Do not use a parallel cable to directly connect the UPS to the battery parallel port.
Figure 1-36 Incorrect connection
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1.5.2.2 Installing Power Cables
Procedure
Step 1 Remove the covers from the UPS wiring ports.
Step 2 Remove the cover from the wiring port of each BBB box.
Step 3 Connect the PE cable to the UPS.
Figure 1-37 Connecting the PE cable to the UPS
Step 4 Connect the PE cable to the BBB box.
SmartLi-ESM-24020P1
Quick Guide 1 Installation and Cable Connection
Issue 03 (2022-12-30) Copyright © Huawei Digital Power Technologies Co., Ltd. 28