Nortel SONET AccessNode User manual

P0887749
SONET Products
AccessNode
ABM Bay Cable Connection Quick Reference
Guide
Issue 1.0 February 1999
Front cover

AccessNode ABM Bay Cable Connection Quick Reference Guide Issue 1.0
Title page
SONET Products
AccessNode
ABM Bay Cable Connection Quick Reference
Guide
Document release: Issue 1.0
Date: February 1999
Copyright  1998–1999 Northern Telecom, All Rights Reserved.
Printed in Canada
All information contained in this document is subject to change without notice. Northern Telecom reserves the
right to make changes to equipment design or program components, as progress in engineering, manufacturing
methods, or other circumstances may warrant.
ACCESSNODE, NORTEL, and NORTEL NETWORKS are trademarks of Northern Telecom.

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Publication history
February 1999
Release-independent Standard Issue 1.0 of the document.
Note: With the February 1999 release, references to the software release
number (such as AN15 or AN16) have been deleted, making this
document release-independent. This document will be rereleased only
when technical changes occur.
June 1998
AN15 Standard 01.01 release of the document.
February 1998
AN14 Standard release of the document.

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Contents
About this document vii
Audience vii
Related documentation vii
ABM bay ac power requirements 1-1
AC power grounding environments 1-1
AC power feed requirements 1-1
Utility receptacles (ac) 1-2
Receptacles (ac) in a CBN 1-2
Receptacles (ac) in an IBN 1-2
ABM bay grounding schemes 2-1
Grounding schemes 2-1
Central office CBN engineering rules 2-2
Remote CBN engineering rules 2-4
Central office IBN engineering rules 2-6
Remote IBN engineering rules 2-8
ABM bay frame ground 2-10
ABM bay dc power requirements and connection 3-1
Protection against transient voltages 3-1
Calculating capacitor values 3-2
Main power cables for ABM bays 3-2
NT4K84UA main power cable (4 cables for each bay) 3-3
Power redundancy in bays equipped with ABM shelves 3-4
Feeder voltage drop in bays equipped with ABM shelves 3-4

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ABM bay connections 4-1
ABM bay intershelf and external cabling connections 4-1
ABM bay intershelf cabling connections 4-2
ABM bay external cabling connections 4-5
Index 5-1

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About this document
This document presents the essential cabling and connection information for
access bandwidth manager (ABM) bays in all configurations. It is a quick
reference to help installers in planning the installation of an ABM bay.
Note: This document should be used to support the Bay in Central Office
Installation Manual - ABM , 323-3001-201, in the AccessNode
documentation suite (separately bound).
Audience
Users of this document should be familiar with the job specifications for the
ABM bay application and configuration they are installing. Users should also
know telecommunications industry installation practices and be familiar with
the tools required to complete the tasks.
Related documentation
For additional information related to theABM bay and its applications and
configurations, see the following documents:
Engineering, Configuration, and Ordering Guide,Volume 1
• Engineering and Ordering Information , 323-3001-032
• Mapper Layouts Planning Guide , 323-3001-154
• Site Installation Planning and Engineering , 323-3001-200
Description,Volume 2A
• Configuration and Equipment Description , 323-3001-100
• Features and Services Description , 323-3001-101

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AccessNode Express volume, separately bound
• AccessNode Express Customer Ordering Guide , 323-3051-032
• AccessNode Express Configuration and Equipment Description ,
323-3051-100