4058075080010 SURFACE CIRCULAR 350 SURFACE CIRCULAR 350 18 W 3000 K IP44 WT Round wall- and ceiling-luminaire for Indoor use. Build-in driver included, switchable. Screwless connector with 3 pole screwless push terminal with double inputs. Through wiring possible. Cable cross sections up to 3x2.5mm². Nominal wattage: 18.00 W, Luminous flux: 1440 lm, Luminous efficacy: 80 lm/W, Standard deviation of color matching: ≤5 sdcm, Color rendering index > 80, Color temperature: 3000 K, Flicker: < 5 %, Lifespan L70/B50 at 25 °C: 30000 h. Housing made from coated sheet-steel. White color closest equivalent RAL 9016, matt finish. Spherical, opal diffusor in Polymethyl methacrylate (PMMA). Rotationally symmetric wide light distribution. Surface mount lumainaire for wall and ceiling installation. For mounting on normally flammable surfaces. Indoor use only, not suitable for outdoor use, temperature range -20...+40 °C. CE/CB/TÜV SÜD/EAC Protection class I, IP code IP44 cieling mounted, IP20 wall mounted. IK code IK03. Dimensions: 350.00 mm x 115.00 mm, weight: 600.000 g.