Sungrow SG10KTL, Руководство пользователя

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User Manual 9 Troubleshooting and Maintenance
57
Fault
Code
Description Troubleshooting
below -25
o
C ambient temperature to rise above
-25
℃
and then start inverter again.
044
There is a fault with DC/AC
inversion circuit
1. Wait a moment for inverter recovery.
2. If the fault occurs repeatedly, contact
Sungrow Service Dept..
045
There is a fault with PV1 boost
circuit.
1. Wait a moment for inverter recovery.
2. If the fault occurs repeatedly, contact
Sungrow Service Dept..
046
There is a fault with PV2 boost
circuit.
047
The PV configuration mode set
on the display is not in
accordance with the
configuration in the connection
cabinet. 1. Disconnect inverter.
2. Re-select PV configuration mode and
re-connect PV strings. For more detailed
information, please refer to “6.4
Connecting Inverter to PV Arrays”.
048
Phase-R current sampling
channel fault.
1. Wait a moment for inverter recovery.
2. If the fault occurs repeatedly, contact
Sungrow Service Dept..
049
Phase-S current sampling
channel fault.
050
Phase-T current sampling
channel fault.
051
Hardware Overvoltage/
Overcurrent protection
1. Wait a moment for inverter recovery.
2. If the fault occurs repeatedly, contact
Sungrow Service Dept..
070 Fans are defective.
Disconnect inverter and remove the
broken fan.
071 Fault with AC SPD
It is necessary to replace the AC SPD.
Contact Sungrow Service Dept..
072 Fault with DC SPD
It is necessary to replace the DC SPD.
Contact Sungrow Service Dept..
073 Fuse has blown out
Disconnect inverter and replace the
fuses. Contact Sungrow Service Dept...
074 Communication fault of LCD
A fault has occurred in the internal
communication of the inverter.
However, the inverter continues
feeding into the grid. Contact Sungrow
Service Dept..
075
Solar irradiation is not sufficient
for inverter operation.
Wait for higher irradiation.
If this recurs at medium irradiation,
check the PV system design and correct
the connection of PV inputs.
076 PV1 overload
Check the PV system design and correct
the connection of PV inputs.
077 PV2 overload
Check the PV system design and correct
the connection of PV inputs.