Minimalist ceiling and wall luminaire with light emission on three sides. Housing: extruded aluminium profile, anodised or powder-coated. End cap anodised aluminium or powder-coated. Diffuser made of non-yellowing plastic (PMMA), opal. Suitable for ceiling mounting, wall (surface). External driver with connecting cable. Series: LESS IS MORE 21 Reference Number: 312239.000.1 Colour: anodised aluminium Length: 1508 mm Width: 21 mm Height: 36 mm Weight: 1.42 kg Lamp: LED Socket: without socket Colour temperature: 4000K Colour rendering index (CRI): 80 Colour tolerance: 3 SDCM Rated life: 60000 h (L80/B10) System power: 25 W Rated luminous flux: 2550 lm Beam angle Down: 180° / 118° Glare evaluation UGR (4H 8H): 25.4 Luminous efficiency: 102 lm/W Light outlet: mainly direct Light sharing: symmetrical Control gear: Constant voltage supply Voltage: 220 - 240 V / 50 - 60 Hz Power factor: 0.95 Protection class: II Luminaires on B10A fuse: 13 Luminaires on B16A fuse: 21 Luminaires on C10A fuse: 22 Luminaires on C16A fuse: 35 Inrush current / Inrush current duration: 21 A / 275 µs Ripple current / Flicker: 2.7 % Type of protection: IP 20 Ambient temperature: 25 °C Impact resistance: IK00 Filament test: 650°C - 30 seconds Test marks: ENEC, VDE Conformity mark: CE, EAC