WebThe BUG system is quite elegant in that the backlight, uplight, and glare ratings are easily calculated from the luminaire manufacturer’s photometric data reports. … Web9 feb. 2024 · BUG Ratings** Per TM-15-11 30W 3,300 B1 U0 G1 3,300 B1 U0 G1 50W 5,000 B1 U0 G2 * Initial delivered lumens at 25 C (77 F). Actual production yield may vary between -10 and +10% of initial delivered lumens ** For more information on the IES BUG (Backlight-Uplight-Glare) Rating visit: Initial Delivered Lumens:
RUL Series - Commercial & Industrial LED Lighting
Web1 jul. 2024 · May 9, 2024. #1. Backlight, Uplight, and Glare (BUG) Ratings are used to evaluate luminaire optical performance related to the potential for light trespass, sky glow, and high-angle brightness control. These ratings are based on zonal lumen calculation for secondary solid angles defined in the IES Technical Memorandum—Luminaire … WebSome IES files will have the BUG rating in the description at the beginning of the file. There are a couple places you can get free BUG ratings from your IES files, for example, here and here. After you open the file, the second page of the report will show the BUG rating. It will be written similar to this: “B1 – U0 – G2.” mpfso section 19
BUG Rating from similar IES file LEEDuser
WebA BUG Rating stands for backlight, uplight, and glare. Backlight (B) is the light directed behind the fixture, uplight (U) is any light directed upward above the horizontal plane of … Web21 mei 2024 · IES TM-15-20 Luminaire Classification System for Outdoor Luminaires. standard ... (BUG) ratings. Product Details Published: 05/21/2024 ISBN(s): 9780879953881 Number of Pages: 19 File Size: 1 file , 2.8 MB Note: This product is unavailable in Ukraine, Russia, Belarus Document History. IES TM-15-20 currently viewing. May ... WebIES BUG Ratings Explained BUG is a new numerical classification system for site lighting fixtures to estimate light trespass, pollution, and glare, replacing the … mpf south carolina