Replacing The Cabinet Operator Panel; Replacing The Backup Battery Of The Cabinet Operator Panel; Technical Data - Siemens SINAMICS G150 Operating Manual

11/03
11.3.5

Replacing the Cabinet Operator Panel

1. Open the main circuit-breaker
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
11.3.6

Replacing the Backup Battery of the Cabinet Operator Panel

Table 11-1
Type
Manufacturer
Rated capacity
Maximum permissible charging
current
Self-discharge at 20°C
Service life (in backup mode)
Service life (in operation)
Replacing the Battery
1. Switch off the main circuit-breaker
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
6. Insert the new battery
7. Close the cover of the battery compartment
8. Reconnect the 24 V DC power supply and communications line
9. Close the cabinet
WARNING
To ensure that no data is lost when you replace the battery, you must replace the
battery within one minute.
SINAMICS G150
Operating Manual
Technical data for the backup battery
Maintenance and Servicing
CR2032 3V lithium battery
Maxell, Sony, Panasonic
220 mAh
10 mA (restricted to <2 mA in operator panel)
1 %/year
> 1 year at 70°C; >1.5 years at 20 °C
> 2 years
11-5