Cisco CRS Carrier Routing System Multishelf System Site Planning Guide
System Specifications
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Table of Contents

Cisco CRS Series Carrier Routing System Fabric Card Chassis Specifications

FCC Specifications

Fixed Configuration Power Specifications

Modular Configuration Power Specifications

Fabric Card Chassis Environmental Specifications

Regulatory, Compliance, and Safety Specifications

Cisco CRS Series Carrier Routing System Fabric Card Chassis Specifications

This appendix contains tables that list the specifications for the main components of the Fabric Card Chassis.


Note For a complete list of cards supported in the Cisco CRS 16-slot line card chassis, go to the Cisco Carrier Routing System Data Sheets at: http://www.cisco.com/en/US/products/ps5763/products_data_sheets_list.html


The appendix includes the following topics:

FCC Specifications

Table B-1 lists the system specifications for the FCC.

 

Table B-1 Fabric Card Chassis System Specifications

Description
Value
Chassis Dimensions

Height

80 in. (203.2 cm) as shipped
84 in. (213.4 cm) as installed

Width

23.6 in. (60.0 cm)

26.1 in. (66.3 cm) with PDU and brackets

Depth

35 in. (89.0 cm) without doors and other cosmetics
41 in. (104.1 cm) with front and rear doors

Floor space requirement

Chassis: 6 sq ft (0.56 sq m)

Aisle spacing to install chassis (front): 48 in. (122 cm)

Aisle spacing to service FRUs (front): 36 in. (91 cm)

Aisle spacing to service FRUs (rear): 36 in. (91 cm)

Chassis Weight

Chassis shipping weight

1175 lb (532 kg) FCC with shipping crate and pallet

Chassis with power shelves only, no power modules

849 lb (385 kg)

Chassis with power shelves, power modules, alarm module

970 lb (440 kg)

Chassis, fully loaded with cards, without cosmetics

1585 lb (719 kg)

Chassis, fully loaded with cards and cosmetics (doors, panels, grilles, and so on)

1629 lb (739 kg)

Chassis, fully loaded with cards and cosmetics (doors, panels, grilles, and so on), AC Wye PDU, and brackets

1689 lb (766 kg)

Chassis, fully loaded with cards and cosmetics (doors, panels, grilles, and so on), AC Delta PDU, and brackets

1715 lb (778 kg)

Floor Loading

Chassis footprint

6.72 sq. ft (6243 sq. cm), with cosmetics and doors

Floor contact area

4.72 sq. ft (4385 sq. cm)

Maximum floor loading

Without cosmetics and doors:

1585 lb/4.72 sq. ft = 335 lb/sq. ft
719 kg/4385 sq. cm = 0.164 kg/sq. cm

With cosmetics and doors:

1695 lb/4.72 sq. ft = 359 lb/sq. ft
769 kg/4385 sq. cm = 0.175 kg/sq. cm

Supported Cards and Modules

8 or 24 Switch fabric cards (SFCs)

8 or 24 Optical Interface Modules (OIMs)

2 Integrated Shelf Controller Gigabit Ethernet (SCGE)

Chassis Cooling

2 fan trays, push-pull configuration

Chassis airflow

Up to 2050 cubic ft (58,050 liters) per minute

Power shelf airflow

100 to 140 cubic ft (2832 to 3964 liters) per minute

AC power cord length

167.3 in. (4.25)

Fixed Configuration Power Specifications

Table B-2 lists the fixed configuration power specifications for the Cisco Carrier Routing System FCC.

 

Table B-2 Fabric Card Chassis Fixed Configuration Power Specifications

Description

Value

Power shelves

2 AC or 2 DC power shelves (Cannot mix AC and DC power shelves.)

DC power shelf

2 DC PEMs per shelf

AC power shelf

3 AC rectifiers per shelf

Maximum Input Power

Fixed configuration DC, chassis fully loaded

9473 W (9.47 kW)

Fixed configuration AC, chassis fully loaded

11,363 W (11.36 kW)

Power Redundancy (2N)

DC

2N: Requires 4 “A” battery plant feeds and 4 “B” battery plant feeds (up to 8 total)

AC, 3-phase

2N: Requires two independent 3-phase AC sources

DC Input

Nominal input voltage

–48 VDC North America
–60 VDC European Community
Range: –42 VDC to –75 VDC

Input current

46 A max at –48 VDC
37A max at –60 VDC

55A maximum at –42 VDC (low voltage extreme)

AC Input, Delta 3-phase

3W + PE (3 wire + protective earthing1)

Nominal input voltage

3-phase 200 to 240 VAC, phase-to-phase
(range 180 to 264 VAC, phase-to-phase)

Nominal line frequency

50 or 60 Hz (range 47 to 63 Hz)

Recommended AC service

60 A

AC Input, Wye 3-phase

3W + N + PE (3 wire + neutral + protective earthing1)

Nominal input voltage

3-phase 200-240/346-415 VAC
(range 180 to 264 VAC, phase-to-neutral)
(range 311 to 456 VAC, phase-to-phase)

Nominal line frequency

50 or 60 Hz (range 47 to 63 Hz)

Recommended AC service

40 A (North America)
32 A (International)

1.Protective earthing conductor (ground wire).

Modular Configuration Power Specifications

Table B-3 lists the modular configuration power specifications for the Cisco Carrier Routing System FCC.

 

Table B-3 Fabric Card Chassis Modular Configuration Power Specifications

Description

Value

Power shelves

2 AC or 2 DC power shelves (Cannot mix AC and DC power shelves.)

DC power shelf

Supports up to 6 DC power modules (PMs) per shelf
4 DC PMs are shipped per shelf (although the shelf appears to accommodate 8, two are blank slots that cannot be used)

AC power shelf

Supports up to 6 AC PMs per shelf
3 AC PMs are shipped per shelf

Maximum Input Power

Modular configuration, DC, chassis fully loaded

11,111 watts (11.11 kW)

Modular configuration, AC, chassis fully loaded

10,870 watts (10.87 kW)

Power Redundancy (2N)

DC

2N: up to 6 “A” battery plant feeds and up to 6 “B” battery plant feeds required

AC

2N: up to 6 “A” AC single-phase power sources and up to 6 “B” AC single-phase power sources required

DC Input

Nominal input voltage

–48 VDC North America
–60 VDC European Community
Range: –40 VDC to –72 VDC

Input current

50 A max at –48 VDC
40 A max at –60 VDC
60 A at –40 VDC (maximum)

AC input

Single-phase

Nominal input voltage

200 to 240 VAC (range 180 to 264 VAC)

Nominal line frequency

50 or 60 Hz (range 47 to 63 Hz)

Recommended AC service

20 A (North America) dedicated branch circuit
16 A (International) dedicated branch circuit

Fabric Card Chassis Environmental Specifications

The following table lists the environmental specifications for the fabric card chassis.

 

Table B-4 Fabric Card Chassis Environmental Specifications

Description
Value

Temperature

Operating, nominal: 41° to 104°F (5° to 40°C)

Operating, short-term: 23° to 122°F (–5° to 50°C)2

Nonoperating: –40° to 158°F (–40° to 70°C)

Humidity

Operating: 5 to 85% noncondensing

Nonoperating: 5 to 90% noncondensing, short-term operation

Altitude-

-197 to 5906 ft (–60 to 1800 m) at 122°F (50°C), short-term

Up to 13,123 ft (4000 m) at 104°F (40°C) or below

Heat dissipation

32,324 BTU per hour—(maximum) fixed configuration DC3

38,872 BTU per hour—(maximum) fixed configuration AC4

37,911 BTU per hour—(maximum) modular configuration DC5

37,086 BTU per hour—(maximum) modular configuration AC6

Air exhaust temperature

129°F (54°C)—At room temperatures of 95 to 102°F (35 to 39°C)

149°F (65°C)—Maximum exhaust temperature on a fully loaded system during worst-case operating conditions (50°C and 6000 ft altitude)

Note Air temperature rise is 15°C on a fully loaded system with fans running at maximum speed (5150 RPM).

At room temperatures below 95°F (35°C), exhausted air is 66.2°F (19°C) higher than room temperature. At temperatures above 102°F (39°C), exhausted air is 59°F (15°C) higher than room temperature.

Air velocity
(at exhaust)

1400 ft per minute (426.7 m per minute) at normal, room temperature, low fan speed (4000 RPM)

1800 ft per minute (548.6 m per minute) at high temperature or altitude, high fan speed (5150 RPM)

Note Software controls the speed of the fans based on measurements from the chassis thermal sensors.

Sound power level (fixed configuration power)

Fan speed 3500 RPM, temperature 80°F (27°C):

78.2 dB—fixed configuration DC
83.0 dB—fixed configuration AC

Fan speed 5150 RPM, temperature 104°F (40°C):

87.4 dB—fixed configuration DC
88 dB—fixed configuration AC

Sound power level (modular configuration power)

Fan speed 3500 RPM, temperature 80°F (27°C):

77.3 dB—modular configuration power

Fan speed 5150 RPM, temperature 104°F (40°C):

87.0 dB—modular configuration power

Shock and vibration

Designed and tested to meet the NEBS shock and vibration standards defined in GR-63-CORE (Issue 2, April 2002).

2.Short-term refers to a period of not more than 96 consecutive hours and a total of not more than 15 days in 1 year. This refers to a total of 360 hours in any given year, but no more than 15 occurrences during that 1-year period.

3.Heat dissipation from the fixed configuration DC power system based on maximum output power capacity at 95% efficiency.

4.Heat dissipation from the fixed configuration AC power system based on maximum output power capacity at 88% efficiency.

5.Heat dissipation from the modular configuration DC power system based on maximum output power capacity at 90% efficiency.

6.Heat dissipation from the modular configuration AC power system based on maximum output power capacity at 92% efficiency.

Regulatory, Compliance, and Safety Specifications

For information about the regulatory, compliance, and safety standards to which the Cisco CRS Series system conforms, see Regulatory Compliance and Safety Information for the Cisco CRS Carrier Routing System .