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error Upgraded
Error Code E05
A DC-Load Disconnect occurred because the battery voltage dropped to setting threshold.
? What Causes This
Low battery voltage due to high current draw or poor charge state.
✓ How to Fix It
Increase charging input or reduce loads until battery recovers. Wait for the controller to automatically reconnect once battery raises above disconnect level.
Source: page 28 of the official manual
From the manual
This error code appears in:
Upgraded 30A Solar Charge Controller