Figure 4-60 Connecting cables between the busbars, PDU, and UPS
Step 2 Connect communications cables between lithium batteries and the UPS.
1. After lithium batteries are connected in parallel, connect a signal cable to the
BMS port of the UPS.
2. Connect the signal cables between lithium batteries from the COM_OUT port
on the lower lithium battery to the COM_IN port on the upper lithium battery.
3. A build-out resistor needs to be installed at the COM-OUT port of the lithium
battery at the end.
FusionModule500 Smart Mini Data Center
User Manual (Philippines, FusionModule500-
SU61A12S) 4 Installation Guide
Issue 02 (2021-06-30) Copyright © Huawei Technologies Co., Ltd. 97
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