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DF/lDF DESIGN: SYSTEM 85 AND DEFINITY GENERIC 2 WITH TRADITIONAL MODULES
2-3
Height Requirement for Terminal-Block Columns
When you lay out the columns of terminal blocks for the MDF, place no more than 1500 pairs (five
300-pair blocks in a column) for either frame- or wall-mounted installations. (See figure 2-1, Maximum
Column 1500 Pairs (Five 300-Pair Terminal BIocks).) Higher columns are hard to reach and make
connecting and disconnecting jumper wires difficult. Also, if horizontal space is limited, you can use
1800-pair columns for small installations, keeping in mind that this height could present problems.
a
Figure 2-1. Maximum Column 1500 Pairs (Five 300-Pair Terminal Blocks)
Содержание 9601
Страница 1: ...555 104 630 Issue 2 June 1991 DEFINITY Communications SystemGeneric 2 and System 85 Wiring ...
Страница 57: ...2 34 MDF IDF DESIGN SYSTEM 85 AND DEFINITY GENERIC 2 WITH TRADITIONAL MODULES ...
Страница 67: ...3 10 ELECTRICAL PROTECTION SYSTEM 85 AND DEFINITY GENERIC 2 WITH TRADITIONAL MODULES ...
Страница 73: ...4 6 PORT PACKS DCP REPEATERS SYSTEM 85 AND DEFINITY GENERIC 2 WITH TRADITIONAL MODULES ...
Страница 85: ...6 6 OVERVIEW DEFINITY GENERIC 2 WITH UNIVERSAL MODULES ...
Страница 102: ...MDF lDF DESIGN DEFINITY GENERIC 2 WITH UNIVERSAL MODULES 7 17 Figure 7 8 Combined Trunk and Line Ports ...
Страница 112: ...MDF lDF DESIGN DEFINITY GENERIC 2 WITH UNIVERSAL MODULES 7 27 Figure 7 16 Floor Template 24 Inch Tile L472367 ...
Страница 113: ...7 28 MDF lDF DESIGN DEFINITY GENERIC 2 WITH UNIVERSAL MODULES Figure 7 17 Floor Template Cabinet Lineup L472368 I I ...
Страница 115: ...7 30 MDF lDF DESIGN DEFINlTY GENERIC 2 WITH UNIVERSAL MODULES Figure 7 18 Floor Secured Frame Installation ...
Страница 119: ...7 34 MDF lDF DESIGN DEFINITY GENERIC 2 WITH UNIVERSAL MODULES ...
Страница 123: ...8 4 ELECTRICAL PROTECTION DEFINlTY GENERIC 2 WITH UNIVERSAL MODULES ...
Страница 135: ...10 8 INSTALLATION EXAMPLE DEFINITY GENERIC 2 WITH UNIVERSAL MODULES ...
Страница 139: ...11 4 BRI DEFINITY GENERIC 2 WITH UNIVERSAL MODULES ...
Страница 174: ...GL 12 GLOSSARY ...