Siemens SINAMICS DCM Betriebsanleitung Seite 440

Maintenance and servicing
9.4 Replacing components
Replacement
1. Put the cabinet into a safe state
2. Open the cabinet.
3. Disconnect the 24 V DC power supply and communications line on the operator panel.
4. Open the cover of the battery compartment.
5. Remove the old battery and insert the new battery.
6. Close the cover of the battery compartment.
7. Reconnect the 24 V DC power supply and communications line.
8. Close the cabinet.
Note
The battery must be replaced within one minute to ensure that no AOP settings are lost.
Figure 9-8
Note
The battery must be disposed of in accordance with the manufacturer guidelines and
applicable country-specific laws and directives.
128
Replacing the backup battery for the cabinet operator panel
Operating Instructions, 04/2015, A5E36161239/RS-AA/001
SINAMICS DCM Cabinet