SMA SB 3600SE-10 Service Manual - Manual (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 Manual SB36-50SE-SG-en-10 18