Forum Discussion
red31
Dec 27, 2014Explorer
pianotuna wrote:
Hi,
My interpretation of the reason for high temperatures is that pwm panel voltage may be below the 14.8 volts needed to complete the charging on a lead acid jar. That can not happen with MPPT because voltage drop is not going to be from 34 down to 14.8 EVER (maybe on Venus?).
They lost me when they stopped comparing PWM/MPPT with the same single 12v panel.
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