Critical

0x10A3

Cell voltage accumulation overvoltage alarm in battery cluster (level 3).

1 Devices that report this code
FLS-ES232LC-SEnergy storage system↗ view on device
0x10A3Cell voltage accumulation overvoltage alarm in battery cluster (level 3).Critical— level 3
Cause

Vsum > 3.8V × N.

Recommended fix

Send faults externally, limit power, request lower high voltage; if command not received within 5s, cut off the main circuit relay. Recovers when Vsum < 3.7V × N.

Source:FLS-ES232LC-S.pdf

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