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Optical equipment for cable TV

Huawei Switch S1720-28GFR-4TP

24*10/100/1000BASE-T+2*SFP+2*combo
Web+SNMP Management

Huawei Switch S1720-28GFR-4TP
  • Summary
  • Features
  • Advantage
    1

    Twenty-four 10/100/1000BASE-T ports

    2

    Two 1000BASE-X Ethernet ports

    Applicable modules:
    • GE optical module
    • GE-CWDM optical module
    • GE-DWDM optical module
    • GE copper transceiver module
    3

    Two combo ports (10/100/1000BASE-T + 100/1000BASE-X)

    Modules applicable to combo optical ports:
    • FE optical module
    • GE optical module
    • GE-CWDM optical module
    • GE-DWDM optical module
    4
    One console port
    NOTE:
    It is used with a console cable. The console cable is not delivered with the switch and needs to be separately purchased if needed.
    5
    Reset button
    NOTICE:

    This button is used to reset the switch.

    To restore the factory settings, hold down the button for at least 6 seconds.

    To reset the system, press the button.

    Resetting the switch will cause service interruption. Exercise caution when you press the Reset button.

    6
    Mode switching button
    NOTE:

    Press this button to change the mode of service port indicators:

    When you press this button once, the service port indicators change to the speed mode and show the speed of each service port.

    When you press this button again, the service port indicators restore to the default mode and show the connection status of each service port.

    If you do not press this button within 45 seconds, the service port indicators restore to the default mode. In this case, the SPED indicator is off.

    7
    Ground screw
    NOTE:
    The ground cable is not delivered with the switch.
    8
    Jack reserved for AC terminal locking latch
    NOTE:
    The AC terminal locking latch is not delivered with the switch.
    9
    AC power socket
    NOTE:
    It is used with an AC power cable.
    - -

     

    Item

    scription

    Memory (RAM)

    256 MB

    Flash

    200 MB

    Mean time between failures (MTBF)

    65.66 years

    Mean time to repair (MTTR)

    2 hours

    Availability

    > 0.99999

    Service port surge protection

    Common mode: ±6 kV

    Power supply surge protection

    ±6 kV in differential mode, ±6 kV in common mode

    Dimensions (W x D x H)

    442.0 mm x 220.0 mm x 43.6 mm (17.4 in. x 8.7 in. x 1.72 in.)

    Weight (including packaging materials)

    3.6 kg (7.94 lb)

    Stack ports

    Not supported

    RTC

    Not supported

    RPS

    Not supported

    PoE

    Not supported

    Rated voltage range

    100 V AC to 240 V AC, 50/60 Hz

    Maximum voltage range

    90 V AC to 264 V AC, 47 Hz to 63 Hz

    Maximum power consumption (100% throughput)

    24.3 W

    Operating temperature

    0°C to 45°C (32°F to 113°F) at an altitude of 0-1800 m (0-5096 ft.)
    NOTE:

    When the altitude is 1800-5000 m (5096-16404 ft.), the highest operating temperature reduces by 1°C (1.8°F) every time the altitude increases by 220 m (722 ft.).

    Storage temperature

    -40°C to +70°C (-40°F to +158°F)

    Noise under normal temperature (27°C, sound power)

    Noise-free (no fans)

    Relative humidity

    5% to 95%, noncondensing

    Operating altitude

    0-5000 m (0-16404 ft.)

    Certification

    • EMC certification
    • Safety certification
    • Manufacturing certification

    Part number

    98010546