Huawei BBU3900 Description page 17

LTE TDD
BBU3900&BBU3910 Description
Figure 1-19 UPEUa panel
Figure 1-20 shows the panel of the UPEUc.
Figure 1-20 UPEUc panel
Figure 1-21 shows the UPEUd panel.
Figure 1-21 UPEUd panel
Functions
The UPEUa and UPEUc perform the following functions:


Issue 01 (2018-02-05)
The UPEUa converts –48 V DC input power into +12 V DC and provides an output
power of 300 W.
The UPEUc converts –48 V DC input power into +12 V DC. One UPEUc provides an
output power of 360 W, and two UPEUc boards provide a combined output power of 650
W.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
1 Overview
14