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UPS5000-S-1200 kVA
User Manual
Figure 3-38 Removing the protective covers
Step 6 Connect the signal cables between the power units and bypass unit.
Figure 3-39 Connecting the signal cables
Step 7 Only if the system is in 1+1 parallel configuration (skip this step if the system is a
single UPS or dual-bus system), remove ECM 1 and ECM 2 from each control
module of power unit 1, power unit 2, and bypass unit of each UPS, remove the J3
and J6 jumper caps from each ECM, and reinstall the ECMs in the control modules.
Figure 3-40 Removing jumper caps
Step 8 Connect the PARALLEL ports on the power units and bypass unit to form a loop by
using parallel signal cables.
Issue 10 (2023-05-26)
Copyright © Huawei Digital Power Technologies Co., Ltd.
3 Installation
84
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