Huawei RRU3971 Installation Manual page 109

Procedure
Step 1 According to the actual cable route, cut the PGND cable into a proper length to prepare an RRU
PGND cable. Then, add an OT terminal at each end of the cable according to the instructions in
Assembling the OT Terminal and the Power Cable.
Step 2 Install the RRU PGND cable.
Connect the M6 OT terminal of the RRU PGND cable to a ground terminal at the RRU bottom
and the M8 OT terminal to the external ground bar, as shown in
Figure 8-14 Installing an RRU PGND cable
(1) Ground terminal 1
Issue ()
NOTE
l Select a ground terminal according to site conditions. When RRUs are installed in standard mode,
ground terminal 1 is recommended, as shown in A of
mounted mode, ground terminal 2 is recommended, as shown in B of
l When the RRU PGND cable uses OT terminals with two holes, use two screws to tighten the OT
terminals. Therefore, when installing a PGND cable on a ground terminal, remove the screws on the
other ground terminal before installing the RRU.
l Crimp OT terminals in correct positions, as shown in
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Figure
(2) Ground terminal 2
Figure 8-14. When RRUs are installed in side-
Figure
Figure 8-15.
8 Installing RRU Cables
8-14.
8-14.
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