Figure 2-49 Cisco Asr 9904 Router Ac Power System Block Diagram-Version 2 Power System - Cisco ASR 9001-S Overview And Reference Manual

Chapter 2 Functional Description
Figure 2-49 Cisco ASR 9904 Router AC Power System Block Diagram—Version 2 Power System
AC Power Shelf with
AC/DC Power Supply Modules
AC1-1
EMI
220V
Filter
20A 1O
AC1-2
EMI
220V
Filter
20A 1O
AC1-3
EMI
220V
Filter
20A 1O
AC1-4
EMI
220V
Filter
20A 1O
OL-17501-09
Power Distribution
AC/DC
Pwr Sply
Module-
A0
3KW
–54V
AC/DC
Pwr Sply
Module-
A1
3KW
AC/DC
Pwr Sply
Module-
A2
3KW
–54V RTN
AC/DC
Pwr Sply
Module-
A3
3KW
Cisco ASR 9000 Series Aggregation Services Router Overview and Reference Guide
Backplane
Soft-Start
–54V
Circuit,
EMI Filter
Soft-Start
–54V
Circuit,
EMI Filter
Soft-Start
–54V
Circuit,
EMI Filter
Soft-Start
–54V
Circuit,
EMI Filter
Power System Functional Description
Line Card (x1)
Narrow
Range,
Point of
Fixed
–54V
–10.8V
Load
Ratio
(POL)
(5:1)
Converters
10.8V
Converter
RSP Card (x2)
Narrow
Range,
Point of
Fixed
–54V
–10.8V
Load
Ratio
(POL)
(5:1)
Converters
10.8V
Converter
Line Card (x1)
Narrow
Range,
Point of
Fixed
–54V
–10.8V
Load
Ratio
(POL)
(5:1)
Converters
10.8V
Converter
Fan Tray
Fan
Controller
–54V
and
Cooling
Fans
2-59