HP Surestore Disk Array 12h - And FC60 Advanced User's Manual page 151

The following tables show recommended PDU/PDRU combinations for one or more
components in a rack. Data assumes 220V AC nominal power and redundant PDU/PDRUs.
For nonredundant configurations, divide the number of recommended PDU/PDRUs by 2.
Table 18
Recommended PDU/PDRUs for HP Legacy Racks
Number of
Components 1.1-meter (21 U) Rack
1 – 4 Two 3-foot/16-amp PDUs*
or
Two 19-inch/16-amp PDUs
5 – 8 NA**
9 – 10 NA**
* Supports cabinet on/off switch.
** Rack height does not allow additional enclosures.
Table 19
Recommended PDU/PDRUs for HP System/E Racks
Number of
Enclosures 1.25-meter (25 U) Rack
1 – 4
Two 19-inch/16-amp PDUs
5 – 8 NA**
9 – 11 NA**
* Supports the cabinet on/off switch option.
** Rack height does not allow additional enclosures.
1.6-meter (32 U) Rack
Two 5-foot/16-amp PDUs*
or
Two 19-inch/16-amp PDUs
Two 19-inch/30-amp PDRUs
NA**
1.6-meter (33 U) Rack
or
Two 19-inch/30-amp PDRUs*
Two 19-inch/30-amp PDRUs*
NA**
Power Distribution Units (PDU/PDRU)
2.0-meter (41 U) Rack
Four 19-inch/30-amp PDRUs
2.0-meter (41 U) Rack
4 19-inch/30-amp PDRUs
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