Example: 10-story building with 500 double fluorescent-tube light fittings per floor. A building switched to its saving mode by switching all lights off for eight hours at night and over the weekend. | ||||||||||
Note | Times/Hours/Amount Used | Days Per Week Used | Days Used in One Year | Consumption of Resource | Total Use of Resource | Cost of Resource Per Unit | Total Resource Cost in One Year | Estimated Implementation Cost | Estimated Savings in Five Years | Estimate Pay Off Time |
Without Implementation | 24 Hours | 7 | 365 | 0.72 KW/h | 31 Million 536 Thousand KW | $ 0.27 | $ 8 Million 514 Thousand 720 | - | - | - |
With Implementation | 16 Hours | 5 | 245 | 0.72 KWh | 16 Million 112 Thousand KW | $ 0.27 | $ 3 Million 810 Thousand 240 | - | $ 23 Million 522 Thousand 400 | Instant |