TLOF Zone Boundary Lights for Clear Landing and Takeoff Visibility

Parallel (serial) powered all-round vision lights are designed for light marking and visual definition of the boundaries of the landing and lift-off zones (TLOF zone) respectively. The size and configuration of the zones are defined in FAP 69 "Requirements for landing sites located on land or water areas" and the document "ICAO Annex 14 Volume II "Helicopters"". The characteristics of the lights comply with the requirements of the norms of clause 5.3.6 and clause 5.3.8 of ICAO Annex 14 Volume II.