Siemens SINAMICS G120XA, Руководство по эксплуатации, Страница: 831 / 918

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.
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.
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.
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.
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:
The loaded settings are not compatible with the converter.
Clear the alarm with p0971 = 1 and recommission the drive.
– No alarm A01028:
The converter has accepted the settings that have been loaded.
You have successfully replaced the converter.
❒
Corrective maintenance
10.1 Replacing an converter
SINAMICS G120XA converter
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB
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