Tadiran Telecom Coral IPx 500, Installation Manual

Page: 89 / 544

Hardware Installation Procedure
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The system ground connection procedure varies depending on whether an MDFipx
unit has been supplied with the system or whether an MDF is supplied separately by
the customer:
„
If the system includes an MDFipx, see
page 2-48, Ground Connection for Systems that
Include an MDFipx
.
„
If the system includes a customer-supplied MDF, see
page 2-52, Ground Connection
for Systems that Include a Customer-Supplied MDF
.
Connecting the Ground Wire to the Cage
The cage ground connection includes one serrated washer, a flat washer, and one
hexagonal nut assembled on the terminal connection. See
Figure 2-28
.
Connect the ground wire to the cage as follows:
1. Remove (and keep aside)
the hexagonal nut and flat washer from the ground terminal.
2. Insert the serrated washer onto the ground terminal.
3. Insert the ground wire ring terminal over the serrated washer.
4. Insert the flat washer onto the ground wire ring terminal.
5. Fasten the hexagonal nut.
The hexagonal nut can be fastened or unfastened only with a closed 7 mm
hexagonal socket wrench with a 1/4" drive and an adaptor. An open wrench
cannot be maneuvered in the restricted space around the nut.
Figure 2-28 Coral IPx 500
Cage Ground Assembly
Serrated Washer
Flat Washer
Ground Wire with
Ring Terminal
Ground Nut
Yellow-green
Ground Wire to
MDFipx Ground
or Master Ground
Ground Terminal