(5) Power distribution control switch for the transmission
equipment
(6) Rectifier
(7) Monitoring port
(8) DC output port LOAD1
(9) DC output port LOAD2
(10) Output port for the batteries BATT
Interface
describes the panel of the AC/DC power equipment.
Table 5-6
Panel of the AC/DC power equipment
Interface
Type
Label
Description
Connector Type
AC power
supply socket
INPUT
AC power supply socket
3-pin male connector
Monitoring
port
RS232
Reserved port
-
RS485
Monitoring port for the
rectifier
RJ-45 connector
COM
Reserved port
-
DC output port LOAD1
Output port for the BBU and
HEUA(10A)
H4 connector
LOAD2
Output port for the
transmission equipment
(20A)
H4 connector
BAT
Output port for the batteries
(20A)
H4 connector
DC output
wiring
terminal
RRU
Wiring terminal for the RRU
power cable(12A)
OT terminal
TM
Wiring terminal for the
power cable for the
transmission equipment(4A)
OT terminal
LED
describes the LEDs on the panel of the rectifier in the AC/DC power equipment.
Table 5-7
LEDs on the panel of the rectifier
Label
Color
Name
Status
Description
RUN
Green
Run LED
ON
The rectifier is running properly.
5 Auxiliary Devices of the BBU3900
BBU3900
Hardware Description
5-12
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Issue 11 (2010-11-10)
Summary of Contents for BBU3900
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