F21
OP current sensor failed.
F21OP current sensor failed.Critical
Output current sensor failed.
Output current sensor failed.
Output current sensor failed.
Apollo-5KLP1G01-All-in-one-ESS-User-Guide.pdf · page 43F21The inner temperature over.Fault
Fault: The inner temperature over.
The inner temperature is over the limitation.
Check whether the air flow of the unit is blocked or whether the ambient temperature is too high.
felicitysolar IVEM 6048 Solar Inverter User Guide.pdf · page 37F21The inner temperature over.Fault
Fault: The inner temperature over.
The inner temperature is over the limitation.
Check whether the air flow of the unit is blocked or whether the ambient temperature is too high.
IVEM8K-12K-II_compressed.pdf · page 44F21The inner temperature over.Fault
The inner temperature over.
The inner temperature is over the limitation.
Check whether the air flow of the unit is blocked or whether the ambient temperature is too high.
FelicitySolar IVEM8048-LV Single Phase Hybrid Inverter User Guide.pdf · page 38F21OP current sensor failed.Fault
Output current sensor failed.
Output current sensor failed.
T-REX-10KHP3G01-Inverter-User-Guide.pdf · page 28F21OP current sensor failed.Fault
Output current sensor failed.
Output current sensor failed.
Output current sensor failed.
T-REX-10KLP3G01-Inverter-User-Guide.pdf · page 28F21Battery 2 software overcurrent fault.Fault
Battery 2 current is too large, check the battery charge and discharge power.
T-REX-50KHP3G01-user-manual-.pdf · page 46Compiled from official FelicityESS user manuals. Always consult your device manual and a qualified technician before performing repairs.