Motorola SC 4812ET RF Hardware Installation Manual page 89

RF Cabinet Earth
Ground
Materials needed
Procedure
Apr 2001
SC
TM
V05.03
The objective of this procedure is to install the RF Cabinet earth ground
cabling.
Table 5-2 lists the quantity and description of the necessary materials.
Table 5-2: Materials Required for Earth Ground Cabling
Cable Qty
H 1
Compression 1
Lug
2909780203
Follow the procedures in Table 5-3 to install the earth ground cable.
Table 5-3: Procedure to Install RF Cabinet Earth Ground Cables
Step
1 Route the ground cable (H) into the I/O area of the RF Cabinet
through the slot in the RF I/O area cover panel. Refer to Figure 5-4
for recommended location.
NOTE
– Ground cables should maintain a bend radius of 200 mm (8") or
larger.
– This step is omitted if the ground wire is already in place and
entering the cabinet through the concrete pad.
2 Strip insulation from the RF Cabinet end of the cable.
3 Attach the two hole ground lug supplied with the installation
hardware to the stripped end of the cable. Use the proper crimp tool
(CGDSTBM25S or equivalent).
4 Connect the two hole lug to the back of the RF Cabinet (see
Figure 5-1 for location) and secure with the two M6 nuts and flat
washers supplied with the installation hardware. Torque to 5 N–m (45
in–lbs.).
4812ET RF and Power Cabinet Hardware Installation Manual
DRAFT
Description
Ground cable, #3 BSWG (#2–AWG; 35 mm
insulated copper wire. Customer supplied cable.
Two hole lug to attach to the RF Cabinet end of the
cable. (This part is supplied with the installation
hardware).
Action
Cabinet Cabling
– continued
2
),
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