Number Cause Remedy
F30004 Converter overtemperature Check whether the converter fan is running.
Check whether the ambient temperature is in the permissible range.
Check whether the motor is overloaded.
Reduce the pulse frequency.
F30005 I2t converter overload Check the rated currents of the motor and Power Module.
Reduce current limit p0640.
When operating with U/f characteristic: Reduce p1341.
F30011 Line phase failure Check the converter's input fuses.
Check the line cables.
F30015 Motor cable phase failure Check the motor cables.
Increase the ramp-up or ramp-down time (p1120).
F30021 Ground fault
• Check the power cable connections.
• Check the motor.
• Check the current transformer.
• Check the cables and contacts of the brake connection (a wire might be
broken).
F30022 Power Module: Monitoring U
CE
Check or replace the Power Module.
F30027 Time monitoring for DC link pre-
charging
Check the supply voltage at the input terminals.
Check the line voltage setting (p0210).
F30035 Overtemperature, intake air
• Check whether the fan is running.
• Check the fan lter elements.
• Check whether the ambient temperature is in the permissible range.
F30036 Overtemperature, inside area
F30037 Rectier overtemperature See F30035 and, in addition:
• Check the motor load.
• Check the line phases
F30052 Incorrect Power Module data Replace Power Module or upgrade CU rmware.
A30502 DC link overvoltage Check the unit supply voltage (p0210).
F30662 CU hardware fault Switch CU o and on again, upgrade rmware, or contact technical support.
F30664 CU power up aborted Switch CU o and on again, upgrade rmware, or contact technical support.
F30850 Software fault in Power Module Replace Power Module or contact technical support.
A30920 Temperature sensor fault Check that the sensor is connected correctly.
For details, please refer to the List Manual.
Alarms, faults and system messages
9.6List of alarms and faults
SINAMICS G115D Wall Mounted distributed drive
386 Operating Instructions, 07/2023, FW V4.7 SP14, A5E52808211A AA
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