2018-12-21 00:00:00 How many emergency luminaires are needed? And where do they have to be mounted? The Thorn VOYAGER Star app delivers the answers and completes the planning task within seconds: After only 3 clicks and the selection of the mounting height, the app displays the maximum distance from the wall to the luminaire and between 2 luminaires. Features of the app: - Easy-to-use planning program for electricians and electrical planners. - Calculates the demand for VOYAGER Star emergency luminaires according to EN 1838. Desired illuminance levels selectable.