HP AlphaServer DS25 Manual de usuario Pagina 28
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QuickSpecs
hp AlphaServer DS25
hp AlphaStation DS25
DA-11432 North America — Version 6 — March 24, 2003 28
Technical Specifications
System Unit
ENVIRONMENTAL
Temperature
Operating (Tower, Rackmount)
50° to 95° F (10° to 35° C)
Non-operating
41° to 122° F (5° to 50° C)
Storage (60 days)
–40° to 151° F (–40 to 66° C)
Rate of change
20°F/hr (11°C/hr)
NOTE: Maximum operating temperature at sea level; reduce by 1.8°F (1°C) for
each 600m (2,000 ft) above sea level.
Humidity
Operating 20% to 90%, non-condensing
Non-operating 10% to 90%, non-condensing
Storage (60 days) 10% to 95%
Operating
82° F (28° C)
Non-operating
90° F (32° C)
Maximum Wet Bulb
Temperature
Storage (60 days)
115° F (46° C)
Heat Dissipation
Nominal Maximum
Tower
550W, 1,878 BTU/hr 780W, 2,664 BTU/hr
H9A10/H9A15 Cabinets
Configuration dependent
Air Flow and Quality
Intake location Front
Exhaust location Rear Tower, Pedestal, Rack; Rear/top
H9A10/H9A15
Particle size N/A
Concentration N/A
Altitude
Operating 10,000 f (3,037m)
(unpressurized)
Non-operating 40,000 ft (12,192m)
NOTE: Higher altitudes are possible if maximum operating temperature is
reduced (see Temperature); other restrictions may apply such as
maximum permissible altitude for hard drives.
ACOUSTICS
(Declared values per ISO 9296 and ISO 7779)
Acoustics
L
WAd,
B L
pAm,
dBA (bystander positions)
Idle 6.3 45
Operating 6.4 46
NOTE: Current values for specific configurations are available from HP, note
that 1 B = 10 dBA.
Vibration Operating 10-500 Hz 0.1 G peak
Shock
Operating 10G 11ms half-sine (pedestal)
5G 11ms half-sine (rack)
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