Installing Components On A Wall; Installing A Bbu - Huawei DBS3900 Installation Manual

DBS3900 (Ver.B)
Installation Guide

11.3 Installing Components on a Wall

In an indoor wall-mounted scenario, a BBU and DCDU-03B are installed on a wall.

11.3.1 Installing a BBU

This section describes the procedure and precautions to be taken for installing a BBU on a wall.
Procedure
Step 1 Tighten four M6x12 bolts to secure wall-mounting ears for the BBU on the mounting ears for
the BBU until the tightening torque reaches 2 N·m, as shown in
Figure 11-4 Securing wall-mounting ears for the BBU on the mounting ears for the BBU
Step 2 Tightly press the BBU against the wall, and then use a marker to mark anchor points for the
wall-mounting ears, as shown in
Issue 06 (2011-09-15)
NOTE
l The procedure for installing an RRU is not described in this document. For details about how to install
an RRU, see the associated RRU installation guide according to the RRU model.
l The Outdoor Cable Conversion Box (OCB) is an optional component, which is used to connect cables
with different cross-sectional areas. For details about an OCB, see the OCB User Guide.
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11 Indoor Scenario with DC Power Supply (BBU Installed
Figure 11-5.
on a Wall)
Figure 11-4.
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