| Item |
Description |
| Physical specifications |
- Dimensions (W x D x H): 442.0 mm x 420.0 mm x 43.6 mm (17.4 in. x 16.5 in. x 1.72 in.)
- Weight (with two power modules and two fan modules, calculated based on the heaviest model if multiple models are supported): 8.2 kg (18.08 lb)
|
| Environment parameters |
Temperature |
Operating temperature: 0°C to 40°C (32°F to 104°F) at altitude of 0-1800 m (0-5906 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) |
| Relative humidity |
5% RH to 95% RH, noncondensing |
| Altitude |
< 5000 m (16404 ft.) |
| Noise (sound pressure, 27°C) |
- Back-to-front airflow: < 43 dBA
- Front-to-back airflow: < 47 dBA
|
| Power specifications |
Power source type |
AC/DC |
| AC power input |
- Rated input voltage range: 100 V AC to 240 V AC, 50/60 Hz
- Maximum input voltage range: 90 V AC to 290 V AC, 47 Hz to 63 Hz
|
| DC power input |
- Rated voltage range: -48 V DC to -60 V DC
- Maximum voltage range: -38.4 V DC to -72 V DC
|
| High-voltage DC power input |
Not supported |
| Rated input current |
- 150 W AC power (PAC-150WA): 2.5 A (100 V AC to 240 V AC)
- 350 W DC power (PDC-350WA series): 11 A (-48 V DC to -60 V DC)
|
| Chassis power consumption |
Maximum power consumption |
92 W |
| Typical power consumption |
80 W (100% throughput, 3 m Ethernet cables on 48 ports and SFP+ cables on 4 ports, double power modules) |
| Chassis heat dissipation |
Maximum heat dissipation |
314 BTU/hr |
| Typical heat dissipation |
273 BTU/hr (100% throughput, 3 m network cables on 48 ports and SFP+ cables on 4 ports, double power modules) |
| Surge protection |
Ethernet electrical ports: 2 kV in common mode
Power module:
- AC: 6 kV in common mode and 6 kV in differential mode
- DC: 4 kV in common mode and 2 kV in differential mode
|
| Heat dissipation |
Heat dissipation mode |
Air cooling |
| Airflow |
Front-to-back or back-to-front, depending on the fan modules and power modules |
| Reliability and availability |
Power module backup |
1+1 backup |
| Fan module backup |
1+1 backup |
| Hot swap |
Supported by all power modules and fan modules |
| Mean time between failures (MTBF) |
60.48 years |
| Mean time to repair (MTTR) |
1.76 hours |
| Availability |
0.9999966753 |
| Technical specifications |
Processor |
1.2 GHz, dual-core |
| DRAM Memory |
2 GB |
| NOR Flash |
16 MB |
| NAND Flash |
512 MB |
| Stack |
Service port supporting the stack function |
10GE optical ports |
| Certification |
- Safety standards compliance
- EMC standards compliance
- Environmental standards compliance
|
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