Spare Parts/Accessories; Replacing A Cooling Fan - Siemens SINAMICS G120 Hardware Installation Manual
Power module
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Also See for SINAMICS G120:
- List manual (1256 pages) ,
- Manual (732 pages) ,
- Operating instructions manual (550 pages)
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Spare parts/Accessories
8.1
Replacing a Cooling Fan
Replacing a Cooling Fan
Frame sizes A, B and C have been designed to allow the cooling fans to be replaced.
Although the various frame sizes differ in physical size and the number of fans, the
replacement procedure is similar. Frame size A contains one fan and frame size B and C
contain two fans. The Control Unit must be removed from the Power Module. Power-down
the Power Module and disconnect all cables. The Power Module must be placed face-down
on a clean and safe surface and the cooling fan removed by releasing the power connection
and the retaining screws. The new cooling fan is fitted in reverse order.
To replace the cooling fan on the SINAMIC G120 Power Modules for FSA, FSB and FSC,
the following procedure should be performed. Please refer the Figure below.
1. Power-down the inverter.
2. Remove the Control Unit from the inverter.
3. Disconnect all the cables from the Power Module.
4. Release the fan cable connector(s) ①.
5. Using a posi-drive screwdriver, remove the fan retaining screws ②.
6. Slide the cooling fan out from the inverter.
7. Fit the new cooling fan into the fan housing area.
8. Secure the replacement cooling fan in place by tighten the retaining screws ②.
9. Re-attach the fan cable connector(s) ①.
10. Mount the Power Module.
11. Reconnect all the necessary cables to the Power Module.
12. Reattach the Control Unit.
13. Check that the installation is correct and safely installed.
14. Apply power the system.
15. Check that the cooling fan(s) are running correctly.
Power Modules PM240
Hardware Installation Manual, 2006-04-04, A5E00807525B AA
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8-1
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