Understanding KWH - how does it affect generator size.
Understanding how you use energy is the key to planning for a generator system for your home. The table below shows the typical wattage associated with various home appliances and will help you understand the factors that affect generator size. There are two primary considerations - Running Watts and Starting Watts. Running watts represent the stead-state wattage, while Starting Watts represent the initial starting wattage required when the appliance first starts.
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Wattage Reference Guide
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Appliance
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Running Watts
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Starting Watts
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AC 3 Ton
|
2880 |
8640 |
AC 4 Ton
|
4560 |
13680 |
AC 5 Ton
|
6240 |
18720 |
Electric Dryer
|
5000 |
6400 |
Gas Dryer
|
700 |
2100 |
Clothes Washer
|
1200 |
2400 |
Coffee Maker
|
1000 |
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Electric Range (per element)
|
1200 |
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Electric Oven
|
4000 |
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Microwave Oven
|
1000 |
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| Freezer |
700 |
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| Refrigerator |
700 |
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Electric Water Heater
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4500 |
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Gas Furnace Fan
|
700 |
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Electric HP Strip Heat (8,000 to 15,000)
|
10000 |
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Garage Door Opener
|
500 |
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Hair Dryer
|
1200 |
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Sump Pump
|
800 |
1000 |
Well Pump
|
2400 |
3200 |
Entertainment (500 watts per device)
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500 |
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General Purpose Lighting (per bulb)
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100 |
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