Nortel Networks Detailed Overview of NTDK70 AC Power Supply and Key Features

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18Description and features

Figure 2

Circuit card assignments in the Main Cabinet

Power

Two types of power supply are available for the Cabinet system:

•NTDK70 AC power supply

•NTDK72 DC power supply (when the Cabinet is powered by a -52 V DC source)

In addition, the Cabinet system supports three types of reserve power:

•NTAK75 battery box, which provides a minimum of two hours of reserve DC power

•NTAK76 battery box, which provides a minimum of 15 minutes of reserve DC power

•Uninterruptible Power Supply (UPS) for continuous AC power supply

Nortel Communication Server 1000

Communication Server 1000M and Meridian 1 Small System Overview

NN43011-110 01.01 Standard

Release 5.0 30 May 2007

Copyright © 2003 - 2007, Nortel Networks

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Contents Communication Server 1000M Meridian 1 Small System Overview Page Revision history MayAugust SeptemberOctober Contents Fiber-optic and IP expansion How to get help Getting help from the Nortel Web siteGetting help through a Nortel distributor or reseller About this document SubjectApplicable systems System migrationRelated information Intended audienceConventions TerminologyHow to get help OnlineGetting Help through a Nortel distributor or reseller About this document Description and features ContentsDescription Cabinet systemCard slot speciﬁcations Power Chassis system Circuit card assignments in the Chassis Circuit card assignments in the Chassis Expander Memory, processing, and data storage Signaling Server SSC card and componentsSIP/H.323 Signaling Gateways Terminal Proxy ServerNetwork Routing Service Element ManagerInstallation and conﬁguration Model telephones Administration telephonePreprogrammed data Changing or removing preprogrammed dataDatabase Archive feature Set-Based AdministrationMultiple-terminal access Meridian MailData backup and restore methods Supported telephonesSupported applications Support for IP connectivity Increased digital trunking/SDI capacityVoice distribution over a Campus Data Network Small System as a branch ofﬁceSurvivable IP expansion Packaging requirementsDescription and features Fiber-optic and IP expansion Small System expansionSSC card Fiber Expansion and IP Expansion daughterboardsIP Expansion daughterboard Expansion scenariosFiber Expansion daughterboard Fiber Receiver cardFiber-optic and IP expansion Expansion scenarios Chassis connected to a Chassis Expander Expansion scenarios Fiber-optic and IP expansion Expansion scenarios Fiber-optic and IP expansion Cabinet and Chassis system mix-and-match expansion Cabinet and Chassis system IP expansion conﬁgurationFiber-optic and IP expansion Expansion scenarios Fiber-optic and IP expansion Page Nortel Communication Server