System Power Redundancy; Figure 2-16 Asr 9006 Router Dc Power System Block Diagram - Cisco ASR 9000 series Reference Manual

Chapter 2 Functional Description
Figure 2-16 ASR 9006 Router DC Power System Block Diagram
DC/DC Power Shelf
connected to 3 Power Supply
Modules
TB-A1
DC-A1
EMI
(60A)
Filter Pwr Sply
Module-0
DC-B1
EMI 1.5 KW or
(60A)
Filter
TB-B1
TB-A2
DC-A2
EMI
(60A)
Filter Pwr Sply
Module-1
DC-B2
EMI 1.5 KW or
(60A)
Filter
TB-B2
TB-A3
DC-A3
EMI
(60A)
Filter Pwr Sply
Module-3
DC-B3
EMI 1.5 KW or
(60A)
Filter
TB-B3

System Power Redundancy

Both the AC and DC power systems have full source redundancy and system power redundancy
depending on the chassis configuration. Each shelf can house up to three modules and can be configured
for multiple power configurations (See
system redundancy, see the
OL-17501-01
D R A F T — C I S C O C O N F I D E N T I A L
Power Distribution
DC/DC
2KW
DC/DC
-54V
2KW
DC/DC
2KW
-54V RTN
"Power Supply Redundancy" section on page
Backplane
Soft-Start
-54V
EMI Filter
Soft-Start
EMI Filter
Soft-Start
EMI Filter
Soft-Start
-54V
EMI Filter
Figure 1-13 on page
Cisco ASR 9000 Aggregation Services Router Overview and Reference Guide
Power System Functional Description
Fan Tray 0
Fan
Controller
-54V
Circuit,
and
Cooling
Fans
Line Card (x4)
Narrow
Range,
Fixed
-54V -54V -10.8V
Circuit,
Ratio
(5:1)
10.8V
Converter
RSP Card (x2)
Narrow
Range,
Fixed
-54V -54V -10.8V
Circuit,
Ratio
(5:1)
10.8V
Converter
Fan Tray 1
Fan
Controller
-54V
-54V
Circuit, and
Cooling
Fans
1-16). For more information about power
3-3.
Point of
Load
(POL)
Converters
Point of
Load
(POL)
Converters
2-23