Belysningsindretning og belysningsarrrangement til belysning af det indre af et tårn eller en tunnel

摘要

The illumination device (1) comprises several mutually spaced illuminating units which are connected to the electrical wires which are electrically conductive with each other through a cable or several cable sections (4). Each illumination unit comprises a housing (5) which is designed to be partly transparent and is provided with two light sources which emit light in directions facing away from each other. The housing cover (7) is completely or partially made of a transparent good light transmissive material.