Power Specifications

Table A-5

Environmental Specifications (20U Rack) (continued)

 

 

 

Feature

 

Specification

 

 

 

Heat dissipation

 

 

Altix 450

 

29.86 kBTU/hr maximum (based on 8.75 kW)

Cooling requirement

Ambient air cooling only

Air flow: intake (front),

Approximately 750 CFM (normal operation)

exhaust (rear)

 

 

Maximum altitude

10,000 ft. (3,049 m) operating

 

 

40,000 ft. (12,195 m) non-operating

Acoustical noise level

Less than 65 dBa maximum (with doors)

 

 

 

Power Specifications

Table A-6 shows the power specifications for the system.

Table A-6

Power Specifications

 

 

 

 

Feature

 

Specification

 

 

Single-phase power requirements

 

Voltage

 

200-240V (180-254 VAC min/max)

Frequency

 

50-60 Hz

Power

 

17.5 kW max per tall rack

 

 

8.75 kW max per short rack

Hold-up time

 

16 ms

Total harmonic distortion

Less than 10% at full load

 

 

 

007-4857-002

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Image 179
Intel SGI Altix 450 manual Power Specifications, Table A-6 shows the power specifications for the system