Huawei CloudEngine 7800 Series Hardware Description page 140

CloudEngine 7800&6800&5800 Series Switches
Hardware Description
Figure 3-17 Appearance of a PAC-600WB-B power module
Figure 3-18 Appearance of a PAC-600WB-F power module
Function
PAC-600WB-B and PAC-600WB-F power modules use different airflow designs but have the
same functions.
Table 3-22 Functions of a 600 W AC&240 V DC power module
Function
Input
protection
Issue 16 (2015-08-26)
Table 3-22 describes the functions of them.
Description
Input In either of the two protection states, the power module stops
overvoltage supplying power. When the input voltage restores to the
protection and normal range, the power module automatically resumes
undervoltage power supply.
protection
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3 Power Module
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