Installing An Ru Power Cable - Huawei DBS3900 Installation Manual

RRU3260
Installation Guide
Step 4 Remove the waterproof block.
----End

9.10 Installing an RU Power Cable

This section describes the procedure for installing an RU power cable.
Prerequisites


Context
If a power device provided by the customer is used, the recommended specification of the
circuit breaker on this power device is 15 A to 30 A.
There are three types of RU power cables in terms of cross-sectional areas: 3.3 mm
2
in.
standards and 4 mm
Table 9-2
Table 9-2 RU power cable
Cable
RU
power
cable
Issue 05 (2014-06-30)
Remove only the waterproof blocks for the cables to be installed.
A tool-less female connector (pressfit type) is added to the RU power cable on the RU
side. For details, see 12.1 Adding a Tool-Less Female Connector (Pressfit Type) to the
RU Power Cable on the RU
A connector or OT terminals are added to the RU power cable on the power device side.
For details, see the DBS3900 Installation Guide.
) (12 AWG) and 5.3 mm
2
(0.006 in.
describes the RU power cable.
On the RU
Side
Tool-less female
connector
(pressfit type)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Side.
2 2
(0.008 in. ) (10 AWG) complying with North American
2
) complying with European standards.
On the Pow
Power er
Device Side Devi
ce
Tool-less EPU
female
DCD
connector
U-11
(pressfit type)
B
EPC5 DCD
connector U-12
B
9 Installing RU Cables
Color
A cable with a black jacket and
two wires inside
 North American standards:
The RTN(+) wire is black and
the RNEG(-) wire is blue.

European standards: The
RTN(+) wire is brown and the
RNEG(-) wire is blue.
2
(0.005
101