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7 AC power socket
NOTE
It is used with an AC power cable.
8 Jack reserved for AC power cable
locking strap
NOTE
The AC power cable locking strap is not
delivered with the switch.
9 Ground screw
- -
Indicators
The indicator description for S1720-28GWR-PWR-4TP is the same as that for
S1720-28GWR-PWR-4X. For details, see the indicator description for
S1720-28GWR-PWR-4X.
Power Supply Configuration
The S1720-28GWR-PWR-4TP has a built-in power module and does not support
pluggable power modules. The built-in power module can provide 124 W PoE
power, which ensures full PoE power on 8 ports in compliance with 802.3af or on
4 ports in compliance with 802.3at.
Heat Dissipation
The S1720-28GWR-PWR-4TP has no fans and uses natural heat dissipation.
Technical Specifications
lists technical specifications of the S1720-28GWR-PWR-4TP.
Table 5-34
Technical specifications
Item
Description
Memory (RAM)
512 MB
Flash
512 MB in total, 240 MB available for customers
Mean time
between failures
(MTBF)
42 years
Mean time to
repair (MTTR)
2 hours
Availability
> 0.99999
Service port
surge protection
Common mode: ±7 kV
Power supply
surge protection
±6 kV in differential mode, ±6 kV in common mode
S1700 Managed Series Ethernet Switches
Product Description
5 Hardware Structure
Issue 18 (2020-10-23)
Copyright © Huawei Technologies Co., Ltd.
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