Cisco Systems 124792 User Manual

1-7

Cisco AC/DC Power System User Guide, R1.0

May 2006

Chapter 1 Introduction

1.1.6 General Specifications

Table 1-5

provides status and alarm specifications for the Cisco AC/DC Power System.

Table 1-6

provides mechanical specifications of the Cisco AC/DC Power System.

Table 1-7

provides environmental specifications for the Cisco AC/DC Power System.

Table 1-8

provides compliance specifications for the Cisco AC/DC Power System.

Table 1-4

Protection Specifications

Protection

Description

Overcurrent (output)

Short circuit and automatic current limiting

Overvoltage

Selective shutdown of modules at excessive
output voltages

Table 1-5

Status and Alarm Specifications

Status & Alarms

Description

Alarm Contacts

Four form-C alarm contacts (Low Voltage, Mains
Error, Module Failure, Fuse/Circuit Breaker
Failure), maximum 60 VDC, rated at 1A

Status (Rectifier)

Green LED indicates power is within acceptable
range

Yellow LED indicates current limit/thermal
protection

Red LED indicates overvoltage shutdown or
rectifier alarm

Table 1-6

Mechanical Specifications

Mechanical

Description

Shelf Dimensions
WxHxD

17.4 x 5.25 x 10.8in. (442 x 132.9 x274mm)

1RU Shelf WxHxD

17.1 x 1.69 x 9.175in. (434 x 43 x 233mm)

Mounting

ETSI, 19in. (IEC and ANSI) or 23in.

Table 1-7

Environmental Specifications

Environment

Description

Shock/Vibration

(NEBS) Level 3, Class B Certification

Earthquake

Zone 4 Compliant

Audible Noise

<60 dBA

Ambient Temperature

-40°C to 55°C

Storage Temperature

-40°C to +85°C

Relative Humidity

10-90%, non-condensing