Troubleshooting | List of Error Messages
50 | Doc. No. 982056, Version 01, SelectSun 40K
Error
Code
Text
Description
Action
the notification still be there, please
contact Service.
90032
Restart
The system has been rebooted.
Should these notifications occur
repeatedly during daily operation,
please contact Service.
90050
AC condition
AC switch on condition not fulfilled
Wait until the network is stable
90051
DC condition
DC switch on condition not fulfilled
Wait until the solar voltage is high
enough
90052
User lock active
The inverter can't connect to the grid,
as the User-lock has been set.
Deactivate user lock
90053
Communication
SR
Internal communication problems
Fault is independently resolved
after a few minutes. If not, switch
device off and on again. If this does
not resolve the problem, contact
Service.
90054
Overvoltage 2
The phase voltage has exceeded the
limit value of the voltage average
monitor for too long.
As long as the inverter is detecting
the voltage error: monitor line
voltages (analyse grid). If you
consider the line voltages to be in
order, contact Service.
90055
Grid overvoltage Line-to-line overvoltage (AC)
detected
90056
Grid
undervoltage
Line-to-line undervoltage (AC)
detected
90057
Watchdog C0
Internal protection function is
triggered.
Contact Service.
90058
Watchdog C1
90059
LT Firmware
The software of the power section is
defective.
90060
FRT stability
Stability issue with the DC link
detected.
Please contact the service if it
happens repeatedly
90061
Update fault
This notification can be ignored.
No measures necessary.
90062
Fault ride
through
Grid-instability which is handled with
respect to the grid code standards.