Decorative round LED recessed surface luminaire. Cover made of sheet steel, powder-coated. Frame made of aluminium, powder-coated. Recessed ring: aluminium extrusion profile, powder coated. Light emission through a diffuser in plastic, opal/prismatic. Lightguide and diffuser made of non-yellowing plastic (PMMA). Lateral light emission (RZB SIDELITE® technology) for above-average homogeneous light distribution. Suitable for installation in cavity ceilings. Tool-free mounting system thanks to the rocker arm mechanism (patent pending). Electronic ballast included. Very easy installation thanks to plug & play connection. Perfect for office areas (UGR ≤ 19) and environments with computer screens in accordance with EN 12464-1. Series: TRIONA round Reference Number: 312296.002.12 Colour: white Diameter: 725 mm Height: 2 mm Cut-out diameter: 702 mm Recess height: 100 mm Luminaire: recess height: 89 mm Weight: 12.8 kg Lamp: LED Socket: without socket Colour temperature: 3000K Colour rendering index (CRI): 80 Colour tolerance: 3 SDCM Rated life: 50000 h (L80/B50) System power: 31 W Rated luminous flux: 3750 lm Beam angle Down: 96° Glare evaluation UGR (4H 8H): 18.7 Luminous efficiency: 121 lm/W Light outlet: direct Light sharing: symmetrical Control gear: Converter, dimmable, DALI Voltage: 220 - 240 V / 50 - 60 Hz Protection class: I Luminaires on B10A fuse: 8 Luminaires on B16A fuse: 13 Inrush current / Inrush current duration: 53 A / 200 µs Type of protection: IP 40 Ambient temperature: 25 °C Impact resistance: IK03 Filament test: 650°C - 30 seconds Conformity mark: CE, EAC