6. Wait until the inverter sets p0971 = 0.
7. Switch off the inverter supply voltage.
8. Wait until all LEDs on the inverter go dark.
9. Switch on the inverter supply voltage again.
You have restored the safety function settings of your inverter to the factory settings.
Commissioning
5.6 Restoring the factory setting
SINAMICS G120C converter
154 Operating Instructions, 09/2017, FW V4.7 SP9, A5E34263257B AF