UPS2000-G-(1 kVA-3 kVA)
User Manual
Copyright © Huawei Technologies Co., Ltd.
5 Operations
5.1 Checking Before Powering On the UPS
AC power cable colors comply with local electrical regulations.
No short circuits occur in inputs and outputs.
Cables are securely connected.
Battery cables are correctly connected to battery terminals. The battery voltage meets the
requirements.
Cables are properly connected between the UPS and batteries.
Power cables and signal cables are correctly identified.
Cables are neatly routed and securely bound.
Devices are installed and cables are routed in ways that facilitate modification, 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.
The input voltage rang for the mains to start the UPS is 120–280 V AC (or 80–280 V AC
after the UPS powers on). The battery voltage range is (Number of batteries x 10.8) to
(Number of batteries x 14) V DC.
5.2 Starting the UPS
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