Dc Power Supply System - Huawei Eudemon8000E Series Manual

HUAWEI Eudemon8000E Firewall
Hardware Description
The LED indicators on the PEM of the E8000E-X16 are described in
Table 2-5 Description of the indicators of the PEM
Indicator
RUN
ALM
Table 2-6
Table 2-6 Technical parameters of the DC PEM
Item
Type
Dimensions (Width x Depth x Height)
Weight
Number of power inputs
Input voltage range
Input rated voltage
Maximum input current
Output voltage
Output current
Rated current of the air-break

2.6.2 DC Power Supply System

This section describes the architecture of the DC power supply system.
If the E8000E-X16 has eight 70 A PEMs work in 4+4 backup mode.
of the DC power supply system.
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.
Issue 01 (2012-11-07)
Color Description
Green Indicates normal power output. If the indicator is steady on,
it implies the normal output.
Red Power failure indicator. If the indicator is steady on, it
indicates the following:
l The lightning protection link of the power module failed.
l The power modules does not have input power.
lists the technical parameters of the PEM.
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2 E8000E-X16 Chassis Overview
Table
Technical Parameter
PEMB
58mm x 115mm x 220mm
1.1 kg
1
-72 V DC to -38 V DC
-48 V/-60 V
70 A
-72 V DC to -38 V DC
70 A
70 A (Each PEM is controlled by an air
switch).
Figure 2-6
2-5.
shows details
12