42952581 MIRL NIV LED3800-Z40 M600L LDO KA Modular LED ceiling-recessed luminaire with lens optic. , Slave luminaire for DALI control (DALI only) with LED converter; LED service life lasts 50000 h before luminous flux is reduced to 70% of the initial value. Chromaticity tolerance (initial MacAdam): 2. Luminaire luminous flux: 3790 lm, Luminaire efficacy: 97 lm/W. Colour rendering Ra > 90, colour temperature 4000 K (Zumtobel Spectrum). Symmetric wide distribution luminaire . Light control via square lens optic for glare-free light distribution with UGR < 16 and L65 < 1000 cd/m² as per EN 12464:2011; low dirt sensitivity and simple cleaning; flat sheet steel luminaire housing with enamelled finish in white; ; installation as height-adjustable luminaire for cut ceiling apertures and modular ceilings with concealed or visible grid system; please order fixing kit separately; Luminaire wired with halogen-free leads; Dimensions: 1198 x 298 x 74 mm, weight: 6.79 kg