Fault

12

PV2 overcurrent.

5 Devices that report this code
12PV2 overcurrent.Fault
Description

Fault event: PV input channel 2 current exceeded its limit (max input current 30A per MPPT).

Recommended fix

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

Source:LUX-S-1600LG01.pdf · page 22
12Soft Start Failed.Critical
Description

Pre-charge / soft-start sequence failed during system power-up.

Cause

Pre-charge circuit failure, excessive inverter capacitance, or external short on output.

Recommended fix

Restart, if the fault still exists, contact our engineer.

Source:LUX-X-96050HG01-Lithium-Battery-User-Guide.pdf · page 21
12Soft Start Failed.Fault
Description

Pre-charge / soft-start sequence failed during power-up.

Recommended fix

Restart, if the fault still exists, contact our engineer.

Source:LUX-Y-48100HG01-Lithium-Battery-User-Guide.pdf · page 20
12Soft Start Failed.Fault
Description

Soft Start Failed.

Source:LUX-Y-48100HG01MN User manual 358-S010025-03 0325(V2.0).pdf · page 27
12Relay is short.Critical
Description

The internal relay has a short-circuit fault.

Cause

Internal relay hardware failure, where the relay contacts have welded or shorted closed.

Recommended fix

1. Restart the charger. 2. if the problem remains, please contact your installer.

Source:felicitysolar SCCM-III MPPT Solar Charge Controller User Guide.pdf · page 18

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