HP ProLiant DL580 Setup And Installation Manual page 225

Regulatory Compliance Notices
The power cord must be rated for the product and for the voltage and current marked
on the product's electrical ratings label. The voltage and current rating of the cord
should be greater than the voltage and current rating marked on the product. In
addition, the diameter of the wire must be a minimum of 1.00 mm² or 18AWG, and
the length of the cord must be between 6 feet (1.8 m) and 12 feet (3.6 m). If you have
questions about the type of power cord to use, contact your authorized service
provider.
Route power cords so that they will not be walked on, or pinched by, items placed
upon them or against them. Pay particular attention to the plug, electrical outlet, and
the point where the cords exit from the product.
HP ProLiant DL580 Generation 2 Server Setup and Installation Guide A-9