Troubleshooting
119
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Code
Description
Solution
S201
Grid L1 is miswired
Contact service center
S202
Grid L2 is miswired
Contact service center
S203
PV meter communication error
Contact service center
S204
PV meter is miswired
Contact service center
S205
PV meter is miswired
Contact service center
Battery Error Code
Code
Description
Solution
B050
Discharge current level is higher than the
limit
Automatically released after warning
condition is cleared
B051
Charge current level is higher than the limit
Automatically released after warning
condition is cleared
B053
Discharge Atmosphere temperature level is
higher than the limit
Automatically released after warning
condition is cleared
B054
Discharge Atmosphere temperature level is
lower than the limit
Automatically released after warning
condition is cleared
B055
Charge Atmosphere temperature level is
higher than the limit
Automatically released after warning
condition is cleared
B056
Charge Atmosphere temperature level is
lower than the limit
Automatically released after warning
condition is cleared
B100
Discharge temperature level is higher than
the limit
Automatically released after warning
condition is cleared
B101
Discharge temperature level is lower than
the limit
Automatically released after warning
condition is cleared
B102
Charge temperature level is higher than the
limit
Automatically released after warning
condition is cleared
B103
Charge temperature level is lower than the
limit
Automatically released after warning
condition is cleared
B104
Power Terminal temperature level is higher
than the limit
Automatically released after warning
condition is cleared
B150
Discharge Power level is higher than the
limit
Automatically released after warning
condition is cleared
B151
Charge Power level is higher than the limit
Automatically released after warning
condition is cleared
B153
MCU AD interrupt operation warning
Automatically released after warning
condition is cleared
B155
Fan is not working
Automatically released after ESS system
restart