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Dell SC400, SC420, and SC420F Expansion Enclosure: руководство по обслуживанию
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Dell SC400, SC420, and SC420F Expansion Enclosure: руководство по обслуживанию

Technical Specifications

The technical specifications of the SC400 series expansion enclosures are displayed in the following tables.

Drives
SAS hard drives

SC400 : Up to 12 hot-swappable 3.5-inch 12 Gbps SAS hard drives or SAS solid state drives (SSDs)

SC420 : Up to 24 hot-swappable 2.5-inch 12 Gbps SAS hard drives or SAS solid state drives (SSDs)

SC420F : Up to 24 hot-swappable 2.5-inch 12 Gbps SAS solid state drives (SSDs)

  • NOTE: SC400 series expansion enclosures support self-encrypting drives (SEDs).
Enclosure Management Modules (EMMs)
EMMs Two hot-swappable IO modules
Redundant Array of Independent Disks (RAID)
Controller Two hot-swappable storage controllers
Management RAID management using Dell Storage Manager
Back-Panel Connectors (per EMM)
SAS connectors Four mini-SAS HD connectors for connecting an expansion enclosure to a storage system.
  • NOTE: SAS connectors are SFF-8086/SFF-8088 compliant.
LED Indicators
Front panel
  • One two-color LED indicator for system status
  • One single-color LED indicator for power status
Hard-drive carrier
  • One single-color activity LED
  • One two-color LED status indicator per drive
Power supply/cooling fan Three LED status indicators for power supply status, power supply module status, and AC status
Power Supplies
AC power supply (per power supply)
Wattage 600 W
Voltage 100–240 VAC ( 8.6–4.3 A ), autoranging, 50/60 Hz
Heat dissipation AC – 2047 BTU/hr
Available Hard Drive Power (per Slot)
Supported hard drive power consumption (continuous) Up to 1.2 A at +5 V, up to 0.5 A at +12 V
Physical
Height 8.7 cm (3.43 in.)
Width 48.2 cm (18.98 in.)
Depth

SC400 : 59.4 cm (23.39 in.)

SC420 : 54.1 cm (21.3 in.)

SC420F : 54.1 cm (21.3 in.)

Weight (maximum configuration)

SC400 : 28.59 kg (63.03 lb)

SC420 : 24.2 kg (53.35 lb)

SC420F : 24.2 kg (53.35 lb)

Weight without drives

SC400 : 9.0 kg (19.84 lb)

SC420 : 8.8 kg (19.4 lb)

SC420F : 8.8 kg (19.4 lb

Environmental
  • NOTE: For additional information about environmental measurements for specific configurations, see the Product Safety, EMC and Environmental Datasheets website.
Temperature
Operating

SC400 : 5° to 35°C (41° to 95°F) with a maximum temperature gradation of 10°C (18°F) per hour

SC420 : 10° to 35°C (50° to 95°F) with a maximum temperature gradation of 10°C (18°F) per hour

SC420F : 10° to 35°C (50° to 95°F) with a maximum temperature gradation of 10°C (18°F) per hour

  • NOTE: For altitudes above 900 m (2950 ft), the maximum operating temperature is derated 0.56°C (1°F) per 168 m (550 ft).
Storage –40° to 65°C (–40° to 149°F) with a maximum temperature gradation of 20°C (36°F) per hour
Relative humidity
Operating 8% to 85% (noncondensing) with a maximum humidity gradation of 10% per hour
Storage 5% to 95% (noncondensing)
Altitude
Operating –16 to 3048 m (–50 to 10,000 ft)
  • NOTE: For altitudes above 900 m (2950 ft), the maximum operating temperature is derated 0.56°C (1°F) per 168 m (550 ft).
Storage –16 to 10,600 m (–50 to 35,000 ft)