Figure 2-9 Grounding And Lightning Protection Inside High Building - Motorola PTP 800 User Manual

Grounding and lightning protection
Protection inside the building
The following protection requirements must be observed inside multi-story or high
rise buildings
x
The IF cable shield must be bonded to the building grounding system at the
entry point to the building.
x
The IF cable shield must be bonded to the building grounding system at the
entry point to the equipment area.
x
An LPU must be installed at the entry point to the equipment area.

Figure 2-9 Grounding and lightning protection inside high building

2-14
(Figure 2-9):
Building cable entry port typically at roof level
Equipment area within a larger building
MGB
Chapter 2 Planning considerations
IF cable
Unscreened CAT5e cable
Ground cable
To MGB grounding system
CMU
Lightning Protection Unit (LPU)
To network
phn-1478_005v000
Apr 2010