Reliability in
Part Number: 100755

Photocell for twilight-night intensity change in accordance with ICAO and FAA for all OBSTA 48Vdc lights or for the change of color and light-intensity of the led obstaflash series

  • plug-in modular construction with plated contact surfaces
  • automatic control of the red or dual obstruction lighting according to ambient light in compliance with FAA and ICAO twilight/night triggering level
  • timer to prevent the functioning of the cell at inopportune times (lightning)

The ambient light sensor should be mounted upright, away from artificial light (eg., floodlights), and in a location that will enable its sensor window to have an unobstructed view of the polar sky (eg., pointed north in the northern hemisphere).

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Main voltage 48VDC (-10%; +15%)
Average wattage 1.5VA
Max. admissible current 10A contact closed in darkness
IP degree IP67
Wiring by 3 screw terminals
Operating temperature Tu -25°C/+60°C
Weight 300g
Wire cross section up to 6mm²
Attachment by harness and screws
Standards compliance ICAO annex 14 chapter 6, FAA (AC 150/5345-43H), EASA, DGAC, CAA (CAP 168)