Site Preparation Guide, Eighth Edition - Superdome HP 9000 Systems

Chapter 1
System Specifications
Electrical Specifications
28
System Power Requirements
Table 1-9 and Table 1-10 list the AC power requirements for a Superdome. These tables provide information
to help determine the amount of AC power needed for your computer room.
WARNING Beware of shock hazard. When connecting or removing input power wiring, always
connect the ground wire first and disconnect the ground wire last.
Component Power Requirements
Table 1-9 and Table 1-10 list the AC power requirements for a Superdome. These tables provide information
to help determine the amount of AC power needed for your computer room.
Table 1-9 Power Requirements (without Support Management Station)
Requirements Value Comments
Nominal input voltage 200/208/220/230/240 VAC
Input voltage range (minimum - maximum) 200 - 240 VAC Autoselecting (measured at
input terminals)
Frequency 50/60 Hz
Number of phases 3
Maximum inrush current 90 A peak
Product Label maximum current, 3-phase,
4-wire
44 A max Per phase at 200-240VAC
Product Label maximum current, 3-phase,
5-wire
24 A max Per phase at 200-240VAC
Power factor correction 0.95 minimum
Ground leakage current (mA) > 3.5 ma See WARNING below.
Table 1-10 Component Power Requirements (without Support Management
Station)
Power Required (50/ 60 Hz) VA
Maximum configuration Superdome (32-Way)
12,196
a,b
a. A number that should be used for planning to allow for enough power to
upgrade through the life of the system.
b. Use Appendix A to determine the actual values required for your system.
Cell Board 900
I/O Cardcage 500