Intel SGI Altix 450 - Manual (Page 179)

Power Specifications
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Power Specifications
Table A-6 shows the power specifications for the system.
Heat dissipation
Altix 450 29.86 kBTU/hr maximum (based on 8.75 kW)
Cooling requirement Ambient air cooling only
Air flow: intake (front),
exhaust (rear) Approximately 750 CFM (normal operation)
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)
Table A-6 Power Specifications
Feature Specification
Single-phase power requirements
Voltage
Frequency
Power
200-240V (180-254 VAC min/max)
50-60 Hz
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
Table A-5 Environmental Specifications (20U Rack) (continued)
Feature Specification