6002 Calibration data cannot beloaded.Q Q ‒ • Contact the SMA Service Line.
6113 Data block cannot be loaded fromEEPROM or channel list haschanged (e.g. after firmware update).W W ‒ • Contact the SMA Service Line.
6115 Setting of hardware thresholds onD/A converters is not possible.5 min 5 min x • Contact the SMA Service Line.6116 Real-time clock has not initialized. W W ‒ • Contact the SMA Service Line.
6117 Device address not recognized. 5 min 5 min x • Contact the SMA Service Line.
6119 Data structure for communicationbetween operation control unitand digital signal processor is invalid.5 min 5 min x • Contact the SMA Service Line.
6120 Watchdog tripping error 30 s W ‒ • Contact the SMA Service Line.6121 No response from watchdog 30 s W ‒ • Contact the SMA Service Line.
6122 Ten internal monitoring errors haveoccurred in succession.W 5 min ‒ • Contact the SMA Service Line.
6128 General error 5 min 5 min x • Contact the SMA Service Line.6404 Overcurrent at line conductor L1,L2 or L3C Q x • Contact the SMA Service Line.
6405 Overvoltage in the DC link of theinverter bridge30 s 5 min ‒ • Contact the SMA Service Line.6410 24 V supply voltage is invalid. 5 min 5 min x • Contact the SMA Service Line.
6417 15 V supply voltage is invalid. 5 min 5 min x • Contact the SMA Service Line.
6418 Overtemperature of the inverterbridge5 min 15min‒ • Contact the SMA Service Line.
6422 Inverter bridge in undefined state 30 s 5 min ‒ • Contact the SMA Service Line.
6423 Overtemperature in the switchcabinet5 min 30min‒ • Contact the SMA Service Line.
6425 Synchronization error with utilitygrid30 s 5 min x • Contact the SMA Service Line.
6427 Sensor error of DC voltage measurement30 s C ‒ • Contact the SMA Service Line.
6440 The MV transformer is no longerhermetically sealed.30 s 5 min ‒ • Check the MV transformer.
6441 Sensor error during measurementof DC voltage30 s 30 s ‒ • Contact the SMA Service Line.
6443 Unspecified error in digital signalprocessor30 s ‒ x • Contact the SMA Service Line.
6447 Self-test of inverter bridge failed Q Q ‒ • Contact the SMA Service Line.
6448 Insulation monitoring provides nonpermittedvaluesW W ‒ • Check insulation monitoring.
6451 Measured AC voltage of the inverteris less than utility grid voltage.W W ‒ • Contact the SMA Service Line.
6452 Measured AC voltage of the utilitygrid is less than inverter voltage.W W ‒ • Contact the SMA Service Line.
6453 AC voltage of grid limit monitoringis faulty.W W ‒ • Contact the SMA Service Line.
6454 AC current is faulty. W W ‒ • Contact the SMA Service Line.6455 AC voltage is faulty. W W ‒ • Contact the SMA Service Line.
6456 Pre-charging circuit of DC link isdefective.W W ‒ • Contact the SMA Service Line.
6457 Capacitor self-test has failed. Q Q ‒ • Contact the SMA Service Line.
6461 Insulation monitoring device hasnot adopted threshold.15min15minx • Check the insulation monitoring deviceand cabling.
6471 Online capacitor self-test hasfailed.Q Q ‒ • Contact the SMA Service Line.
6472 Endless loop between online andoffline capacitor testQ Q ‒ • Contact the SMA Service Line.
6486 Inadmissible deviations betweenAC power and DC power hasbeen detected.W W ‒ ‒
6487 AC ground fault has been detected.Q Q ‒ • Check the overvoltage protection.• Contact the SMA Service Line.
6501 Interior temperature of inverter istoo high.30 s 1 min ‒ • Check function of the fans.• Clean the fans.• Clean clogged fan inlets and ventilationplates.
6502 Temperature of inverter bridge istoo high.30 s 1 min ‒6508 Outside temperature is too high. 30 s 1 min ‒
6512 Minimum operating temperaturenot reached
6605 The fast stop was tripped dueovertemperature in the switch cabinet.30 s 1 min ‒ • Contact the SMA Service Line.
7001 Cable break or short circuit at invertertemperature sensorW W ‒ • Check the wiring of the temperaturesensor.• Contact the SMA Service Line.
7002 W W ‒
7004 W W ‒
7006 W W ‒
7501 Interior fan is defective. W W ‒ • Check function of the fans.• Clean the fans.• Clean clogged fan inlets and ventilationplates.
7502 W W ‒
7503 Inverter bridge fan is defective. W W ‒
7507 Motor-protective circuit breaker offan has tripped.W W ‒
7510 Interior fan is defective. W W ‒
7600 Communication between touch displayand communication unit is interrupted.The error number appearson the display only.W W ‒ • Check cabling between touch displayand communication unit.• Contact the SMA Service Line.
7601 Internal inverter error 30 s 1 min x • Contact the SMA Service Line.
7602 Internal communication error hasoccurred or communication is interrupted.30 s 1 min x • Contact the SMA Service Line.
7605 30 s 1 min x • Contact the SMA Service Line.
7706 The AC disconnection unit is openor was tripped.30 s Q ‒ • Contact the SMA Service Line.
7707 Faulty switching status of the AC disconnection unit30 s Q ‒ • Contact the SMA Service Line.
7708 Faulty switching status of RemoteGFDIW W ‒ • Contact the SMA Service Line.
7709 90% of switch cycles of the DCswitchgear reached.10 s 10 s ‒ • Contact the SMA Service Line.
7710 100% of switch cycles of the DCswitchgear reached.30 s 30 s ‒ • Contact the SMA Service Line.
7714 Maximum number of GFDI switchcycles reached.30 s 30 s ‒ • Replace the GFDI.
7801 The surge arrester is defective orthe back-up fuse of the surge arresterwas tripped.W W ‒ • Check the surge arrester.• Check the back-up fuse of the surgearrester.
7901 Reverse current has occurred in PVarray.1 min D x • Contact the SMA Service Line.
8701 External active power setpointsare smaller than 2 mA and thereforeinvalid. The last valid value or,after a day change, Pmax isused. Once valid setpoints areavailable again, these will beused.W W ‒ • Contact the SMA Service Line.
8702 Several digital active power setpointsare available.W W ‒ • Contact the SMA Service Line.
8703 Power factor of the external reactivepower setpoint is invalid.W W ‒ • Contact the SMA Service Line.
8704 External active and reactive powersetpoints are invalid.W W ‒ • Contact the SMA Service Line.
9008 Doors have been opened duringoperation.30 s 1 min ‒ • Contact the SMA Service Line.
9009 Fast stop has tripped. 30 s 30 s ‒ • Eliminate error and switch fast stop backon.
9013 This relates to a grid managementshutdown. The error is reset by asignal from the grid operator orfrom the safety system of the gridinterconnection point.30 s 30 s ‒ • Eliminate error and switch fast stop backon.
9019 Defective fast stop 30 s C ‒ • Check the fast stop cabling.