Huawei AR550-8FE-D-H - Page 609

Figure 4-8 180 W PoE midspan
a
9


+]

$

9


$

28738
7

,1
28
7
a9+]$


9
$

28738
7

,1
287
Function
Table 4-34 describes functions of a 180 W PoE midspan.
Table 4-34 Function description
Function
Description
Input undervoltage
protection
The power module can automatically resume power supply
from this protection state.
Input overcurrent
protection
The power module can automatically resume power supply
from this protection state.
Output overvoltage
protection
The power module can automatically resume power supply
from this protection state.
Output current limiting
protection
The power module can automatically resume power supply
from this protection state.
Output short-circuit
protection
The power module can automatically resume power supply
from this protection state.
Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
4 Power Supplies
Issue 10 (2019-03-06) Copyright © Huawei Technologies Co., Ltd. 598