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Power Specifications and Requirements
This section describes the power specifications and requirements for the
Universal Storage Platform VM storage system:
• Power Specifications and Power Supplies
• Breaker Configurations
• Power Connection
• Input Voltage and Input Frequency
• Circuit Breakers and Plugs
Power Specifications and Power Supplies
Table 2-5 lists the power specifications for the Universal Storage Platform VM,
including inrush current, leakage current, input current, and steady current.
Figure 2-6 shows the locations of the power supplies.
Table 2-5 Current Specifications
Inrush Current
Power Supply
Location
Input
Power
1st
(0-p)
2nd
(0-p)
1st (0-p)
Time (-25%)
Leakage
Current
Input
Current
*1
Steady
Current
*2
DKCPS11,12 1-phase 10.5 A 7.0 A 0.2 ms 0.29 mA 5.6 A 2.8 A
DKCPS21,22 1-phase 10.5 A 7.0 A 0.2 ms 0.29 mA 5.6 A 2.8 A
DKUPSx-01,11,21,31 1-phase 12.5 A 5.0 A 0.2 ms 0.2 mA 2.4 A 1.2 A
DKUPSx-00,10,20,30 1-phase 12.5 A 5.0 A 0.2 ms 0.2 mA 2.4 A 1.2 A
Notes:
1. This is the maximum current when there is only one AC input power line (non-redundant
configuration).
2. This is the maximum current when there are two AC input power lines (redundant configuration).
Installation Requirements 2-13
Hitachi Universal Storage Platform VM Installation Planning Guide