42188206 LANOS M 3500-930 OP HL COZ BK Decor. round wall and ceiling luminaire LANOS M; LED service life lasts 50000 h before luminous flux is reduced to 80% of the initial value. Luminaire efficacy: 121 lm/W; Total luminous flux: 3250 lm; Colour rendering Ra > 90, colour temperature 3000 K; Luminaire with Dali dimmable driver and corridor function (100 %, 100 % - 10 % - 0 %) - wired pulse receiver; with LED converter; Chromaticity tolerance (initial MacAdam): 2; premium luminaire housing made of polycarbonate in colour black; (similar to RAL 9005); opal optic; Product with two individually controllable direct light parts: the outer HALO ring and the centre part. The ring with switchable driver is always on, while the centre part reacts to the presence signal of the initiator luminaire (HL COZM).; from the motion detector (100%-10%-0%) of the initiator luminaire (HL COZM). Luminaire can function as a wired follower luminaire for HL COZ/COZM products; controlled via DALI dimmable drive, can serve as follower for HL MWS product; 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: 2.27 kg