The National Electrical Manufacturers Association’s (NEMA’s) Lighting Systems Division has published LSD 11 “White Paper on Outdoor Lighting Issues and Quality Lighting Applications” (last published in 2004). LSD 11 identifies specific lighting issues, defines correct lighting terminology, and provides straightforward technical guidance applicable to outdoor lighting installations. The publication is intended to be used by anyone dealing with the selection, installation or management of outdoor lighting systems. This revision includes updated information on existing regulations, top issues in the industry and lighting technologies.

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NEMA