|
How much will your house lights cost?
|
KUSA - Xcel Energy provided the following data so you can
know how much it will cost to light up your house for the holidays.
| 100 Lamp Strand of Christmas Lights |
| Volts |
Amps |
Watts |
kW |
| 120 |
0.2 |
24 |
0.024 |
| Cost for various strands of lights (100 lamps on each strand) |
| kW/Strand |
Number of strands |
Total number of lamps |
Total kW |
Number of hours lights are on per day |
Total kWh per day |
Days per month |
kWh per month |
$/kWh |
Cost per month ($) |
Cost for season (assume two months) - $ |
| 0.024 |
1 |
100 |
0.024 |
5 |
0.12 |
30 |
3.6 |
$0.084 |
$0.30 |
|
| 0.024 |
15 |
1,500 |
0.36 |
5 |
1.8 |
30 |
54 |
$0.084 |
$4.54 |
$9.07 |
| |
20 |
2,000 |
0.48 |
5 |
2.4 |
30 |
72 |
$0.084 |
$6.05 |
$12.10 |
| |
25 |
2,500 |
0.6 |
5 |
3 |
30 |
90 |
$0.084 |
$7.56 |
$15.12 |
| |
50 |
5,000 |
1.2 |
5 |
6 |
30 |
180 |
$0.084 |
$15.12 |
$30.24 |
| |
100 |
10,000 |
2.4 |
5 |
12 |
30 |
360 |
$0.084 |
$30.24 |
$60.48 |
| 0.024 |
6,000 |
600,000 |
144 |
5 |
720 |
30 |
21,600 |
$0.084 |
$1,814.40 |
$3,628.80 |
| 100 LED Lamp Strand of Christmas Lights |
| Volts |
Amps |
Watts |
kW |
| 0 |
0 |
4 |
0.004 |
| Cost for varios strands of lights (100 lamps on each strand) |
| kW/Strand |
Number of strands |
Total number of lamps |
Total kW |
Number of hours lights are on per day |
Total kWh per day |
Days per month |
kWh per month |
$/kWh |
Cost per month ($) |
Cost for season (assume two months) - $ |
| 0.004 |
1 |
100 |
0.004 |
5 |
0.02 |
30 |
0.6 |
$0.084 |
$0.05 |
|
| 0.004 |
15 |
1,500 |
0.06 |
5 |
0.3 |
30 |
9 |
$0.084 |
$0.76 |
$1.51 |
| |
20 |
2,000 |
0.08 |
5 |
0.4 |
30 |
12 |
$0.084 |
$1.01 |
$2.02 |
| |
25 |
2,500 |
0.1 |
5 |
0.5 |
30 |
15 |
$0.084 |
$1.26 |
$2.52 |
| |
50 |
5,000 |
0.2 |
5 |
1 |
30 |
30 |
$0.084 |
$2.52 |
$5.04 |
| |
100 |
10,000 |
0.4 |
5 |
2 |
30 |
60 |
$0.084 |
$5.04 |
$10.08 |
| 0.004 |
6,000 |
600,000 |
24 |
5 |
120 |
30 |
3,600 |
$0.084 |
$302.40 |
$604.80 |
|
|
