Hitachi Universal Storage Platform VM Installation Planning Manual page 47

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Primary Rack – Power connection specifications
Do NOT connect both power supplies of a Control Frame cluster (i.e. CL1) to
the same PDU. Doing this will eliminate the power redundancy configuration
and will result in the Control Frame losing all power if one PDU fails.
Figure 2-20: Primary Rack - Power Connection Specifications
Installation Requirements
Hitachi Universal Storage Platform VM Installation Planning Guide
INCORRECT Power Cabling to the Control Frame
within the Primary Rack
Primary Rack
DKU-R1
D isk Chassis
PS30 x 15
PS20 x 15
PS10 x 15
CB
x 15
PS00
DKU-R0
D isk Chassis
x 15
PS30
CB
x 15
PS20
x 15
PS10
PDU
x 15
PS00
PDU
SBX-Chassis
DKC
C ontrol F rame
CB
CL1 CL2
PS11 PS12 PS21 PS22
CB
Connected to
AC Input Line
same PDP
Duplex Structure
PDP1
Breaker
PS31
PS21
PS11
CB
PS01
PS31
CB
PS21
PS11
PDU
PS01
PDU
CB
CB
PDP2
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