Indoor luminaire. Assembly: mounted in plasterboard ceilings. The body material is steel sheet. Colour - white. Dimensions: 602 x 301 x 83 mm. Mounting hole: 604 x 302 x 80 mm. Diffuser: Micro-PRM (micro-prismatic diffuser PMMA). The efficiency of the optical system is 75,32%. Beam angle: (C0-C180) / (C90-C270) - 82,8° / 97,2°. Light source type: LED. Colour of the light 3000 K. SDCM=3. CRI>80. Lifetime of LED sources: 100000 (1) / 147000 (2) h L80/B10 (1) / L70/B50 (2). Luminaire luminous flux: 2498 lm. Power of luminaire: 19,2 W. Luminaire's light efficiency: 130,1 lm/W. Driver: standard on/off (E). Voltage 220..240 V, 50..60 Hz. Power factor cosφ: >0,95. Circuit load capacity: 30 (B10), 48 (B16), 43 (C10), 70 (C16). Operating temperature range: 5 ÷ 30° C. Protection degree: IP20. Impact resistant: IK04. Protection against electric shock: I. The luminaire can be made in CLO (Constant Lumen Output) version.