●
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
Summary of Contents for administration and
Page 40: ...FIGURE 1 9 System architecture Theory of Operation 1 37 ...
Page 175: ...Top cover Front cover FIGURE 2 27 Control unit covers Testing the System 2 107 ...
Page 211: ...FIGURE 3 I A MERLIN II System Display Console The Administrator Attendant Console 3 3 ...
Page 213: ... FIGURE 3 2 A BIS 34D Console The Administrator Attendant Console 3 5 ...
Page 331: ...General Tests 4 55 Reaming the Control Unit 4 55 Testing Outside Lines 4 56 ...