57
58
Warning
Description
Suggestion
Warning 200
String Fault
1.After shutdown,check the panel is
normal.
2.Contact Growatt.
Warning 201
String abnormal
1.After shutdown,check the panel is
normal.
2.Contact Growatt.
Warning 202
DC SPD warning
1. After shutdown,check the DC SPD.
2. Contact Growatt.
Warning 203
PV Circuit short
1. Check if the PV circuit is short-
circuited.
2. Contact Growatt.
Warning 204
Dryconnect function
abnormal
1. After shutdown,check the dry
Dryconnect wiring.
2. Contact Growatt.
Warning 205
PV Boost driver abnormal
1. Restart inverter.
2. Contact Growatt.
Warning 206
AC SPD warning
1. After shutdown,check the AC SPD.
2. Contact Growatt.
Warning 207
USB Over-Current
1. unplug the U disk.
2. Re-access U disk after shutdown.
3. Contact Growatt.
Warning 208
DC Fuse Open
1. After shutdown,check fuse.
2. Contact Growatt.
Warning 209
PV Voltage High
1. Immediately disconnect the DC switch
and check the voltage.
2. Contact Growatt.
Warning 210
PV Reversed
1. Check PV input terminals.
2. Contact Growatt.
Warning 300
No AC Connection
1. Please confirm grid is lost or not.
2. Contact Growatt.
warning301
AC V Outrange
1. Check the AC voltage is in the range of
standard voltage in specification.
2. Contact Growatt.
Warning 302
AC F Outrange
1. Check the frequency is in the range of
specification or not.
2. Contact Growatt.
Warning 310
NE abnormal
1. Check if the neutral and ground cables
are well connected,
2. Contact Growatt
Warning 400
Fan warning
1. After shutdown,Check the fan
connection.
2. Replace the fan.
3. Contact Growatt.
Warning 401
Meter abnormal
1. Check if the communication between
the inverter and the meter is abnormal.
2. Contact Growatt.
Warning
Description
Suggestion
Warning 404
EEPROM abnormal
1. Restart inverter.
2. Contact Growatt.
Warning 405
Firmware version
abnormal
1. Restart inverter.
2. Contact Growatt.
Warning 406
Boost module error
1. Restart inverter.
2. Contact Growatt.
Warning 407
Over Temperature
1. Restart inverter.
2. Contact Growatt.
Warning 408
NTC broken
1. Restart inverter.
2. Contact Growatt.
Warning 409
Reactive abnormal
1. Check if shinemaster is abnormal.
2. Contact Growatt.
Notice
：
MAX series inverter has two external fans and five Internal fan.
If the suggestions do not work, please contact to Growatt.
9.2.2 Error
Errors codes identify a possible equipment failure, fault or incorrect inverter setting or
configuration, any or all attempts to correct or clear a fault must be performed by
qualified personnel.
Typically, the error code can be cleared once the cause or fault is removed.
Some of error code as table shows below, may indicate a fatal error and require you to
contact the supplier or Growatt for help.
