Cable One End The Other
End
Description
NEG(-) wire OT terminal
(M6, 4 mm
2
)
Depending on
the external
equipment
Blue
Procedure
Step 1 Prepare an input power cable for 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 according to Table
7-5. For details, see Assembling the OT Terminal and the Power Cable.
Step 2 Install the input power cable for the TMC11H, as shown in Figure 7-66.
1. Link the OT terminals on the blue and black wires at one end of the input power cable for
the TMC11H to the wiring terminals labeled NEG(-) and RTN(+) on the DCDU-03B in
the TMC11H respectively.
2. Connect the other end to external power equipment.
Figure 7-66 Installing an input power cable for the TMC11H
Step 3 Route the cable by referring to 7.5.1 Cabling Requirements, and then use cable ties to bind the
cable.
Step 4 Label the installed cables. For details, see Attaching a Cable-Tying Label.
Step 5 Run each cable that leaves the cabinet in the PVC corrugated pipe, and then tie the pipe to the
cable hole in the cabinet.
----End
Installing a BBU Power Cable
A BBU power cable feeds power into a BBU.
DBS3900 (Ver.B)
Installation Guide
7 Outdoor Scenario with DC Power Supply (BBU Installed
in a TMC11H)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
193
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