Motorola PTP 800, Руководство пользователя

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Installing the IF and ground cables Chapter 5 Installation
phn-1478_005v000
5-66
Apr 2010
To install and ground the IF cable down the mast, proceed as follows:
Procedure 5-12 Install and ground IF cable down the mast
1
Check that the main IF cable is connected to the mast top LPU and the
connection is weatherproofed.
2 Lay the main IF cable as far as the building entry point, ensuring there is
enough length to extend through the wall of the building to the LPU
inside.
3
Attach the main IF cable to the mast using the cable ties provided.
4
At the first point of contact between the IF cable and the mast, ground the
IF cable to the mast as described in
Installing the cable grounding kit on
page 5-20 .
5 At the mid point of the mast, ground the IF cable to the mast as described
in
Installing the cable grounding kit on page 5-20 .
6
At any additional required grounding points, ground the IF cable to the
mast as described in
Installing the cable grounding kit on page 5-20 .
7
At the point where the IF cable leaves the mast, ground it to the ground
bar as described in
Installing the cable grounding kit on page 5-20 .
Connecting ground cables to a mast or tower
Ground cables must be connected to the mast or tower using methods approved by
the tower manufacturer. Select the approved method, depending upon the shape of
the mast leg or beam:
x
Round mast leg ( Figure 5-4 )
x
‘H’ section beam: ( Figure 5-5 )
x
‘L’ section mast leg ( Figure 5-6 )