Flat highbay luminaire for chain or cable suspension with 6 LED modules that can be swivelled. Housing: die cast aluminium and sheet steel, powder-coated. Optimised thermal management thanks to special luminaire design. "Self-cleaning" heat sink for constant heat dissipation. Cover: plastic (polycarbonate, shockproof), with integrated four-row lens system. LED modules can be swivelled ± 30° for optimum illumination. CLO control for constant light output over the entire service life. Suitable for chain or steel cable suspension (to be provided on site). With 5-pin connection terminal (1.5 m). With integrated movement sensor and light sensor for daylight detection on request. Ball impact proof in accordance with DIN 18032-03 (except steel cable suspension). Luminaires with limited surface temperature in accordance with DIN EN 60598-2-24 for use in environments in which a deposit of conductive dust on the luminaire can be expected. DALI converter is compatible with DC, suitable for central battery system. Series: LIGHT CASE Reference Number: 921691.002.76 Colour: white Length L: 956 mm Width B: 397 mm Height H: 110 mm Weight: 14.8 kg Lamp: LED Socket: without socket Colour temperature: 4000K Colour rendering index (CRI): 80 Colour tolerance: 3 SDCM Rated life: 50000 h (L80/B10) System power 1: 335 W Rated luminous flux 1: 53300 lm Beam angle Down 1: 80° / 81° Glare evaluation UGR (4H 8H) 1: 24.3 Luminous efficiency: 159 lm/W Light outlet: direct Light sharing: symmetrical Control gear: Converter, dimmable, DALI Voltage: 220 - 240 V / 0 Hz, 50 - 60 Hz Power factor: 0.9 Protection class: I Luminaires on B10A fuse: 2 Luminaires on B16A fuse: 4 Luminaires on C10A fuse: 4 Luminaires on C16A fuse: 6 Inrush current / Inrush current duration: 30.6 A / 61 µs Ripple current / Flicker: 4 % Total harmonic distortion: 20 % Type of protection: IP 65 Ambient temperature: -30 °C ... + 55 °C Impact resistance: IK05 Filament test: 850°C - 30 seconds Safety marks: Ball impact proof in accordance with DIN 18032-03 Conformity mark: CE, EAC