Figure 4-42 Panel Of The Dcdu-01; Table 4-56 Ports, Terminals, And Power Switches On The Panel Of The Dcdu-01 - Huawei BTS3900 V100R003 Hardware Description

BTS3900
Hardware Description
Panel
Figure 4-42

Figure 4-42 Panel of the DCDU-01

Functions
The DCDU-01 has the following functions:
l
l
l
Ports
Table 4-56

Table 4-56 Ports, terminals, and power switches on the panel of the DCDU-01

Port
Power input
wiring
terminals
Power output
port
Power switch
Issue 04 (2011-02-15)
shows the panel of the DCDU-01.
Supports one -48 V DC inputs
Supports ten -48 V DC outputs
– One 25 A output to the SPARE2 port
– Nine 12 A outputs to other ports
Supplies power to only the BBU3900, RFUs, and fan box in the cabinet, but not external
devices
describes the ports, terminals, and power switches on the panel of the DCDU-01.
Label
NEG(-)
RTN(+)
SPARE2, SPARE1,
BBU, FAN, and
RFU5 to RFU0
SPARE2, SPARE1,
BBU, FAN, and
RFU5 to RFU0
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Copyright © Huawei Technologies Co., Ltd.
Connector
OT terminal
Parallel terminal
-
4 BTS3900 Components
Description
Negative input wiring
terminal
Positive input wiring
terminal
Providing 10 power
outputs to the modules
such as the BBU3900,
RFUs, and fan box
Powering on or powering
off the modules such as
the BBU3900, RFUs, and
fan box
4-61