Cisco Systems OL-6256-17 manual Description Value

Appendix A Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Specifications

Table A-1 Cisco CRS 8-Slot Line Card Chassis Component and Power Specifications (continued)

Input current	50	A max @ –48 VDC
	40 A max @ –60 VDC
	60	A at –40 VDC (maximum)
AC Input, Delta 3-phase	3W + PE
Input voltage	3-phase 200 to 240 VAC (nominal)
	(range 170 to 264 VAC, phase-to-phase)
Line frequency	50 to 60 Hz
	(range 47 to 63 Hz)
Recommended AC service	30	A
(PDU rated for 24 A)
AC Input, Wye 3-phase	3W + N + PE
Input voltage	3-phase 200 to 240 VAC (nominal)
	(range 170 to 264 VAC, phase-to-neutral)
	(range 295 to 457 VAC, phase-to-phase)
Line frequency	50 to 60 Hz (nominal)
	(range 47 to 63 Hz)
Recommended AC service	16	A International
(PDU rated for 14 A)	20	A North America
AC Input, Modular Configuration
Input voltage	Single-phase 200 to 240 VAC (nominal)
	(range 180 to 264 VAC)
Line frequency	50 to 60 Hz (nominal)
	(range 47 to 63 Hz)
Recommended AC service	16	A

Table A-2lists the environmental specifications for the Cisco CRS 8-slot line card chassis.

Table A-2 Cisco CRS 8-Slot Routing System 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)
	Nonoperating: –40° to 158°F (–40° to 70°C)
Humidity	Operating: 5 to 85% noncondensing
	Nonoperating: 5 to 90% noncondensing, short-term operation
Altitude	1 to 5,906 ft (-60 to 1,800 m) at 122°F (50°C), short-term
	Up to 13,123 ft (4,000 m) at 104°F (40°C) or below
Heat dissipation	27,350 BTUs/hr
External cooling	2.3 tons
requirements
Acoustic noise	74 dB at 3.28 ft. (1 meter) in front of chassis
	(nominal reading at room temperature)

Cisco CRS Carrier Routing System 8-Slot Line Card Chassis Installation Guide

OL-6256-17 A-3