ENERGY USAGE ANALYSIS
Performance Comparison
AC Magnetic, AC Electronic, and InContinuum
DC Electronic Lamp/Ballast Combinations
DC
AC
F32T8DC
F32T8AC
F40T12
F40T12
2-lamp
2-lamp
2-lamp
4-lamp
Power Consumption(Watts) 57 63 89 178
Light Output(Foot-Candles @ 6 ft.) 126 95 85 155
Foot-Candles/Watt 2.21 1.51 0.96 0.87
Efficiency vs. F40T12AC(4-lamp) 253.85% 173.17% 1.10 --
Efficiency vs. F40T12AC(2-lamp) 231.46% 157.89% -- --
Efficiency vs. F32T8AC 146.59% -- 63.34% 57.75%
Efficiency vs. F32T8DC -- 68.22% 43.20% 39.39%
Watts/Foot Candle 0.45 0.66 1.05 1.15
ENERGY USAGE ANALYSIS
Before: Room with 16 4-Lamp 2x4 Troffers using F40T12 Lamps and Magnetic Ballasts
After: InContinuum System with 16 2-Lamp Fixtures using F32T8 Lamps and DC Ballasts
Cost(Mo.) Cost
Fixtures Total Watts kWh/Mo. @$.05/kWh (Yearly)
Before
16 @178 Watts x 10 Hours/Day 28,480 854.4 42.72 512.64
After
16@57 Watts x 10 Hours/Day 9,120 273.6 13.68 164.16
Savings
19,360 580.8 29.04 348.48