
Figure 3-11 Installing parallel communications cables and parallel current
equalization cables (example: three UPSs connected in parallel)
(1) Parallel current equalization cables
(2) Parallel communications cables
3.7 Installing Communications Cables
NO TE
● The USB channel supports a serial data communications protocol between the UPS and
a PC.
● If you connect a DB9 connector to the RS232 port, the UPS can exchange data with the
PC over serial communication.
● You can use only either USB or RS232.
Figure 3-12 Installing communications cables
UPS2000-G-6KRTLL
User Manual
3 Installation
Issue 01 (2020-08-06)
Copyright © Huawei Technologies Co., Ltd.
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