SMA SUNNY BOY 5000 - Page 18

Error number Display message, cause and corrective measures
3901 to 3902
Waiting for DC start conditions > Start conditions not met
The feed-in conditions for the utility grid are not yet fulfilled.
Corrective measures:
• Wait for higher irradiation.
• If this message is displayed frequently in the morning, increase the
voltage limit for starting grid feed-in. Change the parameter Critical
voltage to start feed-in.
• If this message is displayed frequently with medium irradiation,
ensure that the PV array is correctly rated.
6001 to 6462
Self diagnosis > Interference of device
The cause must be determined by the SMAServiceLine.
Corrective measures:
• Contact the SMAServiceLine.
6501 to 6513
Self diagnosis > Overtemperature
The inverter has switched off due to excessive temperature.
Corrective measures:
• Clean the cooling fins on the rear of the enclosure and the air ducts
on the top using a soft brush.
• Ensure that the inverter has sufficient ventilation.
6603 to 6604
Self diagnosis > Overload
The inverter has detected an internal overload and interrupts the feed-in
operation.
Corrective measures:
• Contact the SMAServiceLine.
6607 to 6608
Self-diagnosis > Battery overcurrent
Internal error. The inverter continues to feed into the utility grid.
Corrective measures:
• If this message is displayed frequently, contact the
SMAServiceLine.
6609
Self-diagnosis > Battery undervoltage
Internal error. The inverter continues to feed into the utility grid.
Corrective measures:
• If this message is displayed frequently, contact the
SMAServiceLine.
4 Troubleshooting
SMA Solar Technology AG
Service ManualSB36-50SE-SG-en-1018