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Battery/solar


WME

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POINTLESS INFO

Setup 280w solar, one panel, 180AH of batteries

Drain, Maxi fan on 90%, run all night.

Battery v at start 13.5 (float v) battery v at sunrise 12.4. Love the low power drain of the Maxi Fan

Battery v back to float before noon.

Ain't perpetual motion kool?

 

 

 

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PM motors can't be beat very efficient. My 100 watt setup will run the fan on low and still charge the battery.

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Its just a basic, simple setup. 280w, 24v single panel. Its was discontinued and sale priced. The replacement panels are 300w.

My RV has a fiberglass roof so I used one of these mounting kit....https://www.ebay.com/itm/ECO-Whole-Set-Solar-Panel-Mounting-Bracket-RV-Caravan-Boat-Corner-Bracket-ABS/232241948536?hash=item3612b2e778%3Am%3AmzY08QvQ5f-7sUoReXQxQgA&var=531463143353. They are glued to the roof with 3M forever boat glue. My roof has a curve to it so I had to massage the brackets a bit. The cables are Dicored to the roof and are run down the refer roof vent.

4 ga wire from the panel to the MPPT controller, 1 ga from the controller to the batteries, the converter also has 1 ga wire to the battery. The controller, converter and the 2 coach batteries are all within 2 ft of each other. Its about a total 20ft run for solar panel cables

 

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