Low profile recessed mounted luminaire, 15 mm visible height; converter integrated into luminaire housing; suitable for installation in primed or exposed concrete, in plasterboard constructions and in plastered walls or ceilings; suitable for wall or ceiling mounting; surface black powder coated; fall-safe light inset made of extruded aluminium profile, can be inserted in the canal without tools by magnetic holders; side coupled light directed downward through LGP (LIGHT GUIDING PRISM) body and high efficiency reflector; micro prismatic PMMA diffuser incl. diffuser film for homogeneous illumination and reduced luminance; UGR ≤ 19; light colour 4000 K; binning initial MacAdam ≤ 3 SDCM; CRI ≥ 80; min. 90% of luminous flux after 50000 operating hours; energy efficient LEDs with high CRI; degree of protection from below IP40 (from above IP20); PC1 220-240V; photobiological safety according to IEC 62471 risk group RG 0 - no Risk; internal wiring in light halogen free; incl. DALI-2 converter; light source not replaceable; control gear replaceable by an authorized professional; General: Ceiling / Wall, Semi-Recessed, black, RAL9005, 2010 lm/m, front IP40, back IP20, 4910 lm LED: 4000 K, CRI ≥ 80, L90 / 50000 h, photobio. safety RG 0 - no Risk, initial MacAdam ≤ 3 SDCM , MR 0.72, MDER 0.66 Optical: Microprismatic, UGR < 19, PstLM ≤ 1.0, SVM ≤ 0.4 Electrical: DALI-2, 38 W, PC1 220-240V, 129 lm/W, 1 DALI Addr., 16 W/m Physical: length 2443 mm, width 89 mm, height 28 mm, 7.2 kg Cutout: length 2451 mm, width 70 mm, min. ceiling thickness 12.5 mm, recessed depth 13 mm 051-8518638G