Figure 7-65 Leading cables through cable outlet modules
Step 2 Use rubber caps to seal the idle cable holes.
Step 3 Tighten the screws in the front of the cable module to fix the module.
----End
7.5.3 Installing Power Cables
When a DBS3900 is deployed outdoors with DC power supply and the BBU is installed in a
TMC11H, power cables such as an input power cable for the TMC11H, BBU power cable, and
RRU power cables must be installed.
Installing an Input Power Cable for the TMC11H
An input power cable for the TMC11H connects a TMC11H to external power equipment,
feeding external power into the TMC11H.
Prerequisite
l The tools, such as a Phillips screwdriver, a cable cutter, and a multi-purpose crimping tool,
are ready.
l The PGND cable and equipotential cable are installed.
Context
Table 7-5 lists the specifications of an input power cable for the TMC11H.
Table 7-5 Specifications of an input power cable for the TMC11H
Cable
One End The Other
End
Description
Input power
cable for the
TMC11H
RTN(+) wire OT terminal
(M6, 4 mm
2
)
Depending on
the external
equipment
Black
DBS3900 (Ver.B)
Installation Guide
7 Outdoor Scenario with DC Power Supply (BBU Installed
in a TMC11H)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
192
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