Dell PowerEdge R720 Getting Started Manual page 8

Physical
Weight (empty)
2.5-inch hard-drive systems (PowerEdge R720)
2.5-inch hard-drive systems (PowerEdge R720xd)
3.5-inch hard-drive systems (PowerEdge R720)
3.5-inch hard-drive systems (PowerEdge R720xd)
Environmental
NOTE: Your system is capable of 40 °C and 45 °C excursion operation for fresh air cooled data centers. For more
information, see the Owner's Manual.
NOTE: For additional information about environmental measurements for specific system configurations, see
dell.com/environmental_datasheets.
Temperature
Operating
Storage
Relative humidity
Operating
Storage
Maximum vibration
Operating
Storage
Maximum shock
Operating
Storage
8
11.7 kg (25.7 lbs)
17.7 kg (39.02 lbs)
10.3 kg (22.7 lbs)
17.2 kg (37.91 lbs)
Continuous operation: 10 °C to 35 °C. De-rate maximum
allowable dry bulb temperature at 1 °C/300 m above 900
m (1°F /550 ft).
NOTE: For information on supported expanded
operating temperature range and configurations,
see support.dell.com/manuals.
–40 °C to 65 °C (–40 °F to 149 °F) with a maximum
temperature gradation of 20 °C per hour.
10% to 80% relative humidity (RH), with 26 °C maximum
dew point.
5% to 95% relative humidity ambient with 33 °C (91 °F)
maximum dew point.
0.26 Grms at 5 Hz to 350 Hz (all operation orientations).
1.87 Grms at 10 Hz to 500 Hz for 15 min (all six sides
tested).
One shock pulse in the positive z axis (one pulse on each
side of the system) of 31 G for 2.6 ms in the operational
orientation.
Six consecutively executed shock pulses in the positive
and negative x, y, and z axes (one pulse on each side of
the system) of 71 G for up to 2 ms.
Six consecutively executed shock pulses in the positive
and negative x, y, and z axes (one pulse on each side of