Critical factors in intra-rack power distribution planning
for high-density systems
technology brief, 2
nd
edition
Abstract.............................................................................................................................................. 2
Introduction......................................................................................................................................... 2
Key factors of power distribution in high-density racks.............................................................................. 3
Power level and phase...................................................................................................................... 3
Connector types............................................................................................................................... 4
Power consumption .......................................................................................................................... 5
Space issues.................................................................................................................................... 6
Segmented power distribution ........................................................................................................... 7
Redundant power distribution ............................................................................................................ 8
Power circuit monitoring ................................................................................................................... 9
Other considerations ........................................................................................................................ 9
Sample power distribution solutions ..................................................................................................... 10
Rack configurations for distributing power to HP ProLiant c-Class servers .............................................. 10
Rack configurations for distributing power to HP ProLiant DL servers..................................................... 12
Conclusion........................................................................................................................................ 13
For more information.......................................................................................................................... 13
Call to action .................................................................................................................................... 13