Cisco Crs 4-Slot Line Card Chassis Specifications - Cisco Carrier Routing System CRS-1 Installation Manual

Cisco CRS 4-Slot Line Card Chassis Specifications

Table A-1
Chassis with all components
installed (without exterior
cosmetic components and
packaging)
Cards and Modules Supported
Power Shelves
AC power shelf
DC power shelf
Maximum Power Consumption
Maximum AC input power
Maximum DC input power
DC power lug torque ranges
Minimum torque
Maximum torque
Power Redundancy
AC
DC
AC Input Power
Nominal input voltage
Nominal line frequency
Recommended AC service
DC Input Power
Nominal input voltage
Input line current
Inrush current
Chassis Cooling
Cisco CRS Carrier Routing System 4-Slot Line Card Chassis Installation Guide
A-2
Cisco CRS 4-Slot Line Card Chassis Specifications (continued)
361 lb (163.7 kg)
4 modular services cards (MSCs), forwarding processor (FP) cards,
or label switch processor (LSP) cards (line cards)
4 physical layer interface modules (PLIMs)
or
4 shared port adapter (SPA) interface processors (SIPs), each of
which supports one or more SPAs
2 route processor (RP) cards or 2 performance route processor (PRP)
cards
4 switch fabric cards
1 fan tray
Supports four AC-to-DC rectifiers
Supports four DC power supplies
Total input power
4185 W (assuming 92% efficiency)
4278 W (assuming 90% efficiency)
20 in-lb (2.2 N-m)
30 in-lb (3.3 N-m)
1:1—Requires two independent AC sources
We recommend two independent -48 VDC power sources
2W+PE (2 wire + protective earthing
200 to 240 VAC
(range: 180 to 264 VAC)
50 or 60 Hz
(range: 47 to 63 Hz)
20 A (per AC rectifier)
DC power lug torque ranges
Supports -48 VDC and -60 VDC systems (range: –40 to –72 VDC)
50-A maximum at –48 VDC
40-A maximum at –60 VDC
60-A peak at 75 VDC
(maximum for 1 ms)
1 fan tray, pull configuration
Appendix A Cisco CRS 4-Slot Line Card Chassis System Specifications
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