Huawei USG6000E Series

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Functions and Features

Table 4-173 Functions and features of the PAC1K2S12-CB

Functions and Features Description

Input undervoltage protection Stops power output and automatically

restores power output after the input

voltage becomes normal.

Input overvoltage protection Stops power output and automatically

restores power output after the input

voltage becomes normal.

Input overcurrent protection Stops power output and does not

automatically restore power output

after the input current becomes

normal.

Output current limiting protection Intermittently provides output and

automatically restores normal output

after the output current falls within a

normal range.

Output overvoltage protection Intermittently stops output and

automatically restores output after the

overvoltage condition is removed.

Output short circuit protection Intermittently provides output and

automatically restores normal output

after the output short circuit is

removed.

Overtemperature protection When the temperature of the power

module reaches a preset threshold, the

power module stops power output and

will automatically restore power

output after the temperature drops

back to the normal range.

Heat dissipation The heat dissipation is provided by the

fan of the power module.

Hot swap The device has 1+1 power module

redundancy. You can hot-swap a

power module without interrupting

device operation.

HUAWEI USG6000E Series

Hardware Guide 4 Hardware Overview

Huawei USG6000E Series - Page 371