 x 110 mm. Diffuser: PLX (PMMA opal). The efficiency of the optical system is 78,31%. Beam angle: (C0-C180) / (C90-C270) - 79,4° / 79,2°. Light source type: LED. Colour of the light 3000 K. SDCM=3. CRI>80. Lifetime of LED sources: 60000 h L80/B10. Luminaire luminous flux: 2186 lm. Power of luminaire: 21 W. Luminaire's light efficiency: 104,1 lm/W. Driver: standard on/off (E). Voltage 220..240 V, 50..60 Hz. Power factor cosφ: >0,95. Circuit load capacity: 39 (B10), 62 (B16), 65 (C10), 104 (C16). Operating temperature range: 5 ÷ 30° C. Protection degree: IP20. Impact resistant: IK06. Protection against electric shock: I.