Replacing The Internal Backup Battery - Siemens Stratos Outstation General, Installation, Commissioning & Maintenance Handbook

7.3.4

Replacing the Internal Backup Battery

Risk of explosion if battery is replaced by an incorrect type.
The following procedure should be followed to change the internal backup battery:
1. Isolate the battery with the 'BATTERY' isolation switch on the front panel.
2. Power off the unit and disconnect the mains supply and lamp supply monitor
connector.
3. Loosen the four battery cover nuts as identified in the photo below and remove the
battery cover.
Security classification Unrestricted
Version 3
Last Editor Alan Doyle
Document Name Stratos Outstation General and ICM Handbook
Copyright © Siemens plc 2014. All Rights Reserved.
Figure 22 – I/O Board Fixings
Mobility and Logistics is a division of Siemens Plc
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Page 76 of 92
Status Issued
Date 05-Oct-2017
Document No. 667/HB/52250/000