Forum Discussion

howardwheeler's avatar
howardwheeler
Explorer
Apr 15, 2017

What happens when a solar panel makes too many amps?

What happens when panels produce on occasion more amps than the controller is rated for? For instance, in my case I have a 60 amp Morningstar MPPT controller but my three 315 watt panels could under i...
ktmrfs's avatar
ktmrfs
Explorer II
Apr 16, 2017
the panel doesn't "make" excess power. it will only deliver either the max power that it is capable of given the solar energy, or the max power that the controller can deliver to the load, whichever is smaller.

think of it this way. your honda generator can output 2000VA, BUT it ONLY does that when the load needs that many VA, otherwise it only delivers the power the load needs.

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