Rectangular surface-mounted LED luminaire. Housing: aluminium, powder-coated. Diffuser plastic (PS) microprismatic. LED backlight technology for homogeneous illumination of the entire light-emitting surface. Suitable for Ceiling mounting. MultiLumen: 2 steps adjustable luminous flux. Factory setting is the lowest luminous flux. Driver integrated. Suitable for through-wiring. Perfect for office areas (RUG ≤ 19) and environments with computer screens in accordance with EN 12464-1. Series: KALEEA BASIC Reference Number: 312772.002.1 Colour: traffic white (RAL 9016) Length: 1562 mm Width: 325 mm Height: 54 mm Weight: 5.62 kg Lamp: LED Socket: without socket Colour temperature: 4000K Colour rendering index (CRI): 80 Colour tolerance (McAdam): 3 SDCM Rated life: 50000 h (L80/B10) System power: 32 W Rated luminous flux: 4400 lm Beam angle Down: 88° / 84° Glare evaluation RUG (4H 8H): 17.5 Luminous efficiency: 138 lm/W System power 2: 46 W Rated luminous flux 2: 6200 lm Beam angle Down 2: 88° / 84° Glare evaluation RUG (4H 8H) 2: 18.7 Luminous efficiency 2: 135 lm/W Light outlet: direct Light sharing: symmetrical Control gear: Regulated power supply Voltage: 220 - 240 V / 50 Hz, 60 Hz Power factor: 0.95 Protection class: I Luminaires on B10A fuse: 14 Luminaires on B16A fuse: 23 Luminaires on C10A fuse: 24 Luminaires on C16A fuse: 39 Inrush current / Inrush current duration: 23.8 A / 186 µs Ripple current / Flicker: 5 % Total harmonic distortion: 20 % Type of protection: IP 20 Ambient temperature: -20 °C to + 40 °C Impact resistance: IK03 Filament test: 650 °C Conformity mark: CE