Preparing for installation 45
Single-phase AC cabling for USA
When configured for 50-amp, single-phase power, the HP Disk Array
XP128 cabinet has two power cords and two main disconnect devices so
that AC power can be supplied from separate power distribution panels.
When configured for 30-amp, single-phase power, each HP Disk Array
XP128 cabinet has four power cords and four main disconnect devices.
Caution Trained service personnel should be present whenever the disk array is
being connected to a new power source for the first time.
Connecting the power supply cords
The HP Disk Array XP128 can be factory-configured for 50-amp or
30-amp, single-phase power.
50-amp, single-phase power
The 50-amp HP Disk Array XP128 cabinet has two power-supply cords
with attachment plug type Russellstoll 9P53U2 as shown in the figure
below. Be sure to install Russellstoll 9C53U2 or Russellstoll 9R53U2W
socket receptacles between the power distribution panel of the building and
the attachment plugs for the unit.
50 A50 A
Disk Array Cabinet
AC Power
Input Box
#1
AC Power
Input Box
#2
