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Medium Light Intensity Obstacle Lamp Index Category
- Dec 31, 2017 -

1, the ground below 45 meters, the more open place should be set low air barrier lights, often red light.
2, above ground 45 meters, below 105 meters of buildings and their facilities: the use of light type B air barrier lights for red flash, flash frequency should be 20-60 times per minute, effective light intensity of 2000cd±25%.
3, from the ground 105 meters above the type a air barrier lights using light intensity, white flash, effective light intensity (2000-20000CD) ±25%.
4, the ground 150 meters above the buildings and facilities, the use of high-strength grating lamp must be white flash, flash frequency should be 20-70 times per minute, effective light intensity with background brightness, 24 hours a day work.