Recessed ceiling luminaire Solo Slim Office for concrete recessed mounting, with LED, system power: 75 W, standby power 0.5 W, luminous flux of luminaire 11900 lm, colour rendering index CRI > 80, 4000 K, neutral white, colour tolerances SDCM 3, lifetime LED L80 50'000 h, office-compatible and glare-free according to EN 12464-1 (UGR < 19; Lmax ≥ 65° ≤ 3000 cd/m²), photobiological safety: the luminaire poses no danger (RG0), 230 V, nominal current: 3.1 A, direct light emission, housing in metal, white, without ceiling trim, neat shadow gap, diffuser in polymethyl methacrylate (PMMA) office-suitable microprismatic CLD optics (Controlled Luminance Diffusor) for perfect glare control, 1 integral control gear, DALI, Regent certified MINERGIE®-Modul luminaires S.A.F.E. 2019 (Re-0290), luminaire complies with the strict requirements for Minergie-certified luminaires protection class I, ingress protection IP40, glow wire test 650 °C, this product contains a light source of energy efficiency class B Ø = 964 mm, DAø = 964 mm, ET = 85 mm