Huawei CloudEngine 7800 Series Hardware Description page 121

CloudEngine 7800&6800&5800 Series Switches
Hardware Description
Appearance
Figure 3-3
Figure 3-3 Appearance of the ES0W2PSA0150
Function
Table 3-6
Table 3-6 Functions of the ES0W2PSA0150
Function
Input
protection
Output
protection
Issue 16 (2015-08-26)
shows the appearance of the ES0W2PSA0150.
describes the functions of the ES0W2PSA0150.
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
Input In this protection state, the power module stops supplying
overcurrent power and cannot automatically resume power supply when
protection the input current restores to the normal range.
Output In this protection state, the power module stops supplying
overvoltage power intermittently. When the output voltage restores to the
protection normal range, the power module automatically resumes
power supply.
Output In this protection state, the power module supplies power
overcurrent intermittently. When the output current is limited within a
protection range, the power module automatically resumes power
supply.
Output short- In this protection state, the power module supplies power
circuit intermittently. When the short circuit is removed, the power
protection module automatically resumes power supply.
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S T A T U S
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3 Power Module
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