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10.1.2
Replacing a converter with data backup
Replacing a converter with data backup on a memory card
Procedure
1. Disconnect the line voltage to the converter.
2. Remove the connecting cables of the converter.
3. Remove the defective converter.
4. Install the new converter.
5. Remove the memory card from the old converter
6. Insert the memory card into the new converter.
7. Connect all of the cables to the converter.
8. Reconnect the line voltage to the converter.
9. The converter loads the settings from the memory card.
10.After loading, check whether the converter outputs Alarm A01028.
– Alarm A01028:
– No alarm A01028:
You have successfully replaced the converter.
❒
SINAMICS G120X converter
Operating Instructions, 06/2019, FW V1.01, A5E44751209B AC
WARNING
Electric shock as a result of a residual charge in power components
After the power supply has been switched off, it takes up to 5 min. until the capacitors in the
converter have discharged so that the residual charge is at a non-hazardous level.
● Check the voltage at the converter connections before you carry out any installation
work.
NOTICE
Damage from swapping the motor's connection lines
The direction in which the motor rotates switches if you exchange the two phases of the
motor line.
● Connect the three phases of the motor lines in the right order.
● After replacing the converter, check the direction in which the motor rotates.
The loaded settings are not compatible with the converter.
Clear the alarm with p0971 = 1 and recommission the drive.
The converter has accepted the settings that have been loaded.
Corrective maintenance
10.1 Replacing the converter
1051
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