FoxESS US Series - Troubleshooting and Routine Maintenance

66
recovery after
the fault is
rectified.
upper threshold.
1. The battery is
faulty.
2. The battery
SOC is too low.
2. Check that the
communications cable and power
cable between the inverter and
the battery are properly
connected.
3. Send a shutdown command on
the app. Turn off the AC output
switch, DC input switch, and
battery switch in order, and then
turn on the battery switch, AC
output switch, and DC input
switch in sequence after 5
minutes.
4. If the alarm still exists, contact
your installer.
34
1229
cBDCHighTe
mp1Fault
Major
Shutdown,alar
m reporting,and
automatic
recovery after
the fault is
rectified.
The temperature of
battery DC IGBT is
higher than the
upper threshold.
1. The inverter is
installed in a place
with poor
ventilation.
2. The ambient
temperature
exceeds the upper
threshold.
3. The inverter is
not working
properly.
1. Check the ventilation and
ambient temperature at the
inverter installation position.
2. If the ventilation is poor or the
ambient temperature exceeds
the upper threshold, improve the
ventilation and heat dissipation.
3. If the ventilation and ambient
temperature both meet
requirements, contact your
installer.
35
1242
cBatUnderV
oltFault
Major
Shutdown,
alarm reporting,
and automatic
recovery after
the fault is
rectified.
1. The battery is
faulty.
1. If the FAULT indicator on the
front of the battery pack is ON or
flashing, contact your installer.
2. Check that the
communications cable and power
cable between the inverter and
the battery are properly
connected.
2. Send a shutdown command on
the app. Turn off the AC output
switch, DC input switch, and
battery switch in order, and then
turn on the battery switch, AC
output switch, and DC input