Tadiran Telecom Coral IPx 500, Руководство по установке

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Hardware Installation Procedure
2-53
Eq
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ent Insta
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2
a. Unfasten one of the 10-32 UNF screws connected to the master ground unit and
retain the screw and serrated washer. See
Figure 2-32
.
b. Insert the 10-32 UNF screw such that the ground wire ring terminal is
positioned between the serrated washer and the threaded hole of the master
ground unit.
c. Position the wire ring terminal over the threaded hole of the master ground
unit, and fasten. Tighten until snug. See
Figure 2-32
.
6. Repeat
step 1
through
step 5
for all cages and MDFipx units in the system. Verify
that the system ground wire connection between the different cages and MDFipx
units is identical to the schematic diagram displayed in
Figure 2-33
or
Figure 2-34
.
7.
Connect the MDF to the master ground according to the manufacturer’s
recommendations.
8. Skip to
page 2-55, Circuit Card Partial Installation
.
Figure 2-33 Ground
Connection for System
Including Customer
Supplied MDF
Main Cage
MDF
Master
Ground
R=1.0 ohm max.
Building
Entrance
Ground
10 AWG stranded wires
with ring terminals