TT105E-LI-XOL500XOL32100S Low Intensity Aviation Obstruction Lighting System for telecommunication towers

Solution Series No.: TT105E-LI-XOL500XOL32100S

Telecommunication towers (painted)

Structure Type



Obstruction Lighting Arrangement

  • Two OL500 low intensity obstruction light is on top of a tower, red steady/flashing>500cd at night
  • 2-4 OL32S/OL100S low intensity single obstruction lights are on the middle of the tower, red steady>32.5cd at night

Standard Reference

Key Points


Operation Time


Illumination Color

2 levels

OB Levels

Low Intensity

Intensity Type

Electric powered

Power Type


Built-in photocell, External photocell, Control box

Control Type

Not Available


Through built-in dry contacts in OB lights, Through dry contacts in control box

Alarm Via

Battery backup box for DC OB system, UPS backup box for AC OB system

Backup Power

Solution Products

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