SMA Sunny Boy 3000TL-US Installation Manual page 69

SMA America, LLC
Event number
7701 to 7712
8001
8101 to 8104
8204
8206
Installation Manual
Display message
Self diagnosis
Interference device
Derating occurred
Comm. disturbed
AFCI self-test failed
Electr. arc detected
Please confirm by
tapping
Cause and corrective measures
The cause must be determined by the
SMA Service Line.
Corrective measures:
• Contact the SMA Service Line.
The inverter has reduced its power output for more
than ten minutes due to excessive temperature.
Corrective measures:
• If this message is frequently displayed,
clean the cooling fins and air ducts
(see Section 11.3 "Cleaning the Inverter",
page 71).
• Ensure that the inverter has sufficient
ventilation.
The cause must be determined by the
SMA Service Line.
Corrective measures:
• Contact the SMA Service Line.
The cause must be determined by the
SMA Service Line.
Corrective measures:
• Contact the SMA Service Line.
The inverter has detected an electric arc and was
recommissioned after a disconnection.
By tapping, you are confirming that you have
repaired any possible damage to PV modules,
cables or plugs in the PV system.
Corrective measures:
• Tap on the display within ten seconds of
the display message appearing in order to
recommission the inverter.
SB3-5TLUS22-IA-en-12
11 Troubleshooting
69