Siemens SINAMICS G120D Series Operating Instructions Manual page 244
Distributed converter, control units cu240d-2 with encoder evaluation.
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Also See for SINAMICS G120D Series:
- List manual (910 pages) ,
- Operating instructions manual (398 pages) ,
- Original instructions manual (382 pages)
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Corrective maintenance
9.1 Replacing inverter components
Replacing a Control Unit with data backup in the PC
Precondition
You have backed up the actual settings of the Control Unit to be replaced to a PC using
STARTER.
Procedure
To replace the Control Unit, 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. Open the right project for the drive in STARTER.
8. Go online and transfer the settings from the PC to the inverter by pressing the
The inverter signals faults after the download.
Ignore these faults, as they will be
automatically acknowledged by the following steps.
9. Save your settings (copy RAM to ROM).
You have successfully replaced the Control Unit.
244
Converter with control units CU240D-2
Operating Instructions, 04/2015, FW V4.7.3, A5E34262100B AB
button.
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