Huawei BTS3900A - Page 101

Prerequisite
l The tools, such as a Phillips screwdriver, a cable cutter, and a multi-purpose crimping tool,
are ready.
l The equipotential cables are installed.
Context
Table 12-2 lists the power cables between the APM30H and the TMC11H.
Table 12-2 Power cables between the APM30H and the TMC11H
Cable One End The Other End Remarks
Input
power
cable for
the
TMC11
H
RTN(+) wire Easy power
receptacle (pressfit
type) connector
OT terminal (4
mm
2
, M6)
Black
NEG(-) wire Easy power
receptacle (pressfit
type) connector
OT terminal (4
mm
2
, M6)
Blue
Power
cable for
the
junction
box in
the
TMC11
H
L wire
OT terminal (1.5
mm
2
, M4)
OT terminal (1.5
mm
2
, M4)
Black, two wires in
brown (L wire) and
blue (N wire)
N wire OT terminal (1.5
mm
2
, M4)
OT terminal (1.5
mm
2
, M4)
Procedure
Step 1 Prepare the input power cable for the TMC11H and power cable for the junction box in the
TMC11H.
1. Prepare the cable of proper length based on the actual cable route.
2. Add connectors to both ends of the input power cable for the TMC11H and power cable
for the junction box in the TMC11H according to Table 12-2. For details, see Assembling
the OT Terminal and the Power Cable and Assembling the tool-less female power connector
(pressfit type) and the Power Cable.
Step 2 Link the easy power receptacle (pressfit type) connector at one end of the input power cable for
the TMC11H to the DC output wiring terminal labeled TMC on the EPS in the APM30H, and
then link the OT terminal at the other end to the DC input wiring terminal on the DCDU-03, as
shown in Figure 12-10.
NOTE
Before installing the power cables, remove the protecting hood from the DC input wiring terminal block on the
DCDU-03. After the cables are installed, reinstall the protecting hood.
BTS3900A(Ver.B)
Installation Guide 12 Installing the Cables
Issue 01 (2011-10-25) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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