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DPU40D-N06A3, DBU20B-N12A3, and
DBU50B-N12A1 Distributed Power System
User Manual
2.1 Introduction
The distributed power system includes the power supply units (PSUs) (DPU40D-N06A3) and
the lithium batteries (DBU20B-N12A3, DBU50B-N12A1). It is an indoor or outdoor
wall-mounted power solution that is highly efficient, compact, lightweight, easy to install, and
does not require parameter configuration or maintenance. The power system is designed for
wireless base stations and supports online capacity expansion.
The DPU40D-N06A3 converts AC or HVDC power into stable 48 V DC power.
The lithium battery supplies backup power to communications equipment.
Issue 04 (2020-02-29)
When connected to the main device, it cannot be supported two or more networking modes at the same
time.
Copyright © Huawei Technologies Co., Ltd.
2
Overview
2 Overview
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