Step 2 Install an EMUA power cable, as shown in Figure 8-49.
Figure 8-49 Installing an EMUA power cable in an APM30H
1. Install corresponding connectors on both ends of the power cable. For details, see
Assembling the OT Terminal and the Power Cable and Assembling the Cord End Terminal
and the Power Cable.
2. Connect the cord end terminal at one end of the power cable to the transfer terminal of the
wiring terminal labeled PWR1 of the EMUA power cable.
3. Connect the OT terminal at the other end of the power cable to the DC output terminal
labeled LOAD7 on the DCDU-03.
Step 3 Install a monitoring signal cable for the EMUA, as shown in Figure 8-50.
Figure 8-50 Installing a monitoring signal cable for the EMUA
1. Connect the DB9 male connector at one end of the signal cable to the wiring terminal labeled
RS-485 in left of the EMUA panel.
DBS3900 (Ver.B)
Installation Guide
8 Outdoor Scenario with DC Power Supply (BBU Installed
in a +24 V DC APM30H)
Issue 06 (2011-09-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
252
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