Square surface mounted multi-downlight made of aluminium; luminaire housing can be attached to mounting plate without tools by interlock; converter integrated into luminaire housing; surface white powder coated; equipped with nine medium square light elements; symmetrical light distribution with precise radiation characteristic, beam angle 32°; high quality reflector with micro-faceted, aluminum-vaporised surface; Reflector chrome; UGR ≤ 10; VDU compatible workplace luminaire according to DIN EN 12464-1; luminance above 65° ≤ 3000 cd/m²; passive cooling of the LEDs through improved heat sink geometry; light colour 3000 K; binning initial MacAdam ≤ 3 SDCM; CRI ≥ 90; min. 90% of luminous flux after 50000 operating hours; energy-efficient high power LEDs with very good colour rendering; degree of protection IP20; PC1; incl. DALI-2 converter; light source not replaceable; control gear replaceable by an authorized professional; clank-free; General: Ceiling, Surface, white, Reflector chrome, RAL9016, IP20, 2920 lm LED: 3000 K, CRI ≥ 90, L90 / 50000 h, initial MacAdam ≤ 3 SDCM , Rg: 100, Rf: 92, R{1-15}: 91, MR 0.64, MDER 0.58 Optical: medium square, beam angle 32°, UGR < 10, ≥65° <3000 cd/m², PstLM ≤ 1.0, SVM ≤ 0.4 Electrical: DALI-2, 34 W, PC1, 86 lm/W Physical: length 126 mm, width 126 mm, height 90 mm, 0.75 kg 090-1Q953EW001