IES LEM-1-99
- Recommended Procedure for Determining Interior and Exterior Lighting Power Allowances
- standard by Illuminating Engineering Society, 08/08/1999
- Category: IES
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This Lighting Energy Management procedure is excerpted in its entirety directly from ASHRAE/IESNA Standard 90.1-1999 for the convenience of those whose interest is only in this aspect of the complete document. It contains the prescriptive provisions of Standard 90.1-1999 Chapter 9, Lighting. Initial development of Standard 90.1-1999 began in early 1990 following the publication of the 1989 version.
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