Replacing Fuses; Replace The Sponge For The Leak Detector - Siemens SINAMICS GM150 Operating And Installation Instructions

9.7.9

Replacing fuses

To replace the -F11, -F12 or -F21 fuses, proceed as follows:
1. Disconnect the auxiliary power supply.
2. Remove the defective fuse.
3. Rectify the cause of the fault.
4. Fit the replacement fuse and close the fuse holder.
The order numbers for replacing fuses that have blown can be found in the spare parts list.
9.7.10

Replace the sponge for the leak detector

Principle of operation
If the sponge is dry (hard), the switch is closed.
If there is water in the drive, the sponge becomes soft and the switch opens.
①
②
Figure 9-17
SINAMICS GM150 6SL3815-2LN41-4AA2
Operating Instructions 04/2017
Sponge hard, switch is closed
Sponge soft, switch is opened
Sponge
Maintenance
9.7 Repairs
223