Replacing The Fsgx Power Block - Siemens Sinamics G120 Hardware Installation Manual

6.4

Replacing the FSGX power block

Replacing the power block, frame size FSGX
Procedure
1. Switch the inverter off.
2. Remove the inverter front cover.
3. Release the connection to the motor output area (3 screws on the right-hand side).
4. Release the 3 screws on the left-hand side and swivel the connection bar upwards.
5. Release the connection at the line supply (3 screws).
6. Remove the mounting screws on the upper side (2 screws).
7. Remove the mounting screws on the lower side (2 screws).
8. Remove the electronics module. Where relevant, remove the communication connector
and the terminal wiring.
9. Release the fiber-optic cable connectors (3 connectors)
10.Disconnect the cable connection for the signal cables (2 connectors).
module by releasing the two knurled screws. The IPD module remains connected to the
current sensor cables.
11.Withdraw the connector for the thermo element.
Power Modules PM240
Hardware Installation Manual, 07/2016, A5E36985441C AA
Connections FSGX (Page 47).
⑥
Service and maintenance
6.4 Replacing the FSGX power block
③
④
④
⑦
⑧
⑨
①
②
Remove the IPD
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