UPS5000-E-(50 kVA-300 kVA)
User Manual (50 kVA Power Modules)
5 Operations
Issue 02 (2017-02-25)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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5
Operations
5.1 Powering On and Starting the UPS
Prerequisites
Measure the voltage and frequency where the UPS input circuit breakers (mains and bypass
input circuit breakers) on the input PDC or the external input switch is located. The voltage
range is 138–485 V AC (line voltage), and the frequency range is 40–70 Hz.
Context