Specifications - Huawei S1720 Series Product Description

S1720 Series Ethernet Switches
Product Description

5.1 Specifications

Table 5-1
Table 5-1 Specifications of the S1720 series switches
Item
DDR memory
Flash storage
Mean time between
failures (MTBF)
Mean time to repair
(MTTR)
Availability
Surge
protecti
on
Dimensions (W x D
x H)
Weight
AC
input
voltage
Maximum power
consumption
Temper
ature
Issue 01 (2014-07-20)
lists specifications of the S1720 series switches.
Description
256 MB
200 MB
l S1720-20GFR-4TP: 67 years
l S1720-28GFR-4TP: 65.66 years
2 hours
> 0.99999
Service Common mode: ±7 kV
port
protectio
n
Power ±6 kV in differential mode and ±6 kV in common mode
supply
protectio
n
442.0 mm x 220.0 mm x 43.6 mm
≤ 5 kg
Rated 100 V AC to 240 V AC, 50/60 Hz
voltage
range
Maximu 90 V AC to 264 V AC, 47 Hz to 63 Hz
m
voltage
range
l S1720-20GFR-4TP: 20.7 W
l S1720-28GFR-4TP: 24.3 W
Operatin 0°C-45°C (at altitude of 0-1800 m)
g
NOTE
temperat
When the altitude is between 1800 m and 5000 m, the operating temperature
ure
reduces by 1°C every time the altitude increases by 220 m.
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5 Technical Specifications
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