I N S T A L L A T I O N M A N U A L
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| P a g e
On the Power Flows Page, the
icon will flash when an overload has occurred.
On the Power Flows Page, the
icon will flash when there is a warning. Listed below are the warning codes and
their solutions.
CODE
FAULT EVENT
ALARM
SOLUTION
22
Overload
ON – 0.25sec
OFF – 0.75sec
1.
The output power is higher than 5500W.
2.
If the output power is between 5500W and 7500W, the system will shut down after 40
seconds and restart. If the system shut down 3 times it will not restart again.
3.
If the output power is higher than 7500W, the system will shut down after 1 second but
not restart.
23
PV Input Overpower
No-action
1.
Shut downthe system completely.
2.
Restart the system to see if it’s OK.
3.
If error message still remains, please contact your installer.
CODE
WARNING
SOLUTION
51
Data saving fault.
1.
Shut down the system completely.
2.
Restart the system to see if it’s ok. If error message still remains, please
contact your installer.
52
Input PV is found lost.
53
PV input voltage reads low.
1.
Check if the open circuit voltage of PV modules is higher than 500VDC.
2.
If PV open circuit voltage is less than 500VDC and the error message remains,
pelase contact your installer.
54
Power island
1.
Shut down the system completely.
2.
Restart the system to see if it’s ok. If error message still remains, please
contact your installer.
55
Grid is disconnected.
56
Power grid voltage exceeds the upper threshold
57
Power grid frequency falls below the lower threshold
58
Power grid frequency exceeds the upper threshold
59
Power grid frequency falls below the lower threshold
60
DC injection fault
61
Battery voltage is too low.
1.
The battery voltage is less than 42V.
2.
Wait PV or Grid to charge up the battery.
62
Low battery
1.
Battery capacity is < 30% or battery voltage is < 45.6V.
2.
Wait for PV or Grid to charge the battery.
63
Battery is disconnected.
1.
Shut down the system completely.
2.
Check if the battery is connected firmly.
3.
Restart the system to see if it’s ok. If error message still remains, please
contact your installer.
64
Inverter output OCP
1.
Shut down the system completely.
2.
Restart the system to see if it’s ok. If error message still remains, please
contact your installer.
Alarm Buzzer: ON – 1sec, OFF – 1sec
65
RS485 communication fault
1.
Shut down the system completely.
2.
Restart the system to see if it’s ok. If error message still remains, please
contact your installer.
66
Output de-rating
1.
When system temperature is too high, the output power is de-rating.
2.
Lower the load or lower the environmental temperature.
