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Commercial Energy Audit‐Lighting John Rice, CEM Yankee Energy Solutions, Inc. (207) •Proper light levels required IESNA recommendations State/local standards Lumens per watt 13.8 57.1 73.1 ... Fetch Doc
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2012 Energy Auditing Techniques for Sma ll and Medium Commercial Facilities 11 Lighting Concepts Term Units • Luminous Flux Lumens • Measured in lumens per ft2 (footcandles) • Also measured in lux • Ballast is required • Comes in wide variety of shapes ... View Doc
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In lumens per watt (lpw) Footcandle – the amount of light in a one square foot space exactly one foot from a standard candle Background N.C. Division of Pollution Prevention and Environmental Assistance (919) 715-6500 (800) 763-0136 Many lighting choices exist for industrial settings. ... View Doc
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Observer, expressed in lumens per square foot. lighting required by law to be installed on surface vehicles and aircraft; (3) A great deal of commercial lighting is used to advertise, not for security. Only ... Document Viewer
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LIGHTING FUNDAMENTALS - Clean Air Counts - A Chicago Region ...
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