Ring-shaped, direct/indirect LED pendant luminaire with slimline aluminium profile housing in white and microprismatic technology optics. Luminaire output: 91.9 W, DALI controllable luminaire with LED converter, LED service life 50000 h up to a reduction in luminous flux to 90 % of the initial value. Colour location tolerance (initial MacAdam): 3, luminaire luminous flux: 8900 lm, luminaire luminous efficacy: 97 lm/W. Colour rendering Ra > 90, colour temperature 3000 K. Light control via micropyramid structure optics with multi-layer structure for defined decoupling with UGR < 19. Housing made of rolled extruded aluminium profile, seamlessly welded, white powder-coated for a high-quality surface finish, suspension cables and mounting accessories supplied, ceiling canopy to be ordered separately. Halogen-free wired luminaire. Length of suspension cables: 3m. Glow wire test: 650°C, luminaire wired halogen-free and silicone-free, dimensions: Diameter 1500 x 85 mm, weight: 11 kg.