Dell Dimension E520 Owner's Manual page 112

Power
DC power supply:
Wattage
Maximum heat dissipation
Voltage (see the safety instructions
located in the Product Information
Guide for important voltage setting
information)
Backup battery
Physical
Height
Width
Depth
Weight
Environmental
Temperature:
Operating
Storage
Relative humidity
Maximum vibration:
Operating
Storage
Maximum shock:
Operating
Storage
Altitude:
Operating
Storage
112
Appendix
305 W
560.5 BTU/hr
90 to 135 V and 180 to 265 V at 50/60 Hz
3-V CR2032 lithium coin cell
41.4 cm (16.3 inches)
18.8 cm (7.4 inches)
45.7 cm (18.0 inches)
12.7 kg (28.0 lb)
10° to 35°C (50° to 95°F)
–40° to 65°C (–40° to 149°F)
20% to 80% (noncondensing)
2
5 to 350 Hz at 0.0002 G
5 to 500 Hz at 0.001 to 0.01 G
40 G +/- 5% with pulse duration of 2 msec +/- 10% (equivalent to
20 in/sec [51 cm/sec])
105 G +/- 5% with pulse duration of 2 msec +/- 10% (equivalent
to 50 in/sec [127 cm/sec])
–15.2 to 3048 m (–50 to 10,000 ft)
–15.2 to 10,668 m (–50 to 35,000 ft)
/Hz
2
/Hz