Solar? how much do I need? 200 watts? 400 Watts? - Page 2 - Dutchmen Owners
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Old 05-01-2016, 01:28 AM   #21
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Join Date: Feb 2016
Location: Utah
Posts: 83
Utah
Quote:
Originally Posted by VCToyhauler View Post
We've got 4x100 panels, 35A chg ctlr, and a 2k psw inverter. 4 x 12V bats on coach w/1 reserved for gen. Mobile aux bat box & monitor with 4x6V bats added in parallel w/ winch quick power disconnects when boondocking allows for 2 weeks with nights at 25 degrees outside w/furnace running enough to keep the thermostat at 68, without getting up to start the gen (but able to if needed). Will upgrade to 8 panels eventually to hasten recovery on overcast days, but pretty sufficient so far.
What kind of amps are you seeing out of 400 watts being sent to the battery for charging? is your controller a MPPT or PWC
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Old 05-01-2016, 01:35 AM   #22
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When sun is high and clear i'll see 240-260W from the panels. The charge controller is a xantrex C35. Not sure if it is a MPPT.
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2015 Voltage 3800 w/ Epic IV, Int&Ext, Garage Pkgs; 8x100W Solar, 2x Xantrex C35 Charge Controllers, SW2000 Inverter & Monitor; 2005 Chevy Duramax Dually 3500 w/Banks; Kawi KFX700 & Polaris Scrambler 500 ATVs.
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Old 05-01-2016, 01:38 AM   #23
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240-260W @12V i.e. ~20-25A DC.
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2015 Voltage 3800 w/ Epic IV, Int&Ext, Garage Pkgs; 8x100W Solar, 2x Xantrex C35 Charge Controllers, SW2000 Inverter & Monitor; 2005 Chevy Duramax Dually 3500 w/Banks; Kawi KFX700 & Polaris Scrambler 500 ATVs.
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