●
Adequate bonding of the Central Office line protector
ground and the power company ground
Refer to Figure 2-1 for an example of a typicaI MERLIN
II
system grounding plan.
Power
Supply
4 0 8 4 0 8 4 0 8 4 0 8
CO
lines
To
Central
Office
MERLIN II System
control unit
CO
l i n e
protector
●
- -
AC
surge
suppressor
AC
outlet
Commercial
power
Plug
●
B
W
Shield
ground
Power
service
GND(Green)
●
●
Earth
ground
●
Bond wire
Power
ground
rod
FIGURE 2-1 A typical MERLIN II system grounding plan.
2-6 System Grounding Requirements
Содержание administration and
Страница 1: ...AT T 518 600 016 MERLIN II COMMUNICATIONS SYSTEM Installation Administration and Maintenance Manual ...
Страница 40: ...FIGURE 1 9 System architecture Theory of Operation 1 37 ...
Страница 175: ...Top cover Front cover FIGURE 2 27 Control unit covers Testing the System 2 107 ...
Страница 177: ...Top cover E m p t y m o d u l e FIGURE 2 28 Installing the control unit top cover Testing the System 2 109 ...
Страница 179: ...Front cover E m p t y module FIGURE 2 29 Installing the control unit front cover Testing the System 2 111 ...
Страница 211: ...FIGURE 3 I A MERLIN II System Display Console The Administrator Attendant Console 3 3 ...
Страница 213: ... FIGURE 3 2 A BIS 34D Console The Administrator Attendant Console 3 5 ...
Страница 217: ...1 1 FIGURE 3 3 Administration Menu for MERLIN II System Release 3 The Administrator Attendant Console 3 9 ...
Страница 218: ...t FIGURE 3 4 Administration Menu for MERIJN II System with Feature Module 2 3 10 The Administrator Attendant Console ...
Страница 331: ...General Tests 4 55 Reaming the Control Unit 4 55 Testing Outside Lines 4 56 ...
Страница 389: ...Section 5 Ordering Information Ordering Information 5 1 Product Listing 5 1 Ordering Information 5 1 ...