Chapter 2 Preparing for Router Installation

Power Guidelines and Requirements

Power Guidelines and Requirements

Check the power at your site to ensure that you are receiving “clean” power (free of spikes and noise). Install a power conditioner if necessary.

The AC power supply includes the following features:

Autoselects either 110 V or 220 V operation.

All units include a 6-foot (1.8-meter) electrical power cord. (A label near the power inlet indicates the correct voltage, frequency [AC-powered systems only], current draw, and power dissipation for the unit.)

Table 2-3lists power requirements for the Cisco ISR 4451-Xs.

Table 2-3

Power Requirements for Cisco ISR 4451-Xs

 

 

 

 

 

 

 

Router

 

Power Source

Input Power

Input Voltage

 

 

 

 

Tolerance Limits

 

 

 

 

Cisco ISR 4451-X

AC

100 — 240 VAC, 3.0 A, 50 — 60 Hz

90 — 264 VAC

 

 

 

 

Cisco ISR 4451-X with

AC

100 — 240 VAC, 8.0 A, 50 — 60 Hz

90 — 264 VAC

PoE

 

 

 

 

 

 

 

 

 

Network Cabling Specifications

The following sections describe the cables needed to install your Cisco ISR 4451-X in the following sections:

Console and Auxiliary Port Considerations, page 2-12

Preparing for Network Connections, page 2-14

 

 

Hardware Installation Guide for the Cisco 4451-X Integrated Services Router

 

 

 

 

 

 

OL-27644-01

 

 

2-11

 

 

 

 

 

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Cisco Systems ISR4451XK9 manual Power Guidelines and Requirements, Network Cabling Specifications