SMA STP 50-40 Operating Manual page 105

SMA Solar Technology AG
Event number
8101
8102
8103
8104
8208
8209
9002
9003
Operating manual
Message, cause and corrective measures
Communication failure
The cause must be determined by the Service.
Corrective measures:
• Contact the Service.
Self-test for arc fault detection: interference level too high
An error has occurred during the self-test of the arc-fault circuit interrupter. The
cause must be determined by the Service.
Corrective measures:
• Contact the Service.
Self-test for arc fault detection: interference level too low
An error has occurred during the self-test of the arc-fault circuit interrupter. The
cause must be determined by the Service.
Corrective measures:
• Contact the Service.
SMA Grid Guard code invalid
The SMA Grid Guard code entered is incorrect. The operating parameters are
still protected and cannot be changed.
Corrective measures:
• Enter the correct SMA Grid Guard code.
Grid parameters locked
Changes to the grid parameters are now blocked. In order to be able to make
changes to the grid parameters, from now on you must log in using the SMA
Grid Guard code.
11 Troubleshooting
STP50-4x-BE-en-23 105