Troubleshooting - Alpha ESS SMILE-T10-HV Installation Manual

MAINTENANCE AND TROUBLESHOOTING
Error No. Error description
Grid_current_track_fault
100051
Backup_ovp
100052
Dc_bus_unbalancevolt
100053
Dc_bus_undervolt
100054
Dc_bus_unbalancevolt2
100055
IGBT_over_current
100056
Grid_disturbance2
100057
AFCI_check_protect
100058
Grid_current_sampling_abnormal
100059
100060 Dsp_selfcheck
Grid_short_time_over_current
100061
100062 Bat_overvolt_hardware_fault
52
Solution
Restart inverter and ensure whether
the fault is existing.
1. Check whether Backup port cable
is normal.
2. Restart inverter and confirm
whether the fault is existing.
Restart inverter and ensure whether
the fault is existing.
Restart inverter and ensure whether
the fault is existing.
1. Confirm whether Grid is distorted
severely.
2.Check whether PV cable
connection is reliable.
1.Check whether PV cable connection
is reliable.
2.Check whether PV cable is damaged.
1. Confirm whether Grid is distorted
severely.
2.Check whether PV cable
connection is reliable.
Restart inverter and ensure whether
the fault is existing.
1. Confirm whether Grid is distorted
severely.
2.Check whether PV cable
connection is reliable.
1. Check whether battery breaker
has tripped off.
2. Check whether battery is
damaged.
53
10.2.2 Battery Protection Description
LED
Protection
LED Indictor
Display
Code
1
3
4
5
Yellow LEDs
flash once a
second.
6
8
9
11
MAINTENANCE AND TROUBLESHOOTING
Description

Troubleshooting

Wait for automatical recovery. If
Temperature
the problem is not be solved yet,
difference
please call the service center.
Stop discharging and charging
High
until this code is eliminated and
temperature
wait for the temperature to drop.
Stop discharging until this code is
Low-temperature
eliminated and wait for the
discharge
temperature to rise.
Over-current
charge
Wait for automatical recovery. If
Over-current
the problem is not be solved yet,
discharge
please call the service center.
Cell
overvoltage
Cell under
See NOTE or call for service.
voltage
Stop charging until this code is
Low-temperature
eliminated and wait for the
charge
temperature to rise.