Sungrow SG125HV, Руководство пользователя

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User Manual 9 Troubleshooting and Maintenance
79
Fault code Description Check method
580-581
String output current
anomaly
1. Check whether the corresponding
module is sheltered. If so, remove the
shelter and ensure module cleanness.
2. Check the module for abnormal
aging.
3. If the fault is not caused by the
foregoing reasons and still exists,
contact Sungrow Service.
*The code 580 and 581 are
corresponding to string 17 and string
18 respectively.
9.2 Maintenance
9.2.1 Routine Maintenance
Item Method Period
System
clean
Check the temperature and dust of the
inverter. Clean the inverter enclosure if
necessary.
Check if the air inlet and outlet are
normal. Clean the air inlet and outlet, if
necessary.
Six months to a year
(depend on the dust
contents in air.)
Fans
Check whether there is fan warning using
APP.
Check whether there is any abnormal
noise when the fan is turning.
Clean or replace the fans if necessary (see
the following section).
Once a year
SPD
Check whether there is SPD waring using
APP.
Replace the AC SPD and DC SPD (contact
Sungrow) whenever necessary.
Every six months
9.2.2 Maintenance Instruction
Fan Maintenance
Fans inside the inverter are used to cool the inverter during operation. If the
fans do not operate normally, the inverter may not be cooled down and inverter