Warning

02

Low Battery Voltage.

5 Devices that report this code
02Low Battery Voltage.Warning
Description

Battery pack voltage below the lower threshold.

Cause

Battery pack overall voltage too low (over-discharge condition).

Recommended fix

Stop discharging.

Source:LUX-X-96050HG01-Lithium-Battery-User-Guide.pdf · page 21
02Low Battery Voltage.Warning
Description

Battery pack voltage fell below the lower threshold.

Recommended fix

Stop discharging.

Source:LUX-Y-48100HG01-Lithium-Battery-User-Guide.pdf · page 20
02Low Battery Voltage.Fault
Description

Low Battery Voltage.

Source:LUX-Y-48100HG01MN User manual 358-S010025-03 0325(V2.0).pdf · page 27
02Over temperature.Critical
Description

The charge controller's internal temperature has exceeded its safe operating range.

Cause

Controller is operating in a hot environment or has insufficient airflow/ventilation, causing the heatsink temperature to exceed safe limits.

Recommended fix

1. Keep the charger in the cool environment. 2. if the problem remains, please contact your installer.

Source:felicitysolar SCCM-III MPPT Solar Charge Controller User Guide.pdf · page 18
02Over current happen at PV port.Fault
Description

Over current happen at PV port.

Recommended fix

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

Source:T-REX-3_3.6_4_4.6_5_6KLP1G01-hybrid-inverter-user-guide-English.pdf · page 37

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