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Faulty Dyness Batteries

Rackstar · 2024-03-08 09:09:49

Morning, I had 6 DL5.0c batteries installed with my solar PV in November 2023. I’ve had issues with the batteries from day one. The SOC would drop from ~50% to 20% and the batteries would be unusable. I contacted the installer immediately, they have been less than helpful, would not send someone back out to check the…

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#32 11-03-2024 12:02pm
johndoe11

Registered Users Posts: 160 ✭✭

Join Date: April 2010

Posts: 154

https://www.boards.ie/discussion/comment/121869859#Comment_121869859

I set it at 90a charging last night and it didn't lower the charging amps at all. The temperature was marginally higher at 68, but it seemed to level off at this temp. Not sure what the logic is behind the de-rating. Certainly doesn't seem to be time or temperature based at 90a.
Even when set to 100a charging, I have never gotten 100a, the max is 92/93.

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