Huawei AR1200 Series Hardware Description page 43

Huawei AR1200&2200&3200 Series Enterprise Routers
Hardware Description
Table 3-2 Protection functions of the HW-100-48AC14D
Item
Input
protecti
on
Output
protecti
on
Overheating protection -
Appearance
Figure 3-7
Issue 03 (2012-04-20)
Minimu
m Value
Input -
undervolta
ge
protection
Input -
undervolta
ge recovery
Output 51 V
overvoltag
e protection
Output 2.5 A
overcurrent
protection
Output -
short-
circuit
protection
shows the appearance of the HW-100-48AC14D.
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Copyright © Huawei Technologies Co., Ltd.
Typical Maximu
Value m Value
- 62 V
- 80 V
- 58 V
3 A 3.5 A
- -
- -
3 Power Supply Units
Remarks
Input voltage can be
restored to the normal
range automatically.
Hysteresis is not smaller
than 5 V.
Output voltage can be
restored to the normal
range automatically.
Output current can be
restored to the normal
range automatically.
Output short-circuit can be
recovered automatically.
When temperature exceeds
the upper limit, the power
supply unit automatically
shuts down to avoid
permanent damage. No
smoke will be generated.
Temperature is reduced
below 55°C (131°F).
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