SMA STP 12000TL-US - Manual (Page 52)

Event number Message, cause and corrective measures
8206 Electr. arc detected > Please confirm by tapping
The inverter has detected an electric arc and was recommissioned after a dis-
connection. By tapping, you are confirming that you have repaired any possi-
ble damage to PV modules, cables or plugs in the PV system.
Corrective measures:
• Tap on the enclosure lid within ten seconds of the message appearing in
order to recommission the inverter.
8708 Timeout in communication for active power limitation
Communication to the system control absent. Depending on the fall-back set-
ting, either the last received values will be retained or the active power will be
limited to the set percentage value of the inverter nominal power.
Corrective measures:
• Ensure that the connection to the system manager (e.g.
Sunny Home Manager) is intact and that no cables are damaged or that
no plugs have been pulled.
8709 Timeout in communication for reactive power spec.
Communication to the system control absent. Depending on the fall-back set-
ting, either the last received values will be retained or the reactive power will
be set to the set value.
Corrective measures:
• Ensure that the connection to the system manager (e.g.
Sunny Home Manager) is intact and that no cables are damaged or that
no plugs have been pulled.
8710 Timeout in communication for cos-Phi spec.
Communication to the system control absent. Depending on the fall-back set-
ting, either the last received values will be retained or the displacement power
factor will be set to the set value.
Corrective measures:
• Ensure that the connection to the system manager (e.g.
Sunny Home Manager) is intact and that no cables are damaged or that
no plugs have been pulled.
9002 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.
10 Troubleshooting SMA Solar Technology AG
Installation Manual STP12-24TL-US-IA-en-16 52