CE6881-48S6CQ-B

CE6881-48S6CQ-B Specification

Item

Description

Physical specifications

• Dimensions (H x W x D)
• Basic dimensions (excluding the parts protruding from the body): 43.6 mm x 442.0 mm x 420.0 mm (1.72 in. x 17.4 in. x 16.5 in.)
• Maximum dimensions (the depth is the distance from ports on the front panel to the handle on the rear panel): 43.6 mm x 442.0 mm x 446.1 mm (1.72 in. x 17.4 in. x 17.6 in.)

Environment parameters

Temperature

• Operating temperature: 0C to 40C (32F to 104F) 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 1C (1.8F) every time the altitude increases by 220 m (722 ft.).

• Storage temperature: -40C to +70C (-40F to +158F)

Relative humidity

5% RH to 95% RH, noncondensing

Altitude

< 5000 m (16404 ft.)

Noise (sound pressure, 27C)

• Back-to-front airflow: < 57 dBA
• Front-to-back airflow: < 58 dBA

Power specifications

Power source type

AC/DC/HVDC

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

• 600 W AC&240 V DC power module (PAC600S12 series):
• Rated voltage range: 240 V DC
• Maximum voltage range: 190 V DC to 290 V DC
• 1200 W high-voltage DC power module (PHD1K2S12 series):
• Rated voltage range: 240 V DC to 380V DC
• Maximum voltage range: 190 V DC to 400 V DC

Rated input current

• 600 W AC&240 V DC power module (PAC600S12 series):
• 8 A (100 V AC to 240 V AC)
• 4 A (240V DC)
• 1000 W DC power module (PDC1000S12 series): 30 A (-48 V DC to -60 V DC)
• 1200 W high-voltage DC power module (PHD1K2S12 series): 8 A

Chassis power consumption

Maximum power consumption

349 W

Typical power consumption

• 194 W (100% throughput, SFP+ high-speed cables on 48 ports and QSFP28 high-speed cables on 6 ports, double power modules)
• 240 W (100% throughput, short-distance optical modules on all optical ports, double power modules)

Chassis heat dissipation

Maximum heat dissipation

1191 BTU/hr

Typical heat dissipation

• 662 BTU/hr (100% throughput, SFP+ high-speed cables on 48 ports and QSFP28 high-speed cables on 6 ports, double power modules)
• 819 BTU/hr (100% throughput, short-distance optical modules on all optical ports, double power modules)

Surge protection

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
• HVDC: 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

The device supports four pluggable fan modules that work in hot standby mode. The system can operate properly for a short time after a single fan module fails. You are advised to replace the faulty fan module immediately.

Hot swap

Supported by all power modules and fan modules

Mean time between failures (MTBF)

45.9 years

Mean time to repair (MTTR)

1.57 hours

Availability

0.9999960856

Technical specifications

Processor

1.4 GHz, four-core

DRAM memory

4 GB

NOR Flash

64 MB

NAND Flash

4 GB

Stack

Service port supporting the stacking function

10GE optical ports and 100GE optical ports

Certification

• Safety standards compliance
• EMC standards compliance
• Environmental standards compliance