Dell OptiPlex GX745 - Page 210

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computer is unplugged.
Wattage
220W
Heat dissipation
751BTU/hr
NOTE: Heat dissipation is calculated based upon the
power supply rating.
Voltage
auto-sensing power supplies — 90 to 135 V at 50/60
Hz;180to265Vat50/60Hz
Backup battery
3-V CR2032 lithium coin cell
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Physical
Without cable cover:
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Height
26.4 cm (10.375 inches)
Width
8.9 cm (3.5 inches)
Depth
25.3 cm (9.95 inches)
Weight
4.5 kg (10 lb)
With standard cable cover:
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Height
26.4 cm (10.375 inches)
Width
8.9 cm (3.5 inches)
Depth
33 cm (13 inches)
Weight
4.9 kg (10.8 lb)
With extended cable cover:
12.34 kg (27.2 lb)
Height
26.4 cm (10.375 inches)
Width
8.9 cm (3.5 inches)
Depth
36.1 cm (14.2 inches)
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Environmental
Temperature:
Operating
10°to30°C(50°to86°F)
Storage
–40°to65°C(–40°to149°F)
Relative humidity
20% to 80% (noncondensing)
Maximum vibration:
Operating
0.25 G at 3 to 200 Hz at 0.5 octave/min
Storage
0.5 G at 3 to 200 Hz at 1 octave/min
Maximum shock:
Operating
bottom half-sine pulse with a change in velocity of
50.8 cm/sec (20 inches/sec)
Storage
27-G faired square wave with a velocity change of
508 cm/sec (200 inches/sec)
Altitude:
Operating
–15.2 to 3048 m (–50 to 10,000 ft)
Storage
–15.2 to 10,668 m (–50 to 35,000 ft)