Ac Power Supply System - Huawei Eudemon8000E Series Manual

HUAWEI Eudemon8000E Firewall
Hardware Description
Figure 2-6 Architecture of the E8000E-X16 DC power supply system

2.6.3 AC Power Supply System

This section describes the architecture of the AC power supply system.
Figure 2-7
converted into regulated DC power by an AC/DC converter. The resulting DC power output is
connected to the PEMs through external cables to supply power for all boards and fan modules.
Two -48V power inputs are joined on the board.
After the low-frequency filtering, the two -48 V power inputs for fans are joined inside the fan
module.
In Figure
separated RTN inputs are joined on the board.
Issue 01 (2012-11-07)
NOTE
In Figure 2-6, each DC power input contains one -48 V power input and one RTN input. Two separated
RTN input are joined on the board.
diagrams the AC power supply system of the E8000E-X16. The input AC power is
2-7, each DC power input contains one -48 V power input and one RTN input. Two
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2 E8000E-X16 Chassis Overview
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