Sun down yet pv invertor still delivering watts to av loads

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question

georgebester asked Dec 25, '22

5000kva mp2 lynx power in shunt distrib

Agm 48 v batteries

Mppt 150 / 85 tr can mppt

Current sense 112

Sun gone but still inverting 368w. Not from grid or batteries

Don’t understand where this is coming from ?

VRM

99d2028c-7797-474d-bbbc-a95249444e5c.png (176.2 KiB)

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Answer 1 · 2022-12-25T23:34:37Z

mryoshii answered · Dec 25, 2022 at 11:34 PM

Maybe the 6 active alarms tell more?

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Answer 2 · 2022-12-26T09:03:48Z

georgebester answered · Dec 26, 2022 at 09:03 AM

thanks mryoshii

I set up all alarms I could to test and see what was going on.

alarms.png (110.6 KiB)

alarmss.png (27.8 KiB)

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Answer 3 · 2022-12-26T09:18:21Z

nickdb answered · Dec 26, 2022 at 09:18 AM

Is this a new system or any recent changes?

You have a PV inverter which model is it?

Are you using an energy meter for it?

If so, might be worth checking that is installed/configured correctly.

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