Round recessed spotlight in die-cast aluminium with recessed luminaire plane; surface black powder coated; 360° rotatable and 35° tiltable; installation without tools in mounting set due to patented ball catch system; square installation housing; with trim jet black; suitable for ceiling thickness of 5-25 mm; passive cooling of the LEDs through improved heat sink geometry; with COB (Chip on Board) technology for maximum efficiency; no appearance of multiple shadows; light colour: tunable white diodes (2700-6500 K); binning initial MacAdam ≤ 3 SDCM; CRI ≥ 92; min. 90% of luminous flux after 50000 operating hours; energy efficient LEDs with high CRI; including high quality reflector made of plastic with spherical reflector; aluminium, vapour deposition coated; neutral colour reflection through absolute freedom from interference colour; for brilliant object staging; precise radiation characteristic with 38° beam; installed and exchanged without tools; optical attachments available as accessories; accessories are listed separately; degree of protection IP20; PC2 220-240V; incl. DALI-2 converter; converter wired secondary side; through wiring connection box, 3-pole or 5-pole, available as an accessory; light source replaceable by an authorized professional; control gear replaceable by an authorized professional; General: Ceiling, Recessed, tilt max 35°, rotation 360°, black, Mounting set jet black, RAL9005, IP20, 2150 lm LED: tunable white, 2700 K - 6500 K, CRI ≥ 92, L90 / 50000 h, initial MacAdam ≤ 3 SDCM , Rg: 97, Rf: 88, R{1-15}: 88, MR 1.15, MDER 1.04 Optical: flood, beam angle 38°, PstLM ≤ 1.0, SVM ≤ 0.4 Electrical: DALI-2, 27.7 W, PC2 220-240V, 78 lm/W, 2 DALI Addr. Physical: trim, length 112 mm, width 112 mm, height 106 mm, 0.59 kg Cutout: diameter 108 mm, min. ceiling thickness 5 mm, max. ceiling thickness 25 mm, recessed depth 130 mm 048-2412D38F 052-1952418