I have a MPPT 75-15 controller. does it have a built-in circuit to prevent back feeding the PV at night?
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I have a MPPT 75-15 controller. does it have a built-in circuit to prevent back feeding the PV at night?
The mppt is actually in an off state once the pv voltage drops to low to charge. In it's off there should be no power dissipation through the panels.
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