Fault

C11

Abnormal current sampling.

17 Devices that report this code
C11Abnormal current sampling.Fault
Description

Abnormal current sampling fault. LED pattern: LED1 ON, LED2 ON, LED3 OFF, LED4 ON.

Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:Felicitysolar FLA12100 12.5Kwh Battery Energy Storage System User Manual.pdf · page 1
C11Abnormal current sampling.Warningmedium
Description

Current sampling/measurement circuit reported an abnormal reading.

Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:Felicitysolar FLA48200 48V 200Ah 10kWh Lithium Phosphate Battery User Manual.pdf · page 13
C11Abnormal current sampling.Critical
Description

BMS detected an abnormal reading from the current sampling circuit.

Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:6peluqppy_66a93554057c8.pdf · page 13
C11C11Fault
Description

Abnormal current sampling.

Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:FLA48250-EU_Manual.pdf · page 8
C11Abnormal current sampling.Fault
Description

Internal current measurement / sampling circuit abnormal.

Cause

Hardware/sensor abnormality in current sampling path.

Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:felicitysolar FLA48500 LiFePO4 Battery System for Households User Guide.pdf
C11Stromsensor abnormal / Anomalie der Strommessung.Fault
Description

Abnormal current sampling. The BMS current measurement returned an out-of-range or invalid reading.

Cause

Internal current sensor or sampling circuit reported abnormal values (Stromsensor liefert anormale Werte).

Recommended fix

Restart the unit. if the error persists, return to repair centre.

Source:Benutzerhandbuch - Felicity FLS48100SG2.pdf
C11Abnormal current sampling.Fault
Description

Internal current measurement / sampling circuit abnormal.

Cause

Hardware/sensor abnormality in current sampling path.

Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:HE-GF-FLA-48500 Manual_20250327_EN.pdf
C11Abnormal current sampling.Critical
Description

BMS current-sensor / sampling diagnostic failure displayed on the LCD BMS fault code / flag screen (section 4.4); the pack cannot reliably measure charge / discharge current.

Cause

Internal current-sensor or sampling-circuit fault on the BMS board.

Recommended fix

Restart the unit, if the error persists, contact the repair center.

Source:358-010291-07.pdf · page 9
C11Abnormal current sampling.Fault
Description

BMS internal current measurement circuit fault.

Cause

Current sensor / sampling circuit malfunction (internal hardware fault).

Recommended fix

Restart the unit; if the error persists, contact the repair center.

Source:Manual-LPBF48200-H.pdf · page 10
C11C11Fault
Recommended fix

Restart the unit, if the error persists, contact the repair center.

Source:Felicitysolar LPBF48350 17.5kWh 48V Solar Battery Pack with BMS User Guide.pdf
C11Abnormal current sampling.Fault
Cause

BMS detected an abnormal reading from the current-sampling circuit.

Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:LUX-E-48100LG03-Lithium-Battery-User-Guide.pdf · page 13
C11C11Fault
Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:LUX-E-48200LG03-Lithium-Battery-User-Guide.pdf · page 13
C11C11Fault
Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:LUX-E-48230.250LG03-Lithium-Battery-User-Guide.pdf
C11C11Fault
Description

Abnormal current sampling.

Recommended fix

Restart the unit, if the error persists, contact the repair center.

Source:LUX-X-48050LG01-low-voltage-battery-user-guide.pdf · page 17
C11Abnormal current sampling.Warning
Description

Internal current sensor / sampling circuit returned an abnormal reading.

Recommended fix

Restart the unit; if the error persists, contact the repair center.

Source:LUX-X-48100LG01-Litium-Battery-User-Guide.pdf · page 17
C11Abnormal current sampling.Warning
Description

Internal current sensor / sampling circuit returned an abnormal reading.

Recommended fix

Restart the unit, if the error persists, contact the repair center.

Source:358-S010024-03LUX-X-48100LG01-User-manual_compressed.pdf · page 23
C11Abnormal current sampling.Fault
Cause

BMS detected an abnormal reading from the current-sampling circuit.

Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:LUX-Y-4828048300LG01-Lithium-Battery-User-Guide.pdf · page 8

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