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Deskripsi
| Item | Description |
|---|---|
| Memory (RAM) | 1 GB |
| Flash | 512 MB in total. To view the available flash memory size, run the display version command. |
| Mean time between failures (MTBF) | 57.28 years |
| Mean time to repair (MTTR) | 2 hours |
| Availability | > 0.99999 |
| Service port surge protection |
±1.5 kV in differential mode, ±6 kV in common mode |
| Power supply surge protection |
Surge current:
Surge:
|
| Dimensions (H x W x D) | 550 mm x 300 mm x 135 mm (21.65 in. x 11.81 in. x 5.31 in.) |
| Weight (including packaging) | 12.2 kg (26.9 lb) |
| Stack ports | Not supported |
| RTC | Not supported |
| RPS | Not supported |
| PoE | Supported |
| Rated voltage range | 220 V AC to 240 V AC, 50/60 Hz |
| Maximum voltage range | 176 V AC to 264 V AC, 45 Hz to 66 Hz |
| Maximum power consumption (100% throughput) |
|
|
Typical power consumption (30% of traffic load)
|
31 W |
| Operating temperature |
-40°C to +75°C (-40°F to 167°F) NOTE: –25ºC to +75ºC (–13ºF to +167ºF): sun shield needed; 400 LFM air velocity (minimum); GPON optical modules not supported –25ºC to +70ºC (–13ºF to +158ºF): sun shield needed; 200 LFM air velocity (minimum); GPON optical modules supported –30ºC to +60ºC (–22ºF to +140ºF): sun shield needed; 40 LFM air velocity (minimum); GPON optical modules supported –35ºC to +55ºC (–31ºF to +131ºF): sun shield needed; no requirement on the air velocity; GPON optical modules supported –35ºC to +45ºC (–31ºF to +113ºF): 1120 W/m2 solar radiation (maximum); no requirement on the air velocity –40ºC to –35ºC (–40ºF to –31ºF): stable port performance can be achieved only when at least four Ethernet electrical ports go Up When the altitude is 1800–4000 m (5906-13123 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 +85°C (-40°F to +185°F) |
| IP rating | IP55 |
| Salt spray protection | Supported, allowing the switch to be installed in areas more than 500 meters away from the sea |
| Noise under normal temperature (27°C, sound power) | Noise-free (no fans) |
| Relative humidity | 5% to 95%, noncondensing |
| Operating altitude | 0-4000 m (0-13123 ft.) |
| Product certification |
|
