HP BladeSystem p-Class 1U manual Technology brief

The HP BladeSystem p-Class 1U power enclosure: hot-plug, redundant power for a server blade enclosure

technology brief

Abstract	3
Introduction	3
Components of the enclosure	3
Hot-plug, redundant power supplies	3
Redundant AC power	4
Hot-plug power management module	5
Features of the enclosure	5
Bi-directional electronic e-fuse	5
Power zones	5
Firmware in mixed environments	6
Dynamic power saver	7
Redundancy with dynamic power saver	7
Enabling dynamic power saver	8
Serial port	8
Remote access to the serial port	10
Efficient cabling	10
Management link cable	11
Power distribution unit cables	11
Infrastructure configurations	12
Using PDUs with the 1U power enclosure	13
Redundancy	13
Maximum rated VA capacity	13
Number of PDU outlets	13
Three-phase input	13
Dynamic power saver and three-phase input PDUs	13
Standard configurations	15
Using ProLiant BL35p server blades	15
Using ProLiant BL30p server blades	16
Using ProLiant BL20p server blades	17
Risks associated with extreme density	18
Supported configurations for the S348 Monitored PDU and S332 Monitored PDU	18
North America/Japan	18