Infrastructure and Mobility, Traffic Solutions
Sopers Lane, Poole, Dorset
BH17 7ER
Version
7
Page 59 of 76
Status
ISSUED
Last Editor
Ore Oluwatudimu
TS008468
Date
31/01/2017
Document
Name
UPS Solution General Handbook
Doc. No.
667/HB/47750/000
Copyright
Siemens plc 2017 All Rights Reserved
13.3 Switching Off the UPS Solution
WARNING:
This will stop all equipment connected to the UPS from being
supplied Mains power.
Ensure all traffic control equipment is safely
switched off before switching off the UPS
.
To switch off the UPS completely, follow these steps (see section 10 for isolation switch
information):
1.
Switch the UATS to
BYPASS
2.
Switch all Breakers on the Battery Shelves (Battery Housing Assemblies) in both
cabinets (UPS and Battery Expansion Cabinets) to the
OFF
position
3.
Switch the Battery Breaker on the Front left of the FXM UPS unit to the
OFF
position
4.
Switch the UPS Supply Breaker (CB1) on the front of the UATS to the
OFF
position
5.
Switch
OFF
the Input Circuit Breaker on the front right of the FXM unit
6. Unplug
the 48V Battery Connector from the front (left) of the FXM unit to
disconnect the battery circuits completely.
7.
Switch
OFF
the Main Breaker on the UPS Connection Panel (at the top of the
rack)
8.
Open the Feeder Pillar and Isolate the UPS Cabinet
The UPS Solution will now be completely isolated from Mains and Batteries.