Installing Components; Installing A Bbu - Huawei DBS3900 Installation Manual

DBS3900 (Ver.B)
Installation Guide
2.
Figure 7-36 Installing a PGND cable and equi-potential cable
(1) Ground bar on the inner side of the cabinet (2) PGND cable (3) Equi-potential cable (4) Ground busbar
Step 3 Route and bind the cables. For details, see
Step 4 Label the installed cables. For details, see Attaching a Cable-Tying Label.
Step 5 Run each cable that leaves the cabinet in a PVC corrugated pipe, and then tie the pipe to the
cable hole on the cabinet.
----End

7.4 Installing Components

A BBU and SLPU must be installed in a TMC11H. A SOU, heaters, an EMUA or GPS surge
protector may also be installed based on actual requirements.

7.4.1 Installing a BBU

This section describes the procedure and precautions to be taken for installing a BBU in an
APM30H, TMC11H, or 19-inch rack. A BBU occupies a space of 19 inch wide and 2 U high.
Context
In the triple mode scenario, two BBUs are required. A second BBU is installed in the same
manner as the first BBU.
Issue 06 (2011-09-15)
Figure 7-35 Installing the OT terminal in the correct manner
Install an equi-potential cable in each cabinet, as shown in
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Copyright © Huawei Technologies Co., Ltd.
7 Outdoor Scenario with DC Power Supply (BBU Installed
7.5.1 Cabling Requirements.
in a TMC11H)
Figure 7-36.
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