Indoor luminaire. Assembly: surface mounted on slings. The body material is steel sheet/PET. Colour - RAL 9005 (black)/blue. Dimensions: 596 x 596 x 50 mm. Diffuser: LOUVER (anti-glare louver). The efficiency of the optical system is 82,98%. Beam angle: (C0-C180) / (C90-C270) - 72,6° / 74,4°. Light source type: LED. Colour of the light 4000 K. SDCM=3. CRI>80. Lifetime of LED sources: 72000 h L80/B10. Luminaire luminous flux: 3044,4 lm. Power of luminaire: 21,2 W. Luminaire's light efficiency: 143,6 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.