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6 Internal Cabling Scheme
The UPS Housing, DC Housing and Battery Housing modules all come fitted with pre-
wired cable looms for ease of installation. The following subsections detail the internal
wiring interconnecting key system elements in both the UPS and Battery Expansion
cabinets.
6.1 UPS Cabinet Internal Wiring
UPS HOUSING
MCB
UPS
ON/OFF
Mains
I/P CB
MCB
BATTERY
HOUSING 1
As stated in section 3.3.4, the UPS Housing module comes fitted and prewired with key
system elements and all internal cabling. External cables are to be terminated within the
UPS Connection Panel as part of the Installation process. See section 9.8 for details.
Version
7
Last Editor
Ore Oluwatudimu
Document
UPS Solution General Handbook
Name
Copyright ã Siemens plc 2017 All Rights Reserved
Mains
Controller
Supply
Supply
Mains
Mains
IN
OUT
UPS / BYPASS
UATS
Mains O/P
Alpha FXM Series UPS Unit
Battery CB
54VDC BUS
Battery + / -
MCB
BATTERY
HOUSING 2
Figure 6-1: UPS Cabinet Internal Wiring Diagram
Page 23 of 76
TS008468
Infrastructure and Mobility, Traffic Solutions
Controller I/O
Card
C1 – C6
Faults/Alarms
Fault Contacts
Battery Expansion
Cabinet
Status
Date
Doc. No.
Sopers Lane, Poole, Dorset
BH17 7ER
UPS Connection Panel
Switch or Circuit Breaker
DIN Rail Terminal Block
External Cabling
ISSUED
31/01/2017
667/HB/47750/000
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