Cable size for 160W portable solar panel
Have 2 trailers. Trailer #1 has an existing 30A PWM charge controller being fed by a single 160W roof mounted panel. The controller is about 2' from the 2 6v batteries with a shunt between them for th...
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No, not when using a pwm controller. The PV voltage going into the controller needs to be greater than battery voltage plus voltage drop from cables.
Padlin wrote:
With the 2 panels connected to the controller, does the lower voltage of the two drag down the higher?
