Specifications 177
Environmental Specifications
The following specifications identify maximum environmental
characteristics. At no time should the server run under conditions which
violate these specifications.
Table 36: Environmental Specifications
Variable
Requirements
Temperature
Maximum rate of change = 10°C per hour
Nonoperating
–40° to 70 °C (–55° to 150 °F)
Operating
10° to 35 °C (41° to 95 °F); derated 0.5 °C for every
1000 ft (305 m)
Altitude
10,000 ft max
Humidity
Nonoperating
95% relative (noncondensing) @ 30°C (86°F)
Operating wet bulb Not to exceed 33 °C (91.4 °F) (with diskette drive or
hard disk drive)
Shock
Operating
2.0 g, 11 msec, 1/2 sine
Packaged
Operational after 30-inch free fall (cosmetic damage
might occur)
Acoustic noise
< 50 dBA w/ two power supplies at 28 °C +/- 2 °C
< 55 dBA w/ three power supplies at 28 °C +/- 2 °C
Electrostatic
discharge (ESD)
Tested to 20 kilovolts (kV) per Intel environmental test
specifications; no component damage
AC Input Power
100-120 V
∼
100-120 V
∼
, 7.6 A, 50/60 Hz
200-240 V
∼
200-240 V
∼
, 3.8 A, 50/60 Hz
3424.boo Page 177 Wednesday, September 2, 1998 9:23 AM