Huawei S6700 Series

Function Description
Input overcurrent
protection
In this protection state, the power module stops
supplying power and cannot automatically resume
power supply when the input current restores to the
normal range.
Output
protection
Output
overvoltage
protection
In this protection state, the power module stops
supplying power intermittently. When the system
recovers from output overvoltage, the power module
automatically resumes power supply.
Output
overcurrent
protection
In this protection state, the power module supplies
power intermittently. When the output current is within
a range, the power module automatically resumes power
supply.
Output short-
circuit protection
In this protection state, the power module supplies
power intermittently. When the short circuit is removed,
the power module automatically resumes power supply.
Overtemperature protection When the temperature of the power module exceeds a
specified threshold, the power module stops supplying
power. When the temperature falls into the normal
range, the power module automatically resumes power
supply.
Hot swap Supported
NOTE
When a power module enters overtemperature protection state, take measures to lower the ambient
temperature. The power module can automatically resume power supply when the temperature falls within
the normal range.
Panel
Figure 3-2 shows the panel of a 350 W DC power module.
Figure 3-2 Panel of a 350 W DC power module
-48 -60V ; 11A
RTN(+)
NEG(-)
STATUS
PDC-350WA-B
2 3
1
4 5 6
S6700 Series Ethernet Switches
Hardware Description 3 Power Modules
Issue 12 (2015-07-31) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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