Recessed square spotlight in die-cast aluminium; surface black powder coated; with trim; suitable for ceiling thickness of 2-25 mm; installation without tools using snap spring closure; passive cooling of the LEDs through improved heat sink geometry; light colour 4000 K; binning initial MacAdam ≤ 3 SDCM; CRI ≥ 90; min. 85% of luminous flux after 50000 operating hours; energy efficient LEDs with high CRI; completely homogeneously illuminated, satin PMMA cover; recessed luminaire plane; degree of protection IP54; PC2 220-240V; incl. external converter for ceiling insertion; DALI-2 control; through wiring connection box, 3-pole or 5-pole, available as an accessory; accessories are listed separately; light source replaceable by an authorized professional; control gear replaceable by an authorized professional; General: Ceiling, Recessed, black, RAL9005, front IP54, back IP20, 1370 lm LED: 4000 K, CRI ≥ 90, L85 / 50000 h, initial MacAdam ≤ 3 SDCM , Rg: 98, Rf: 90, R{1-15}: 88, MR 0.76, MDER 0.69 Optical: Opal, PstLM ≤ 1.0, SVM ≤ 0.4 Electrical: DALI-2, no emergency light, 13.0 W, PC2 220-240V, 105 lm/W, 1 DALI Addr. Physical: trim, length 150 mm, width 150 mm, height 53 mm Cutout: length 140 mm, width 140 mm, min. ceiling thickness 2 mm, max. ceiling thickness 25 mm, recessed depth 90 mm 852-9343638O