Decorative round LED surface-mounted luminaire. Base: metal, powder-coated. Frame: extruded anodised aluminium profile. Diffuser opal/microprismatic. Lightguide and diffuser made of non-yellowing plastic (PMMA). Lateral light emission (RZB SIDELITE® technology) for above-average homogeneous light distribution. Suitable for ceiling mounting, wall (surface). Very easy installation thanks to plug & play connection. Driver integrated. Series: SIDELITE round Reference Number: 311997.000 Colour: silver, matt (approx. RAL 9006) Diameter: 348 mm Height: 50 mm Weight: 2.48 kg Lamp: LED Socket: without socket Colour temperature: 3000K Colour rendering index (CRI): 80 Colour tolerance: 3 SDCM Rated life: 50000 h (L70/B10) System power: 18 W Rated luminous flux: 1900 lm Beam angle Down: 96° Glare evaluation UGR (4H 8H): 21.7 Luminous efficiency: 106 lm/W Light outlet: direct Light sharing: symmetrical Control gear: Regulated power supply Voltage: 230 V / 0 Hz, 50 Hz, 60 Hz Power factor: 0.95 Protection class: I Luminaires on B10A fuse: 12 Luminaires on B16A fuse: 20 Inrush current / Inrush current duration: 30 A / 200 µs Ripple current / Flicker: 3 % Total harmonic distortion: 10 % Type of protection: IP 40 Ambient temperature: 25 °C Impact resistance: IK03 Filament test: 650°C - 30 seconds Conformity mark: CE, EAC