Function
Table 4-30 describes functions of a 100 W PoE power adapter.
Table 4-30 Function description
Function Description
Input undervoltage
protection
The power adapter can automatically resume power supply
from this protection state.
Output overvoltage
protection
The power adapter can automatically resume power supply
from this protection state.
Output current limiting
protection
The power adapter can automatically resume power supply
from this protection state.
Output short-circuit
protection
The power adapter can automatically resume power supply
from this protection state.
Overtemperature
protection
When the temperature of the power adapter exceeds a specified
threshold, the power adapter stops supplying power. When the
temperature falls into the normal range, the power adapter
automatically resumes power supply.
Technical Specifications
Table 4-31 lists technical specifications of a 100 W PoE power adapter.
Table 4-31 Technical specifications
Item
Specification
Physical
specifications
l Dimensions (W x D x H): 72 mm x 171 mm x 40 mm (2.83 in. x
6.73 in. x 1.57 in.)
l Weight: 0.65 kg (1.43 lb)
Environment
parameter
Operating temperature: 0°C to +40°C (32°F to +104°F)
Input Rated input voltage range: 100 V AC to 240 V AC, 50 Hz/60 Hz
Maximum input voltage range: 90 V AC to 264 V AC, 47 Hz to 63
Hz
Maximum input current: 2 A
Output Rated output voltage: 48 V DC
Maximum output voltage range: 45.6 V DC to 50.4 V DC
Maximum output power: 100 W
Maximum output current: 2.08 A
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. 596
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