Case Study LSI INDUSTRIES INC. ♦ 10000 Alliance Road ♦ Cincinnati, Ohio 45242 ♦ (800) 436-7800 ♦ www.lsi-industries.com 4263 6/12 INSTALLATION SUMMARY Number of Fixtures: 412 Number of controllers: 107 Number of Zones: 4 Types of lights: 120W LED Ballast: Dimmable 0-10V Peak Power Consumption: 24.0 KW Avg. Daily Power Consumption: 470 KWh (using Virticus controls) Energy Consumption & Savings per year: Old System: 547,500 KWh/year New System: 171,550 KWh/year Savings today: $45,047/year Savings expected by 2017: $67,502/year Payback period for controls (before rebates & incentives): <10 months At just under 6 million square feet, West Edmonton Mall is the size of a small city and is home to more than 800 stores and services including 10 world-class attractions, two hotels, and over 100 dining venues. The average yearly visitation is approximately 30.8 million, making West Edmonton Mall the province’s number-one tourist attraction. West Edmonton Mall - Alberta, Canada
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Case Study
LSI INDUSTRIES INC. ♦ 10000 Alliance Road ♦ Cincinnati, Ohio 45242 ♦ (800) 436-7800 ♦ www.lsi-industries.com 4263 6/12
INSTALLATION SUMMARYNumber of Fixtures: 412Number of controllers: 107Number of Zones: 4Types of lights: 120W LEDBallast: Dimmable 0-10V Peak Power Consumption: 24.0 KWAvg. Daily Power Consumption: 470 KWh (using Virticus controls)Energy Consumption & Savings per year: Old System: 547,500 KWh/year New System: 171,550 KWh/year Savings today: $45,047/year Savings expected by 2017: $67,502/yearPayback period for controls (before rebates & incentives): <10 months
At just under 6 million square feet, West Edmonton Mall is the size of a small city and is home to more than 800 stores and services including 10 world-class attractions, two hotels, and over 100 dining venues. The average yearly visitation is approximately 30.8 million, making West Edmonton Mall the province’s number-one tourist attraction.
West Edmonton Mall - Alberta, Canada
LSI INDUSTRIES INC. ♦ 10000 Alliance Road ♦ Cincinnati, Ohio 45242 ♦ (800) 436-7800 ♦ www.lsi-industries.com 4263 6/12
72 Hour Energy Meter Data
The Impact of Dimming
Prior to conversion the site consumed 1500 KWH per day with a peak demand of 80KW. After conversion the daily consumption reduced to 470 KWH and a daily peak of 24KW. The Net result: >70% reduction in operating cost
The POWER of Cont ro l s
120W LED - 100% 60W LED - 50% 12W LED - 10%
Original Lighting400W High Pressure Sodium
New LED Lighting
Before Virticus After Virticus
6/3 0h 6/3 12h 7/3 0h 7/3 12h 8/3 0h40
50
60
70
80
6/3 0h 6/3 12h 7/3 0h
Daily Schedule
7/3 12h 8/3 0h40
50
60
70
80
Tota
l (KW
)
8/5 0h 8/5 12h 9/5 0h 9/5 12h 10/5 0h14
16
18
20
22
24
26
Dimming Schedule:
Tota
l (KW
)
Sunset - 100% 9pm - 70% Midnight- 30% Sunrise - 0%
DaylightHarvesting
Daily Schedule
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