Corrective maintenance
9.2 Replacing inverter components
Converter with the control units CU240D-2
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Operating Instructions, 04/2018, FW V4.9 SP10, A5E34262100B AF
The Control Unit replacement has been completed once the drive has been successfully
commissioned.
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9.2.6
Replacing a Control Unit with active know-how protection
Replacing devices with know-how protection without copy protection
In the case of know-how protection without copy protection, the inverter settings can be
transferred to another inverter using a memory card.
Saving settings to the memory card (Page 247)
Transferring the settings from the memory card (Page 248)
Replacing devices with know-how protection with copy protection
The know-how protection with copy protection hides the inverter settings and also prevents
the duplication of the inverter settings.
If the inverter settings can neither be copied nor forwarded, a recommissioning is required
after inverter replacement.
To avoid the recommissioning, you must use a Siemens memory card, and the machine
manufacturer must have an identical prototype machine that it uses as sample.
There are two options for replacing the device: