42191039 CLEVO MSC 3400-840 L1580 LDO BK BKM TEC2 Slender Luminaire with TECTON II connection with prismatic light chamber system with integrated LED driver. LED, Slave luminaire for DALI control (DALI only) with LED converter. LED service life lasts 50000 h before luminous flux is reduced to 90% of the initial value. Chromaticity tolerance (initial MacAdam): 3. Luminaire luminous flux: 3390 lm, Luminaire efficacy: 144 lm/W. Colour rendering Ra > 80, colour temperature 4000 K. Glare control to UGR<19. Light control and glare reduction of the direct light component via light chamber system with prismatic light emission surface in black, matt. Closed optical system with protective covers on LED modules to prevent damage from electrostatic discharge, luminaire housing of extruded aluminium section, powder coated in black with visible side height of 27mm, diecast aluminium end pieces coated in black luminaire colour. Rear cover made of sheet steel, powder-coated white. Luminaire wired with halogen-free leads. Luminaire with TECTON II adapter for simple and straightforward installation of luminaire on the TECTON II continuous-row lighting system Luminaire mounting is also possible as a continuous row using accessories. Dimensions: 1580 x 128 x 39 mm. Weight: 4.5 kg.