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Cptnvideo's avatar
Cptnvideo
Nomad
Jun 14, 2022

Series-parallel configurations for solar panels

We have 6 200 watt panels on the roof of our 5th wheel. Considering adding 1 or 2 more panels for those cloudy days. Our 6 panels are arranged as 3 in series, 2 strings parallel. Our Victron MPPT c...
CA_Traveler's avatar
CA_Traveler
Explorer III
Jun 14, 2022
A little more techincal: For panels in series with different amp rating the entire string amp rating will be equal to the lowest panel amps and the string voltage will be the total voltage of all of the panels.

For panel strings in parallel the voltage will be the lower of the 2 strings. Adding a single panel to one string will not be useful.

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