No AC Connection
No Utility
Please confirm grid is lost or not.
Check the grid connection is good or not.
Check the switches on the cable are on or not.
Output High DCI
Output DC current too high.
Please refer to the local grid
standard for disconnection time
when the output DC current is
too high.
Restart inverter.
Please contact Growatt service center if restart can’t
solve the problem.
Bat Voltage High
Battery Voltage higher than 60V
Check the voltage of battery is in the range of
specification or not.
Check the battery connection is right or not
If battery is really higher than 60V. Please disconnect
the connection of battery and check inverter.
Bat Voltage Low
Battery Voltage Lower than 42 V
Check the real voltage of battery.
Check the wire of battery and inverter is good or
not.
BMS Warning:XXX
BMS report warning
Check the warning information from lithium battery
user manual.
Please contact Growatt service center if restart can’t
solve the problem.
BMS error:XXX
BMS report error
Check the warning information from lithium battery
user manual.
Please contact Growatt service center if restart can’t
solve the problem.
EPS Volt Low
EPS output voltage low
Check the load of EPS. If overload occurred, reduce
load.
Restart inverter again.
Error Message
Error Message
Description
Suggestion
Error 411
Internal communication failed
Restart inverter.
Please contact Growatt service center if restart can’t
solve the problem.
Error 417
Sample fault
Restart inverter
Please contact Growatt service center if restart can’t
solve the problem
Error 418
DSP and COM firmware version
unmatch, system fault.
Read DSP and COM firmware version from LCD or
shinebus.
Check if the firmware is correct.
Error 303
Inverter L N reversed or ground
failed
Check the L line and N line is reversed or not.
Check the PE s connected well or not.