Alarms, Faults And System Messages - Siemens SINAMICS G120 Operating Instructions Manual

Alarms, faults and system messages

The converter has the following diagnostic types:
● LED
● Alarms and faults
If the converter no longer responds
Due to faulty parameter settings, e.g. by loading a defective file from the memory card, the
converter can adopt the following condition:
● The motor is switched off.
● You cannot communicate with the converter, either via the Operator Panel or other
In this event proceed as follows:
● Remove the memory card if one is inserted in the converter.
● Repeat the power on reset until the converter outputs fault F01018:
● If the converter signals fault F01018, repeat the power on reset one more time.
● The converter must now have been restored to its factory settings.
● Recommission the converter.
Inverter with CU240B-2 and CU240E-2 Control Units
Operating Instructions, 01/2011, FW 4.4, A5E02299792B AB
The LED at the front of the converter immediately informs you about the most important
converter states right at the converter.
The converter signals alarms and faults via the fieldbus, the terminal strip (when
appropriately set), on a connected operator panel or STARTER.
Alarms and faults have a unique number.
interfaces.
– Switch off the converter supply voltage.
– Wait until all LEDs on the converter go dark. Now switch on the converter supply
voltage again.
9
245