| Light Source |
HPS |
LTTS Induction Lamp |
| Wattage |
250W(per lamp) |
150W ( per lamp ) |
| No. of Fixtures |
548 Sets
|
548 Sets |
| Luminous Efficacy |
Low Efficacy, severe luminous Decline, Poor CRI |
High Efficacy, Low Luminous Decline Excellent CRI |
Life Hours
|
8000 hrs, (1 year@24 hrs/Day) (Change 548 Bulbs Every Year) |
100,000 hrs. (10 years @ 24
hrs/Day)
( Chang ZERO bulbs for 5
Years ) |
Electric Cost
|
USD 7,253/month
USD 87,035/year |
USD 4,231/month USD 50,771/year |
Maintenance Charges
|
USD 5,641/year |
USD 0/year |
Total Cost
|
USD 92,677/year |
USD 50,771/year |
Electric Bill Saving
|
USD 41,906 |
Energy Saving
|
50,005 kW*h/month
600,060 kW*h/year |
39,171 kW*h/month 350,052 kW*h/year |
| Total Energy Saving |
250,008kW*h/year |