42188204 LANOS M 2500-930 OP HL COZM WH Decor. round wall and ceiling luminaire LANOS OPAL; LED service life lasts 50000 h before luminous flux is reduced to 80% of the initial value. Luminaire efficacy: 120 lm/W; Total luminous flux: 2300 lm; Colour rendering Ra > 90, colour temperature 3000 K; Luminaire with Dali dimmable driver and corridor function (100 %, 100 % - 10 % - 0 %) with microwave sensor (wired pulse generator); with LED converter; Chromaticity tolerance (initial MacAdam): 2; premium luminaire housing made of polycarbonate in colour white; (similar to RAL 9016); opal optic; Product with two individually controllable direct light parts: the outer ring and the centre part. The ring with switchable driver is always on while powered, with the centre part reacting to presence detection; The luminaire can act as wired Initiator luminaire for HL COZ products; outer ring not dali-dimmable; HALO Ring with a switchable driver is always on while powered, while the center part is reacting to presence detection from the Initiator luminaire (COZM).; Impact strength: IK08 and protection rating IP54. Dimensions: Ø396 x 69 mm; weight: 2.31 kg