Warning

PCS-ARM-17

ARM software fault - DC bus software overvoltage.

1 Devices that report this code
FLS-ES232LC-SEnergy storage system↗ view on device
PCS-ARM-17ARM software fault - DC bus software overvoltage.Warning— level 1
Cause

DC bus overvoltage detected by software.

Recommended fix

Reset to restart. Measure battery voltage of PCS DC terminal within allowable range; check contactor of high-voltage box, DC fuse, DC soft start. More than 3 faults in one day require manual intervention.

Source:FLS-ES232LC-S.pdf

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