Rack mounting examples for exchanges, A 128-line exchange system, A 192-line exchange system – Toa N-8000 Series Ver.1.41 User Manual

Page 21: A 256-line exchange system

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Chapter 1: GENERAL DESCRIPTION

5.3. Rack Mounting Examples for Exchanges

Note: The Exchange N-8000EX in these examples can be replaced with the N-8010EX Exchange.

256-line exchange (CR-273)

128-line exchange (CR-273)

192-line exchange (CR-413)

Power distributor

Switching hub

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Power distributor

Switching hub

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Terminal board

(E-7000TB)

Power distributor

Switching hub

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Perforated panel

Exchange (N-8000EX)

Blower unit
(BU-412)

5.3.1. A 128-line exchange system

One CR-273 Equipment Rack is
used.

5.3.2. A 192-line exchange system

One CR-413 Equipment Rack is
used.

5.3.3. A 256-line exchange system

Two CR-273 Equipment Racks are
used.