Previously we noted that heat is hard on MPPT due to the panel's loss of voltage with increasing heat. Doesn't bother PWM though, you still get Isc or more. This Spring, I took some measurements p...
At 8 am I get my first usable light at this spot. I turned the panels into it and by the time I checked the inverter bank, it was already above 13v and running at 16.5a. At noon under load I may see closer to 16 so heat does cost me a little.
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