UPS5000-H-1200 kVA
User Manual (100 kVA Power Modules)
2 Overview
Issue 01 (2020-07-15)
Copyright © Huawei Technologies Co., Ltd.
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Figure 2-4
Typical application scenario of a dual-bus system
2.4 Working Principle
indicates an input mode.
indicates the energy flow direction.
2.4.1 Conceptual Diagram
The UPS is an online product. It uses modular design, which facilitates maintenance and
capacity expansion. The UPS uses the DSP technology for intelligent control. The power
module consists of a rectifier, inverter, and DC/DC converter. The UPS converts inputs into
pure high-quality sine wave outputs by using the high-frequency switching technology.