Wrenches
In the am it will latch up but in the hotter days the inverter may not
reconnect in the event of corrected outage resulting in no production
through the rest of the day, if the VMPPT falls below minimum tracking you
might not get much production due to fixed power settings. I have seen this
issue from other combo's.
Suggest either a different inverter or module.
Jerry

On Wed, Apr 13, 2022, 1:56 PM Drake Chamberlin via RE-wrenches <
[email protected]> wrote:

> I'm concerned that a microinverter - module pair that has been specified
> by a supplier may not work. The maximum power voltage is very close to
> the minimum starting voltage. The Voc is adequately high.
>
> An Aptos DNA-120-MF26-365W is paired with an Enphase IQ 7A
>
> •       Minimum start voltage of the inverter is 33 V
> •       Vmmp of the module is 33.96 V
> •       Voc of the module is 40.7 V
>
> Is the 33 V starting voltage going to be a problem with a module STC Max
> power voltage of 33.96 V? Is it the Voc that determines the starting of
> the inverter or the Vmmp?
>
> Thanks,
>
> Drake
>
> Drake Chamberlin
> Athens Electric LLC
> Ohio Electrical Contractor’s License 44810
> CO Master Electrician’s License 4526
> NABCEP Certified PV Installation Professional
>
>
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