
11/24/09, 01:03 PM
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Seeking Sustainability
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Join Date: Aug 2009
Location: Painted Desert, Arizona
Posts: 315
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We're using a Kenmore EnergyStar rated 15 cu. ft. upright refrigerator. We power the frig, computers, satellite internet, lights, small appliances, etc. with 6 125 watt panels. During sunny to partly sunny days we do ok on power for ourselves and the business. On cloudy days we're running the generator for a few hours each day to keep the batteries at reasonable power levels.
Before the frig we ran with 5 panels and could go for 7 cloudy days before having to consider running the generator. Luckily we don't get that many cloudy days here. Probably only run the generator for backup power 10 - 15 days a year max.
My advice is to go with EnergyStar appliances when possible, compare energy consumption figures, and go with the smallest size you can live with. Generally speaking (but not always), smaller means less energy. Again, check and compare energy consumption rates.
We've used propane refrigerators some and have found them to perform poorly when it's warm in the summer. They are also very expensive compared to 120V AC refrigerators. Our neighbor bought a 10 cu. ft. propane frig for about $1200. We spent about $400 on our 15 cu. ft. Kenmore.
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