Siemens SINAMICS S150 - Replacing the Fan Fuses (-A2 -F101;F102, -G1 -F10;F11, -U1 -F10;F11); Replacing the Fuses for the Auxiliary Power Supply (-A1 -F11; -A1 -F12); Replacing the Main Fuses

Maintenance and servicing
11.4 Replacing components
Drive converter cabinet units
468 Operating Instructions, 07/07, A5E00288214A
11.4.18 Replacing the fan fuses (-A2 -F101/F102, -G1 -F10/F11, -U1 -F10/F11)
The order numbers for replacement fan fuses can be found in the spare parts list. )
WARNING
Make sure that the cause of the fault is found before the fuse is replaced.
11.4.19 Replacing the fuses for the auxiliary power supply (-A1 -F11 / -A1 -F12)
The order numbers for replacing auxiliary power supply fuses that have blown can be found
in the spare parts list.
WARNING
You must carry out the following:
• First disconnect the auxiliary power supply.
• Then rectify the cause of the fault.
• Replace the fuse.
11.4.20 Replacing the main fuses
Preparatory steps
● Disconnect the cabinet unit from the power supply.
● Open the cabinet door.
● Remove the protective cover.
Removal
1. Insert the holder for the main fuse.
2. Remove the main fuse.
Installation
1. Insert the new main fuse into the holder.
2. Insert the holder for the main fuse in the cabinet.