LED surface-mounted luminaire with digitally dimmable, DC voltage-compliant LED converter for DALI control with one DALI address for simultaneously controlling central and side area; total power: 29.3 W. LED service life lasts 50000 h before luminous flux is reduced to 85% of the initial value; Chromaticity tolerance (initial MacAdam): 3; Luminaire luminous flux: 3450 lm; Luminaire efficacy: 118 lm/W; Colour rendering Ra > 80, colour temperature 3000 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 lenticular structure for central area for glare-free lighting with UGR < 19 and L65 < 3000 cd/m² and homogeneous appearance, internal 5-pole plug-in terminal block, high quality silver powder-coated aluminium end caps; Luminaire wired with halogen-free leads; Dimensions: 600 x 582 x 69 mm, weight: 6 kg