Ideal solution for tunnels Modular structure with Heper’s patented Milestone® LED module Luminous flux: from 6800lm up to 24000lm with Milestone® LED modules Color temperature: 6800lm up to 24000lm Counterbeam, probeam, symmetrical and asymmetrical light distribution options for tunnel’s different zones such as entrance, interior and exit zones Multifaceted micro-reflection system with anti-glare feature CRI 4000K > 70, 3000K > 80 Optimized PCB Design; aluminum PCB or FR-4 PCB with touchdown technology Corrosion resistant aluminum housing Electrostatic powder coating Color: standard HM1 to HM5, optional RAL codes IP66, IK08 Safety class: CLASS I Control system (optional): 1-10V, DALI Operating temperature: -30°C - +55°C Complies with European Standards EN 60598, CE and ENEC certified