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CE7855-EI-B-B0A
Model: CE7855-EI-B-B0A Switch
Details: Assembly components-CE7800-CE7855-EI-B-B0A-CE7855-32Q-EI switch (32*40GE QSFP+, 2*AC power supply, port side air inlet)
Condition: New Factory Sealed
Warranty: 3 Years Warranty.
Description
CE7855-EI-B-B0A Overview
Quick Specs Figure 1 shows the appearance of CE7855-EI-B-B0A.
Table 1 shows the Quick Specs.
| Item | Description |
| Physical specifications | Dimensions (W x D x H): 442.0 mm x 607.0 mm x 43.6 mm (17.4 in. x 23.9 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): 11.2 kg (24.69 lb) |
| Environment parameters | Temperature |
| Relative humidity | 5% RH to 95% RH, noncondensing |
| Altitude | < 5000 m (16404 ft.) |
| Noise (sound pressure, 27°C) | Back-to-front airflow: < 55 dBAFront-to-back airflow: < 54 dBA |
| Power specifications | Power source type |
| AC power input | Rated input voltage range: 100 V AC to 240 V AC, 50/60 HzMaximum 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 DCMaximum voltage range: -38.4 V DC to -72 V DC |
| High-voltage DC power input | Not supported |
| Rated input current | 600 W AC power (PAC-600WA series): 9 A (100 V AC to 240 V AC)600 W DC power (PDC600S12 series): 20A (-48 V DC to -60 V DC) |
| Chassis power consumption | Maximum power consumption |
| Typical power consumption | 262 W (100% throughput, QSFP+ cables on 32 ports, double power modules) |
| Chassis heat dissipation | Maximum heat dissipation |
| Typical heat dissipation | 895 BTU/hr (100% throughput, QSFP+ cables on 32 ports, double power modules) |
| Surge protection | AC Power module: 6 kV in common mode and 6 kV in differential mode |
| Heat dissipation | Heat dissipation mode |
| Airflow | Front-to-back or back-to-front, depending on the fan modules and power modules |
| Reliability and availability | Power module backup |
| Fan module backup | 1+1 backup not supportedNOTE:CE7800 chassis uses two fan modules, with each fan module containing two fans. The four fans in the chassis work in 3+1 backup mode. |
| Hot swap | Supported by all power modules and fan modules |
| Mean time between failures (MTBF) | 49.81 years |
| Mean time to repair (MTTR) | 1.81 hours |
| Availability | 0.99999584354 |
| Technical specifications | Processor |
| DRAM Memory | 4 GB |
| NOR Flash | 16 MB |
| NAND Flash | 1 GB |
| Stack | Service port supporting the stack function |
| Certification | Safety standards complianceEMC standards complianceEnvironmental standards compliance |
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