Replacing Cylindrical Fuses; Replacing The Cabinet Operator Panel - Siemens SINAMICS G150 Operating Instructions Manual

11.4.14

Replacing cylindrical fuses

The following fuses are cylindrical fuses:
● Fan fuses (-T1 -F10, -T1 -F11)
● Fuses for auxiliary power supply (-F11, -F12)
● Fuse for the internal 230 V supply (-F21)
Figure 11-20 Fuse holder
Order numbers for replacing fuses that have blown can be found in the spare parts list.
When replacing a fuse, you must follow these steps:
• First disconnect the cabinet from the power supply.
• Then, eliminate the cause of the fault.
• Finally, replace the fuse.
11.4.15

Replacing the cabinet operator panel

1. Switch the unit into a no-voltage condition.
2. Open the cabinet.
3. Disconnect the power supply and communications line on the operator panel.
4. Release the fastenings on the operator panel.
5. Remove the operator panel.
6. Install the new operator panel.
7. Carry out any other work by reversing the sequence.
Converter cabinet units
Operating Instructions, 03/2012, A5E03263466A
WARNING
Maintenance and servicing
11.4 Replacing components
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