42189944 MLinf AA LED4800-840 L LDO SR LED surface-mounted luminaire with digitally dimmable, DC voltage-compliant LED converter for DALI control with two DALI addresses for separately controlling central and side area. LED service life lasts 100000 h before luminous flux is reduced to 90% of the initial value. Chromaticity tolerance (initial MacAdam): 3. Luminaire luminous flux: 4840 lm, Luminaire efficacy: 139 lm/W. Colour rendering Ra > 80, colour temperature 4000 K. Despite maximum quality control, recognisable colour differences between luminaires with the predefined binning may occur with cluster applications. To achieve a uniform appearance, we recommend consulting a lighting consultant with intended cluster or continuous row installations. Diffuse side areas for pleasant ambient lighting and high quality lens optic (Advanced Crystal Optic) for central area for glare-free lighting with UGR < 19 and L65 < 3000 cd/m² and rich-contrast appearance, internal 5-pole plug-in terminal block, high quality silver powder-coated aluminium end caps; Luminaire wired with halogen-free leads; Dimensions: 1151 x 349 x 69 mm, weight: 8.2 kg