Outdoor Scenario With Dc Power Supply (Bbu Installed In A Tmc11H) - Huawei DBS3900 Installation Manual
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DBS3900 (Ver.B)
Installation Guide
7
Outdoor Scenario with DC Power Supply
About This Chapter
This chapter describes the procedures for installing a TMC11H, components in it, and related
cables when a DBS3900 is deployed outdoors with DC power supply and the BBU is installed
in the TMC11H.
7.1 Installation Process
When a DBS3900 is deployed outdoors with AC power supply and the BBU is installed in a
TMC11H, you must install the TMC11H, components in it, and related cables. In addition, some
optional components may be required based on actual requirements.
7.2 Installing a Cabinet
Based on different installation scenarios, an APM30H, TMC11H, IBBS200D, or IBBS200T can
be installed on a concrete floor or a metal pole. In addition, installation in stack mode is also
supported.
7.3 Installing a PGND Cable and Equi-potential Cable
The equi-potential PGND cable is used to connect the PGND bolts on the cabinets to the PGND
grounding bars on site, ensuring that the cabinets are properly grounded. The equi-potential cable
is used to connect the PGND bolts on the cabinets, ensuring the equi-potential connections
between the cabinets.
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.
7.5 Installing Cables
This section describes the procedures and precautions to be taken for installing power cables,
transmission cables, monitoring signal cables, and CPRI cables when a DBS3900 is deployed
outdoors with DC power supply and the BBU is installed in a TMC11H.
7.6 Installation Checklist
Check the installation items, installation environment, and cable-related items after the cabinets
and devices are all installed.
7.7 Power-On Check
Issue 06 (2011-09-15)
7 Outdoor Scenario with DC Power Supply (BBU Installed
(BBU Installed in a TMC11H)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
in a TMC11H)
147
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