Replacing The Cabinet Operator Panel; Replacing The Backup Battery For The Cabinet Operator Panel - Siemens SINAMICS S150 Operating Instructions Manual

11.4.21

Replacing the cabinet operator panel

1. Switch the unit into a no-voltage condition.
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.
11.4.22

Replacing the Backup Battery for the Cabinet Operator Panel

Table 11-2
Type
Manufacturer
Nominal capacity
Maximum permissible charging current
Self-discharge at 20 °C
Service life (in backup mode)
Service life (in operation)
Replacement
1. Switch the unit into a no-voltage condition.
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.
Drive converter cabinet units
Operating Instructions, 07/07, A5E00288214A
Technical specifications of the backup battery
WARNING
To ensure that no data is lost when you replace the battery, you must replace the
battery within one minute.
Maintenance and servicing
11.4 Replacing components
CR2032 3 V 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
469