Tyr LED highbay luminaire, IP66, class I, 230V, 50Hz,designed for demanding conditions in industry, retail and public areas. Luminaire luminous flux 28000 lm, system power 280W, in the longitudinal direction wide-angle (100°) and in the transverse direction very narrow beam (22°) light distribution, luminaire efficacy 100 lm/W. Housing made of aluminium is painted in black grey (RAL 7021) and features single compartments per LED board for maximum cooling by air flow handling. Each compartment is equipped with 16 high power quality LED and PMMA lens optic systems; 8 LED compartments are filled; DALI version. The average life time of LED is 100.000 hours (L80B10); colour rendering Ra>80. Light color 4000K neutral-white . Dimensions (L x W x H) 625 mm x 510 mm x 95 mm.PMMA Cover, Protection against mechanical impact IK03. Designed for ambient temperatures between -35° and +50°C. Weight of approx. 12,5kg. Fixation foreseen with suspension cable or suspension chain, also direct ceiling fixation with distance piece is possible. Integrated lighting controls and emergency lighting versions on request.