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Published byAmice Greer Modified over 9 years ago
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Take a Bite Out of Lighting Loads With LEDs Stephen Williams Toshiba Sales Support Manager
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Some LED Advantages Less electricity 18w LED = 100w PAR38 No maintenance for years 50,000 LED vs.10,000 CFL Improved light quality 80 CRI LED vs. 25 CRI HPS Reduce HVAC cooling load Advanced control options
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IncandescentCFLLED LIFE1,000 hrs10,000 hrs50,000 hrs Lumens Per Watt1050-6070-90 Radiated Heat85 Btu/hr30 Btu/hr3.4 Btu/hr MercuryNoYesNo UV RadiationMinimalYesMinimal Instant BrightYesNoYes DurabilityFragile Durable Optical Efficiency50 70-80 Indoor LED Advantages
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Expected ROI 1.17 Years Case Study: LUGGAGE & LEATHER Sugar Land, Texas
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Outdoor LED Advantages Uses much less electricity Dark Sky Friendly Much Longer Life Better Uniformity & CRI
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Roadway Luminaires Comparison 300+ Total Watts 20,000 Hour Life Yellow-Orange Light CRI <25 Uneven Uniformity Many Not Sky Friendly 250 HPS 81 Total Watts 100,000 Hour Life Natural White Light CRI >70 Excellent Uniformity Dark Sky Friendly 36 LED VS.
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Alamo Street, San Antonio, Texas 87 Watt LED Replacing 25,000 250 Watt HPS Expected Savings 23,325,000 KWH Per Year Equivalent to 1,600 Homes’ Energy Use
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$2.3 Billion Savings Potential Source: U.S. Department of Energy As of 2012 44 Million Streetlights 1 Million LED Only 2% LED USA Streetlights
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$3.5 Billion Savings Potential 54 Million Parking 0.6 Million LED Only 1% LED Source: U.S. Department of Energy As of 2012 USA Parking Lights
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Much Smarter Lights Establishing Communications Power Usage Measurement Need Service Alarms On/Off & Dimming Motion Sensors Cameras Other
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LED Attributes Recap Durability Longer Life Energy Savings Less Light Loss Dark Sky Friendly Mercury Reduction Less Radiated Heat Dimmable & Controllable Better Overall Quality of Light
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