Critical

0x20E3

Battery cluster high-voltage box current sampling module fault.

1 Devices that report this code
FLS-ES232LC-SEnergy storage system↗ view on device
0x20E3Battery cluster high-voltage box current sampling module fault.Critical— level 3
Cause

Current sampling value reading fails.

Recommended fix

Send faults externally, limit power, request lower high voltage; if command not received within 5s, cut off the main circuit relay. Recovers on successful current sampling read.

Source:FLS-ES232LC-S.pdf

Compiled from official FelicityESS user manuals. Always consult your device manual and a qualified technician before performing repairs.