【】 Shanghai aviation obstruction light aviation obstruction lights where the sale price how much? - Tianyuan Technology Aviation obstruction lights (Aviation Obstruction light) according to national standards, the top 45 meters above the ground over its high-rise buildings must be set beacon lights. For use with general purpose lighting differ, beacon lights are not lit but the long shiny, flash frequency of not less than 20 times per minute, no more than 70 times per minute. Aviation obstruction lights are generally divided into low light intensity, the light intensity and high intensity three kinds, aviation obstruction lights vertical and horizontal distances greater than 45 m building and its facilities can be three kinds of obstacles marker lamps may be used in conjunction with each other. Aviation obstruction lights 90 meters above the ground segment building and its facilities: the use of light intensity aviation obstruction light is red flash, flash frequency should be 20-60 times per minute between effective intensity of the flash is not less than 1600cd; or Use the red high-intensity obstacle lights, making flash effect more pronounced. 150 m above ground building and its facilities, the use of high-intensity obstacle lights and must be white flash, flash frequency should be 20-70 times per minute between the effective light intensity with the brightness of the background may be