Huawei MTS9300A - 4 Maintenance; 4.1 Routine Maintenance

5.5.3 Installing Dual–Live Wire Input Power Cables
Procedure
Step 1 When the ACDB380-125-2B three-phase four-wire convert to dual-live-wire power
input is congured, move the short-circuit copper bar, as shown in the following
gures.
NO TICE
● If dual–live wire input is used, install short-circuiting bars.
● After installing the short-circuiting bars, check whether the cables are loose
and secure them to the terminals.
Figure 5-20 Changing from three-phase four-wire to dual–live wire input in the
ACDB380-125-2B
Step 2 Connect the cables between the ACDB and the AC power distribution box.
MTS9300A Telecom Power (Claro, Colombia,
MTS9304A-AM10A1)
Installation Guide 5 Installing Cables
Issue 01 (2021-05-30) Copyright © Huawei Technologies Co., Ltd. 42