Maintenance And Troubleshooting - Alpha ESS SMILE-B3-PLUS Installation Manual

MAINTENANCE AND TROUBLESHOOTING

Solution
Description
Zero firewire reverse Please check whether the live line and neutral line are
alarm inversely connected.
Please check whether the cable connection to the NTC
NTC fail
terminal is loose.
If the warning occurs at the first installation, please check
Warning
whether the battery voltage is within the allowable range.
Battery voltage very
If this warning occurs during operation, check whether the
high
battery cable is loose and whether the BMS communication
is abnormal.
If the warning occurs occasionally, please restart the system.
Eps capacitance
If the warning still occurs after restart, please contact
decrease
AlphaESS after-sales team.
1.If this warning occurs occasionally, it may be caused by the
occasional exception of the external line. When the
Leakage current exception disappears, the system will return to normal. No
action is required.
abnormal
2. If this warning occurs continuously, please contact
AlphaESS after-sales team.
1. If this warning occurs occasionally, the inverter will
resume work automatically. No action is required
2. If this warning occurs continuously, please contact
Control power low
AlphaESS after-sales team.
1. If the warning occurs occasionally, it is a short-time fault
of the grid. The inverter will resume work after the grid is
normal. No action is required.
Output DC over current
2. If this warning occurs continuously, please contact
AlphaESS after-sales team.
Fault
1. If the warning occurs occasionally, it is a short-time fault
of the grid. The inverter will resume work after the grid is
Inverter relay abnormal
normal. No action is required
2. If this warning occurs continuously, please contact
AlphaESS after-sales team.
1.If this warning occurs occasionally, it may be caused by the
occasional exception of the external line. When the
exception disappears, the system will return to normal. No
action is required.
Leakage current HCT
2. If this warning occurs frequently or cannot be cleared for a
abnormal
long time, please use a multimeter to measure the resistance
between the Grid port, L, N and the ground. If the resistance
are less than 100 Kῼ, please check whether cables are
damaged, connected, or flooded.
1. If this warning occurs occasionally, please restart the
inverter.
Bus over voltage
2. If this warning occurs frequently or cannot be cleared for a
long time, please contact AlphaESS after-sales team.
Internal communica-
Please contact AlphaESS after-sales team.
tion error
EEPROM error Please contact AlphaESS after-sales team.
50 51
Description
Consistent warning
Inverter abnormal
Boost abnormal
Battery absent
EMS communication
error
UPS overload
EPS output short
Inv HW over current
Fault
Bus under voltage
Battery Over Total
Voltage
Battery Under Total
Voltage
Inv over current
DC HW over current
Battery Discharge over
current
MAINTENANCE AND TROUBLESHOOTING
Solution
1. If the warning occurs occasionally, please restart the
inverter.
2. If this warning occurs frequently or cannot be cleared for
a long time, please contact AlphaESS after-sales team.
1. If this warning occurs occasionally, please restart the
inverter.
2. If this warning occurs frequently or cannot be cleared for a
long time, please contact AlphaESS after-sales team.
1. If this warning occurs occasionally, please restart the
inverter.
2. If this warning occurs frequently or cannot be cleared for a
long time, please contact AlphaESS after-sales team.
1. Check whether battery cables are connected properly；
2. Check whether the DC Switch is on；
3. Check whether the BMS communication is normal.
Check whether the connection terminal between the EMS
board and the inverter control board is loose.
Please reduce the loads on the Backup port and restart the
inverter, or wait for the warning to be cleared after 5
minutes .
Disconnect the loads on the Backup port and restart the
inverter. If the problem is not been solved, please contact
AlphaESS after-sales team.
1. If the warning occurs occasionally, please restart the
inverter.
2. If this warning occurs frequently or cannot be cleared for a
long time, please contact AlphaESS after-sales team.
1. If this warning occurs occasionally，please restart the
inverter.
2. If this warning occurs frequently or cannot be cleared for a
long time, please contact AlphaESS after-sales team.
If the warning occurs occasionally, check whether it is
cleared after three minutes ;
If the warning occurs frequently, please contact AlphaESS
after-sales team.
1. If this warning occurs occasionally, please restart the
inverter.
2. If this warning occurs frequently or cannot be cleared for a
long time, please contact AlphaESS after-sales team.
1. If this warning occurs occasionally, please restart the
inverter;
2. If this warning occurs frequently or cannot be cleared for a
long time, please contact AlphaESS after-sales team.
Please reduce the loads on the Backup port and restart the
inverter, or wait for the warning to be cleared after 5 minutes .