Replacing The Control Unit Without Data Backup - Siemens SINAMICS G120 Operating Instructions Manual
Low voltage converters, chassis and wall/panel mounted devices with cu230p-2 control units
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- List manual (1256 pages) ,
- Manual (732 pages) ,
- Operating instructions manual (550 pages)
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8.1.3
Replacing the Control Unit without data backup
If you do not backup the settings, then you must recommission the drive after replacing the
Control Unit.
Procedure
To replace the Control Unit without backed-up settings, proceed as follows:
1. Disconnect the line voltage to the Power Module and (if installed) the external 24 V
supply or the voltage for the digital outputs of the Control Unit.
2. Remove the signal cables of the Control Unit.
3. Remove the defective Control Unit.
4. Mount the new Control Unit on the Power Module.
5. Reconnect the signal cables of the Control Unit.
6. Connect up the line voltage again.
7. Recommission the drive.
The Control Unit replacement has been completed after the drive has been successfully
commissioned.
Converter with CU230P-2 Control Units
Operating Instructions, 04/2015, FW V4.7 SP3, A5E34257946B AB
Corrective maintenance
8.1 Replacing inverter components
335
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