Dell R820 manual Power, Physical, Environmental Temperature, Operating, Per 550 ft

Page 7

Power

AC Power Supply (per power supply)

Wattage

Heat dissipation

NOTE: Heat dissipation is calculated using the power supply wattage rating.

750 W or 1100 W

2891 BTU/hr maximum (750 W power supply)

4100 BTU/hr maximum (1100 W power supply)

Voltage

100–240 V AC, autoranging, 50/60 Hz

NOTE: This system is also designed to be connected to IT power systems with a phase to phase voltage not exceeding 230 V.

DC Power Supply (per power supply) (when available)

Wattage

1100 W

Heat dissipation

4416 BTU/hr maximum

NOTE: Heat dissipation is calculated using

 

the power supply wattage rating.

 

Voltage

–(48–60) V DC

Battery

 

Coin-cell battery

3 V CR2032 Lithium coin cell

 

 

Physical

 

 

 

Height

86.8 mm (3.41 inch)

Width

 

With rack latches

482.4 mm (18.98 inch)

Without rack latches

434 mm (17.08 inch)

Depth (includes bezel)

810.6 mm (31.91 inch)

Weight (maximum)

29.5 kg (65.036 lb)

Weight (empty)

22.45 kg (49.494 lb)

Environmental

NOTE: For additional information about environmental measurements for specific system configurations, see dell.com/environmental_datasheets.

Temperature

 

Operating

Continuous operation: 10 °C to 35 °C at 10% to 80% relative

 

humidity (RH), with 26 °C max dew point. De-rate maximum

 

allowable dry bulb temperature at 1 °C/300 m above 900 m (1 °F

 

per 550 ft).

7

Image 7
Contents Dell PowerEdge R820 Getting Started Guide Page Unpacking a Rack System Optional-Connecting The Keyboard, Mouse, And MonitorSecuring The Power Cables Connecting The Power CablesTurning On The System Installing The Optional BezelComplete The Operating System Setup Install the bezel optionalObtaining Technical Assistance NOM Information Technical SpecificationsWith 1100 W DC power supply unit Other Information You May NeedOperating PowerEnvironmental Temperature PhysicalMaximum vibration EnvironmentalManuals Relative humidity
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