Siemens SINAMICS G130 Operating Instructions Manual page 48

Maintenance and servicing
6.1 Replacing the backup battery
1. Disconnect the 24 V DC power supply cable.
2. Disconnect the communication cable on the operator panel.
3. Open the cover of the battery compartment.
4. Remove the old battery.
5. Insert the new battery.
6. Carry out any other work by reversing the sequence.
Table 6- 1
Type
Manufacturer
Nominal capacity
Self-discharge at 20 °C
Service life (in backup mode)
Service life (in operation)
NOTICE
The battery must be replaced within one minute to ensure that no AOP settings are lost.
Note
The battery must be disposed of in accordance with the applicable country-specific
guidelines and regulations.
46
Technical specifications of the backup battery
CR2032 3 V lithium battery
Maxell, Sony, Panasonic
220 mAh
1 %/year
> 1 year at 70 °C; >1.5 years at 20 °C
> 2 years
Operating Instructions, 03/2012, A5E00331451A
The AOP30 operator panel