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Cisco ASR 9000 Series Aggregation Services Router Overview and Reference Guide
OL-17501-09
Chapter 2 Functional Description
Power System Functional Description

Figure 2-51 Cisco ASR 9922 Router AC Power System Block Diagram—Version 2 Power System

FanTray (x4)
PowerDistribution
ACPower Shelf-0 w/AC/DC 3KW
PowerSupply Modules
Soft-Start
Circuit,
EMI
Filter,and
Fan
Controller
LineCard (x20)
Narrow
Range,
Fixed
Ratio
(5:1)
10.8V
Converter
Soft-Start
Circuit,
EMI
Filter,and
Fan
Controller
Pointof
Load
(POL)
Converters
-54V -10.8V
Cooling
Fans
-54V
RouteProcessor (x2)
Narrow
Range,
Fixed
Ratio
(5:1)
10.8V
Converter
Soft-Start
Circuit,
EMI
Filter,and
Fan
Controller
Pointof
Load
(POL)
Converters
-54V -10.8V
FabricCard (x7)
Narrow
Range,
Fixed
Ratio
(5:1)
10.8V
Converter
Soft-Start
Circuit,
EMI
Filter,and
Fan
Controller
Pointof
Load
(POL)
Converters
-54V -10.8V
PM0
EMI
Filter
PM1
EMI
Filter
PM2
EMI
Filter
PM3
EMI
Filter
A
C1-1
220V
20A1Ø
AC1-2
220V
20A1Ø
AC1-3
220V
20A1Ø
AC1-4
220V
20A1Ø
ACPower Shelf-1 w/AC/DC 3KW
PowerSupply Modules
PM0
EMI
Filter
PM1
EMI
Filter
PM2
EMI
Filter
PM3
EMI
Filter
AC2-2
220V
20A1Ø
AC2-3
220V
20A1Ø
AC2-4
220V
20A1Ø
PM4
EMI
Filter
PM5
EMI
Filter
PM6
EMI
Filter
PM7
EMI
Filter
AC2-1
220V
20A1Ø
ACPower Shelf-2 w/AC/DC 3KW
PowerSupply Modules
PM8
EMI
Filter
PM9
EMI
Filter
PM10
EMI
Filter
PM11
EMI
Filter
AC3-1
220V
20A1Ø
AC3-2
220V
20A1Ø
AC3-3
220V
20A1Ø
AC3-4
220V
20A1Ø
ACPower Shelf-3 w/AC/DC 3KW
PowerSupply Modules
PM0
EMI
Filter
PM1
EMI
Filter
PM2
EMI
Filter
PM3
EMI
Filter
AC4-1
220V
20A1Ø
AC4-2
220V
20A1Ø
AC4-3
220V
20A1Ø
AC4-4
220V
20A1Ø
PM12
EMI
Filter
PM13
EMI
Filter
PM14
EMI
Filter
PM15
EMI
Filter
-54V
-54V
-54V
-54V
-54V
-54V
-54V
-54V
-54VRTN
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