SMA Solar Technology America LLC
Event number
Message, cause and corrective measures
8001
Derating occurred
The inverter has reduced its power output for more than ten minutes due to ex-
cessive temperature.
Corrective measures:
8101 to 8104
Communication disturbed
The cause must be determined by the Service.
Corrective measures:
8204
AFCI self-test failed
The cause must be determined by the Service.
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:
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:
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:
Installation Manual
• Clean the cooling fins on the rear of the enclosure and the air ducts on
the top using a soft brush.
• Clean the fans (see Section 10.3, page 51).
• Ensure that the inverter has sufficient ventilation.
• Contact the Service.
• Contact the Service.
• Tap on the enclosure lid within ten seconds of the message appearing in
order to recommission the inverter.
• 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.
• 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.
10 Troubleshooting
STPTL-US-10-IA-xx-17
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