YOU SAVE ON MANTENANCE FEES OVER PERIOD OF 10 YAERS
SAVINGS
NONE
$4,375 USD/year
RELATED SAVINGS
You save on maintenance fees for 18 sets explosion-proof lamps over a period of 10 years You save on maintenance fees for high ceiling areas (Gas stations are 5 M high)
CONCLUSION
USING A NEW LIGHT SOURCE, WHILE INCREASING THE BRIGHTNESS, BUT USING FEWER LAMPS, THERE IS AN ENERGY SAVINGS OF MORE THAN 70%, WHILE OBTANING A 75% STRONGER LUMINOUS EFFICACY
STREET LAMP CASE HIGH PRESSURE SODIUM LAMP VS INDUCTION LAMP VS LED
LIGHT SOURCE
INDUCTION LAMPS
HIGH PRESSURE SODIUM LAMP
LED
POWER CONSUMPTION (W)
150
450
200
BALLAST POWER CONSUMPTION (W)
15
65
18
TOTAL POWER CONSUMPTION (W
165
515
218
LUMINOUS FLUX (LM/W)
80
120
60
VISIBLE FLUX (PLM/W)
145
90
100
LUMEN DEPRECIATION (2000HRS
VERY LOW (5%)
HIGH (~30%)
HIGH (~25%)
AVERAGE LIFESPAN
MORE THAN 100,000 HOURS
15,000 HOURS
30,000-50,000 HOURS
HOURS OF US AGE
12
12
12
POWER CONSUMPTION
723 kW/YEAR 7,227 kW/ 10 YEARS
2,256 kW/YEAR 22,557 kW/ 10 YEARS
955 kW/YEAR 9,548 kW/ 10 YEARS
ELECTRICAL BILL (0.15 USD/ kWh) OVER A PERIOD OF 10 YEARS
$1,084 USD
$3,387 USD
$1,433 USD
LAMP TUBE CONSUMPTION OVER A PERIOD OF 10 YEARS
$0 USD
$1, 172 USD
$1,055 USD
RELATED SAVINGS OVER A PERIOD OF 10 YEARS
INDUCTION LAMPS’ LIFESPAN BEING 10 YEARS OR MORE, YOU MIGHT NO NEED TO CHANGE LAMPS YET!
MAINTENANCE FEES FOR AN AVERAGE CHANGING RATE OF 1.5 YEARS
MAINTENANCE FEES FOR AN AVERAGE CHANGING RATE OF 5 YEARS (ONE MUST ALSO CONSIDER LED LUMEN DEPRECIATION OF 65%)