Cisco AS5850 Guia de Instalação descarregar pdf (Página 7)

1-7

Cisco AS5850 Universal Gateway Hardware Installation Guide

78-10573-06 0A

Chapter 1 Cisco AS5850 Product Overview

Functional Overview

Power Flow

Figure 1-4 shows how power is distributed to various universal gateway field-replaceable units.

Figure 1-4 Power Distribution

Note VDC output of the 2400 W AC power shelf is set at -51 volts DC.

-48 VDC 50A

-48 VDC

-48 VDC 50A

Backplane

Cooling

module

GigE egress RSC

PEMF 1

PS 1

120/240 VAC 15A

2400W AC-input

power shelf

(optional)

120/240 VAC 15A

PS 2 PS 3

PEMF 2

Cisco AS5850

universal gateway

-48 VDC 50A

-48 VDC

trunk card

72965

universal port card

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Cisco AS5850 Guia de Instalação Página 7