Siemens sinamics G120 Operating Instructions Manual page 141

Low voltage inverters chassis devices with cu250s-2 control units and encoder evaluation

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Table of Contents

Procedure with Startdrive

To reset the safety function settings to the factory setting without changing the standard

settings, proceed as follows:

1. Go online.

2. Select "Commissioning".

3. Select "Backing up/reset".

4. Select "Safety parameters are reset".

5. Press the "Start" button.

6. Enter the password for the safety functions.

7. Confirm that the parameters have been saved (RAM to ROM).

8. Go offline.

9. Switch off the inverter supply voltage.

10.Wait until all LEDs on the inverter go dark.

11.Switch on the inverter supply voltage again.

You have restored the safety functions in the inverter to the factory settings.

Exception: The password for the safety functions is not reset.

Converter with CU250S-2 Control Unit

Operating Instructions, 01/2016, FW V4.7 SP6, A5E31759476B AE

Safety functions password (Page 328)

Commissioning

5.4 Restoring the factory setting