Hitachi Universal Storage Platform VM Installation Planning Manual page 38

•
Primary Rack – Power connection specifications
CB
CB
PDU
PDU
CB
CB
PDP1
• When connected correctly to the Power Distribution Panels
(PDP), in the event that one PDP fails, two PDUs will
continue to receive power and will supply sufficient power
to all components in the rack
• The power to the SBX-Chassis is supplied from the Control
Frame
2–22
Hitachi Universal Storage Platform VM Installation Planning Guide
CORRECT Power Connections to
Primary Rack
Primary Rack
DKU-R1
Disk Chass is
PS30 x 15 PS31
PS20 x 15 PS21
x 15
PS10 PS11
x 15
PS00 PS01
DKU-R0
Disk Chass is
x 15
PS30 PS31
x 15
PS20 PS21
x 15
PS10 PS11
x 15
PS00 PS01
SBX-Chassis
DKC
Cont rol F ram e
CL1 CL2
PS11 PS12 PS21 PS22
Connected to
AC Input Line
same PDP
Duplex Structure
Breaker
Figure 2-12: Direct Power Connection
Installation Requirements
INCORRECT Power Connections to
Primary Rack
Primary Rack
PS30
PS20
PS10
CB
CB
PS00
PS30
CB
CB
PS20
PS10
PDU PDU
PS00
PDU PDU
CB CB
CL1
PS11
CB CB
PDP2 PDP1
• When connected incorrectly to the PDPs, the failure of one
PDP will result in insufficient power being supplied to the
components in the rack.
DKU-R1
Disk Chassi s
x 15
PS31
x 15
PS21
x 15
PS11
CB
x 15
PS01
DKU-R0
Disk Chassi s
x 15
PS31
CB
x 15
PS21
x 15
PS11
PDU
x 15
PS01
PDU
SBX-Chassis
DKC
Co ntro l Fram e
CB
CL2
PS12 PS21 PS22
CB
PDP2