diy solar

diy solar

Growatt fault 08 plus expanding battery bank.

SolarStrawman

New Member
Joined
Mar 16, 2024
Messages
1
Location
East Tennessee
Total novice here. Here is my setup.

6x 200 watt rich solar panels (3s2p)
1x Growatt spf 3000tl lvm-24p
2x rich solar 12V 200Ah LiFePO4 Lithium Iron Phosphate Battery

I purchased this as a kit and followed the instructions to a T.

My first problem is that on sunny days around mid-day the Growatt shuts down and reads error code 08. (High bus voltage) As stated above the panels are wired 3s2p as instructed. Attached is the panel spec tag as well as the spec tag on the Growatt.

My next question is can I and, if so how do I add more batteries to this setup. The batteries I have now are in series to make 24v.
Each battery is
Operating Voltage 12.8
Charge Voltage: 14.4V
Max Charge Current: 100 A
Max Discharge Current: 200 A

Thanks for your input.
 

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