ZXRAN V9200 Product Description
ZTE Confidential & Proprietary 35
4.2 Outdoor Cabinet BS8906B
ZXSDR BS8906B is an outdoor cabinet, used to contain the BBU in the outside
environments. Thanks to its small size and low weight, it can be hung on a pole or
against a wall. It can also stand on the floor. Figure 4- 5 shows the appearance of the
BS8906B.
Figure 4- 5 Appearance of BS8906B
There are mainly four parts in the BS8906B: baseband unit (BBU), DC power distribution
module (DCPD), heat exchange system and 1U reserved space for transmission or other
equipment. The heat exchange system consists of fan shelves for internal and external
air circulation, a fan control element (FCE) located in the monitoring unit and a side heat
exchanger. The monitoring unit is composed of fan control system and environment
monitoring system.
The lightning protection unit (LPU), transmission equipment and heating film (when it is
lower than -20°C) can be optionally configured as required. Figure 4- 6 shows the internal
structure of the BS8906B.
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