5 Operations
5.1 Checking Before Power-On
● AC power cable colors comply with local regulations.
● The input and output are not short-circuited.
● Cables and terminals are securely connected.
● Battery cables and terminals are connected correctly, and voltages comply
with industry standards.
● Power cables and signal cables are correctly identied.
● Cables are neatly routed and securely bound.
● Devices are installed and cables are routed in ways that facilitate
modication, capacity expansion, and maintenance.
● The UPS is properly grounded.
● The voltage between the neutral wire and the ground cable is less than 5 V
AC.
5.2 Single UPS Operations
5.2.1 Starting a UPS
● If no button is pressed within 20s in UPS setting mode, the LCD home screen is
displayed.
● If no batteries are connected to the UPS with long backup time, the buzzer
keeps buzzing.
● To prevent triggering overload protection, start the loads with higher power
and then loads with lower power.
UPS2000-G-6KRTLL
User Manual 5 Operations
Issue 02 (2022-06-30) Copyright © Huawei Technologies Co., Ltd. 93