question

tareq avatar image
tareq asked

MPPT 150 | 85 not outputting any power

Hi Everyone,


Could you please advise what is the solution why the MPPT has an output voltage but no power? However, there is another unit on site and it is working well where the system has been installed just a month ago.

Please see the image below


1692019324586.png


MPPT SmartSolar
1692019324586.png (12.2 KiB)
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2 Answers
Alexandra avatar image
Alexandra answered ·

@tareq@ryse.energy

Most likely a reverse polarity connection on the PV side of the mppt.

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tareq avatar image tareq commented ·
Thanks for your comment.

Honestly, I am not on site, so I will let the supporting team check this.

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Guy Stewart (Victron Community Manager) avatar image
Guy Stewart (Victron Community Manager) answered ·

Hi @tareq@ryse.energy

There is quite a comprehensive troubleshooting step by step guide here - https://www.victronenergy.com/media/pg/SmartSolar_MPPT_RS/en/troubleshooting-guide---mppt.html

Sometimes connecting to VictronConnect will tell you with a pop up “why is my MPPT off?”

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tareq avatar image tareq commented ·

Thanks for this!

Honestly, I have seen this before.

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Guy Stewart (Victron Community Manager) avatar image Guy Stewart (Victron Community Manager) ♦♦ tareq commented ·
Did you start from the top and work your way through it completely?

That’s usually enough to diagnose the issue, otherwise where did you get stuck?

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