Huawei DBS3900 Installation Manual page 399

DBS3900 (Ver.B)
Installation Guide
Step 3 Route the cable by referring to
the cable.
Step 4 Label the installed cables. For details, see Attaching an L-Shaped Label.
----End
Installing an RRU Power Cable
An RRU power cable feeds power to an RRU from a DCDU-03B when the DCDU-03B is
configured.
Context
Table 11-5
Table 11-5 Specifications of RRU power cables
Cable
RRU power
cable
RRU power
cable
RRU power
cable
Issue 06 (2011-09-15)
11.4.1 Cabling
lists the specifications of RRU power cables when a DCDU-03B supplies power.
One End
RTN(+) OT terminals bent by
wire
90° [M4, 3.3 mm
AWG)]
NEG(-) OT terminals bent by
wire
90° [M4, 3.3 mm
AWG)]
Shield layer OT terminals bent by
90° [M4]
RTN(+) OT terminals bent by
wire
90° (M4, 4 mm
NEG(-) OT terminals bent by
wire
90° (M4, 4 mm
Shield layer OT terminals bent by
90° [M4]
RTN(+) OT terminals bent by
wire
90° (M4, 4 mm
NEG(-) OT terminals bent by
wire
90° (M4, 4 mm
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11 Indoor Scenario with DC Power Supply (BBU Installed
Requirements, and then use cable ties to bind
The Other End
OT terminal [M4, 3.3
2 2
(12 mm (12 AWG)]
OT terminal [M4, 3.3
2 2
(12 mm (12 AWG)]
OT terminal (M4, 4
2 2
) mm )
OT terminal (M4, 4
2 2
) mm )
Easy power receptacle
2 (pressfit type)
)
connector
2
)
on a Wall)
Remarks
North
American
standard
Black
North
American
standard
Blue
Heat shrink
tubing
Black
European
standard
Brown
European
standard
Blue
Heat shrink
tubing
Black
386