Huawei BTS3900C Hardware Description page 15

BTS3900C (Ver.C)
Hardware Description
No.
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Issue 03 (2013-05-27)
Component
HEUB
PSU
(R4850G2)
BBU3900
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Optional/ Maximum
Mandatory Quantity in a
Single
Cabinet
Mandatory 1
Mandatory 2
Mandatory 1
2 BTS3900C Cabinet
Description
The heat
exchange unit
type B (HEUB)
provides power
for the fan
assembly,
monitors the
status of the fan
assembly,
collects the
cabinet
environment
monitoring
information and
power surge
protection alarm
information,
and reports the
collected
information to
the BBU.
The power
supply unit
(PSU) converts
110 V AC or
220 V AC
power into -48
V DC power.
The BBU3900
is a baseband
processing unit.
It processes the
baseband
signals of the
base station.
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