Figure 2-23 Power supply system with three-phase power feed (expansion rack:
single power feed)
CB
CB
CB
CB
CB
CB
*1 For expansion rack 2, use PDU#3.
*2 For expansion rack 2, use PDU#2.
*3 Each PDU outlet is connected to the power cord shown in the figure. The system consumes no power when
there is no device connected to the PDU outlets. For the wiring of power cords within the expansion rack, see
Figure
2-28.
(*1)
PDU#1
AC2
(*1)
PDU#1
AC1
(*1)
PDU#1
AC0
(*2)
PDU#0
AC2
(*2)
PDU#0
AC1
(*2)
PDU#0
AC0
Chapter 2 Planning and Preparing for System Installation
(*3)
(*3)
(*3)
(*3)
(*3)
(*3)
49