Cisco Systems ASR 903 manual Power Supply Features

Chapter 1 Cisco ASR 903 Router Overview

Cisco ASR 903 Router Features

Table 1-1	Cisco ASR 903 Router System Specifications
Operating Temperature		The Cisco ASR 903 Router supports the
		following temperature ranges with the DC power
		supply:
		• -60–4000 meters: -40 to 104 degrees F
		(-40 to + 40 degrees C)
		• -60–1800 meters: -40 to 149 degrees F
		(-40 to + 65 degrees C)
		The Cisco ASR 903 Router supports the
		following temperature ranges with the AC power
		supply:
		• -60—4000 meters:32 to 104 degrees F
		(0 to 40 degrees C)
		• -60—1800 meters: 23 to 140 degrees F
		(-5 to 60 degrees C)
Nonoperating Temperature		-40 to 158 degrees F (-40 to + 70 degrees C)
		storage temperature
Operating Humidity		5—95% operating noncondensing relative
		humidity
		Reviewers, is this number different for the AC
		PS? (SFS lists 10-90%)
Operating Altitude		Up to 4000 m operating altitude at up to 104
		degrees F (40 degrees C) temperature
Nonoperating Altitude		4570 m storage altitude
Operating Vibration		0.41 Grms, 3 to 200 Hz/100 minutes per axis
		Sine: 10 to 500 Hz. @ 0.15 G peak 5 sweep
		cycles/axis
		GR-63-CORE earthquake resistance, Zone 4,
		shelf-level
Nonoperating Vibration		Random: 1.15 gRMS 3 to 200 Hz, 30 minutes/axis
		Sine: 10 to 500 Hz @ 0.8 G peak / 5 sweep
		cycles/axis
Operating Acoustics		< 55 dBa @ 27 degrees C

Power Supply Features

The Cisco ASR 903 Router support AC and DC power supplies. For more information about installing the Cisco ASR 903 Router power supplies, see the Installing the Power Supply, page 3-17section. The power sections provide more information about the power supply:

•Redundancy, page 1-4

•Dying Gasp, page 1-4

•Status LEDs, page 1-4

•DC Power Specifications, page 1-4

Cisco ASR 903 Router Hardware Installation Guide

OL-25178-04 1-3