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R8M28A - HPE FlexNetwork 5520 24G PoE+ 4SFP+ HI Switch :
Thiết bị chuyển mạch Switch HPE FlexNetwork 5520 24G PoE+ 4SFP+ HI (R8M28A)
| Model | HPE FlexNetwork 5520 24G PoE+ 4SFP+ HI Switch (R8M28A) |
| I/O ports and slots | • 24 RJ-45 autosensing 10/100/1000 BASE-T PoE+ ports • Ports 17-24 support MACsec • 4 SFP+ 10GbE ports • 1 port expansion module slot |
| Additional ports and slots | • 1 dual-personality (RJ-45 or mini USB) serial console port • 1 RJ-45 out-of-band management port • 1 USB 2.0 |
| Power supplies | • 2 power supply slots • 1 minimum power supply required (ordered separately) |
| Fan tray | • Airflow direction is Side to Back and Back to Side |
| Physical characteristics | |
| Dimensions | • 44 x 46 x 4.37 cm • 1U height |
| Weight | • ≤9.2kg |
| Memory and processor | • 2 GB SDRAM; Packet buffer size: 4 MB, 512 MB flash |
| Mounting and enclosure | • Mounts in an EIA standard 19-inch telco rack or equipment cabinet (hardware included) |
| Performance | |
| 1000 Mb Latency | • < 5 μs |
| 10 Gbps Latency | • < 3 μs |
| Throughput | • up to 180 Mpps |
| Routing/Switching capacity | • 288 Gbps |
| Routing table size | • 32768 entries (IPv4), 16384 entries (IPv6) |
| MAC address table size | • up to 64K, recommended 32K |
| Environment | |
| Operating temperature | • 23°F to 113°F (-5°C to 45°C) |
| Operating relative humidity | • 5% to 95%, noncondensing |
| Non-operating/Storage temperature | • -40°F to 158°F (-40°C to 70°C) |
| Non-operating/Storage relative humidity | • 5% to 95%, noncondensing |
| Acoustic | • Low-speed fan: 57.2 dB, High-speed fan: 68.7 dB; ISO 7779 |
| Electrical characteristics | |
| Frequency | • 50/60 Hz |
| Maximum heat dissipation | • Ranges from 105 BTU/hr to 3166 BTU/hr depending on power supply configuration |
| Voltage | • 90 VAC to 264 VAC • -36 VDC to -72 VDC |
| Current | • 3A |
| Maximum power rating | • 1110 W |
| Idle power | • 31 W |
| PoE+ power | • 720 W PoE+ |
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