Dual Power Feed - Fujitsu M10 Installation Manual

Figure 2-17 Power supply system with redundant power supply connections
*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
2.8.2

Dual power feed

Dual power feed is an option for receiving power feeds from two external power
supplies. If a failure occurs in one external power supply, the system can still
continue to operate with the external power supply on the other system.
Figure
power feed.
For dual system connections, connect the power cords to the input power supplies on
(expansion rack)
CB
CB
CB
CB
CB
CB
CB
CB
2-27.
2-18, Figure 2-19, and
(*1)
PDU#1
(*1)
PDU#1
(*1)
PDU#1
(*1)
PDU#1
(*2)
PDU#0
(*2)
PDU#0
(*2)
PDU#0
(*2)
PDU#0
Figure 2-20 show power supply systems with dual
Chapter 2 Planning and Preparing for System Installation
(*3)
AC3
(*3)
AC2
(*3)
AC1
(*3)
AC0
(*3)
AC3
(*3)
AC2
(*3)
AC1
(*3)
AC0
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