SMA STP 50-40 - Page 111

11 Troubleshooting
SMA Solar Technology AG
Operating manual STP50-4x-BE-en-23 111
Event number Message, cause and corrective measures
10904
Current disconnection limit for voltage monitoring upper minimum
threshold |xxx| V
10905
Current disconnection limit for voltage monitoring middle minimum
threshold |xxx| V
10906
Current disconnection limit for frequency monitoring switchable maxi-
mum threshold |xxx| Hz
10907
Current disconnection limit for frequency monitoring switchable mini-
mum threshold |xxx| Hz
10908
Current disconnection limit for frequency monitoring lower maximum
threshold |xxx| Hz
10909
Current disconnection limit for frequency monitoring upper minimum
threshold |xxx| Hz
10910
Measured disconnection threshold for the running test point |xxx| |
xx|
10911
Standard value for the running test point|xxx| |xx|
10912
Measured disconnection time for the running test point |xx| s
27103
Set parameter
The parameter changes are being adopted.
27104
Parameters set successfully
The parameter changes were successfully adopted.
27107
Update file OK
The update file found is valid.
27301
Update communication
The inverter is updating the communication component.
27302
Update main CPU
The inverter is updating the inverter component.
27312
Update completed
The inverter has successfully completed the update.
29001
Inst. code valid
The entered GridGuard code is valid. Protected parameters have now been
unlocked and you can adjust the parameters. The parameters will be automati-
cally locked again after 10 feed-in hours.
29004
Grid parameter unchanged
Changing the grid parameters is not possible.