Dell PowerEdge R220 - Manual (Page 7)

Power
AC Power Supply
Wattage 250 W
Heat dissipation
NOTE: Heat dissipation is calculated using the power supply
wattage rating.
1040 BTU/hr maximum
Voltage 100–240 V AC, autoranging, 50/60 Hz, 4.0
A–2.0 A
Maximum inrush current 55 A
Battery
Coin-cell battery 3.0 V CR2032 Lithium coin cell
Physical
Height 4.24 cm (1.67 inch)
Width 43.4 cm (17.09 inch)
Depth 39.37 cm (15.5 inch)
Maximum configuration weight 7.7 kg (16.97 lb)
Empty weight 4.55 kg (10.03 lb)
Environmental
NOTE: For additional information about environmental measurements for specific system configurations, see
dell.com/environmental_datasheets.
Temperature
Operating 10 °C to 35 °C (50 °F to 95 °F) with a maximum temperature gradation of 10
°C per hour.
NOTE: For altitudes above 950 m (3,117 ft), the maximum operating
temperature is derated 1°C/300 m (1 ºF/547 ft).
Storage –40 °C to 65 °C (–40 °F to 149 °F) with a maximum temperature gradation
of 20 °C per hour.
Relative Humidity
Operating 10% to 80% Relative Humidity (RH) with 29°C (84.2°F) maximum dew point.
Storage 5% to 95%RH with 33°C (91°F) maximum dew point. Atmosphere must be
non-condensing at all times.
Maximum Vibration
Operating 0.26 G
rms
at 5 Hz to 350 Hz for 15 minutes (all operation orientations).
Non-operating 1.88 G
rms
at 10 Hz to 500 Hz for 15 minutes (all six sides tested).
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