16
LiFePO4 Battery System
When the red / green LED on the panel is flashing or normally on, it does not mean that the Battery system
is abnormal, it may be just an alarm or protection. Please check the ‘LED fault message’ in chapter 7 for the
detailed faulty definition before any trouble-shooting steps. In general, the alarm indication is normal
without manual intervention. When the alarm triggering state is removed, Battery system will automatically
return to normal use.
- Problem determination based on the following points
• Whether the red light on the BCU600050 is on;
• Whether the battery can be output voltage or not.
• Whether the battery system can be communicated with inverter;
- Preliminary determination steps
LiFePO4 Battery System for HouseholdsBattery system cannot work, when DC switch on and POWER on,
the LED doesn’t light up or flash, please consider contact the local distributor.
• The LED display of BCU600050 is normal, but it cannot charge and discharge. Observe the display screen
of inverter and there is no SOC. Please check whether the CAN communication between BCU600050 to
inverter is well connected. If the connection is good, please replace a CAN communication cable. If the
SOC is still not visible on the inverter display screen, please contact the local distributor.
• After the battery system is powered on, if you can see the alarm information on the LED and inverter
display screen at the same time, please contact the local distributor.
9.2Troubleshooting
