DOCR-070645-E
Page 85 of 102
Warn
Warn0030
(EepromErr)
Definition:
Internal alarm
Recommended solutions:
1.Observe for 5 minutes and see whether the alarm will
be eliminated automatically;
2. Contact after-sales service personnel if the error
persists
Warn0040 (DC SPD
fault)
Recommended solutions:
1. Visually check the DC SPD device to see if its indicator
is red.
2. If it is red, a surge has occurred and the SPD needs to
be replaced.
3. Contact after-sales service personnel to purchase a
replacement SPD or for additional information.
Warn0050
(TempSensorErr)
Recommended solutions:
1.Observe temperature display;
2. Turn off both AC and DC disconnect for 2 minutes and
reset the inverter;
3. Contact after-sales service personnel if the error
persists
Warn0100 (AC SPD
fault)
Recommended solutions:
1. Contact after-sales service personnel.
Protection
Protect0090
(Bus over voltage)
1. Restart inverter by recycle both AC and DC switches.
Wait for 1 minute between OFF and ON for all energy to
discharge.
2. Contact after-sales service personnel if the error
persists
Protect0070
(Bus imbalance)
1. Contact after-sales service personnel if the error
persists
Protect0030
(Inverter Over
Current)
1. Restart inverter by recycle both AC and DC switches.
Wait for 1 minute between OFF and ON for all energy to
discharge.
2. Contact after-sales service personnel if the error
persists
GridV.OutLim
1. Make sure the grid connection is good.
2. Restart the inverter again.
GridF.OutLim
1. Check the AC wires connection and AC frequency is in
range;
2. Check the measurement value in LCD, if the grid
frequency is in limit, restart the inverter.
Protect0020
(Grid relay error)
1. Restart inverter by recycle both AC and DC switches.
Wait for 1 minute between OFF and ON for all energy to
discharge.