Huawei UPS5000-E-FM User Manual page 101

UPS5000-E-(30 kVA-120 kVA)-FM
User Manual
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Issue 05 (2023-07-10)
Figure 3-44 Topology diagram of an N+X parallel system
Figure 3-45 Connecting signal cables in a parallel system consisting of the N
+X parallel system
In a dual-bus system, you need to connect cables to BSC ports on the UPSs.
Figure 3-46 shows the cable connections for a dual-bus system containing
two master systems.
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