Maximum Peak Inrush And Crest Factor - HP StorageWorks XP1024 Manual

Maximum peak inrush and crest factor

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The table below shows the maximum peak inrush currents for the HP Disk
Array XP1024 DKC and DKUs.
Cabinet
DKC
DKU
1. The 40-amp power configuration is single-phase only.
2. The 50-amp power configuration is single-phase only.
3. The 60-amp power configuration is three-phase only.
4. First DKU (R1) only. This value includes the current drawn by
the DKC in this configuration.
5. R2, L1, and L2 DKUs.
The table below shows the crest factors for the HP Disk Array XP1024.
Cabinet Single-Phase Three-Phase
DKC
DKU
If you intend to use HP Disk Array XP512 DKUs with your HP XP1024
Disk Array, see the HP StorageWorks Disk Array XP512 Site Preparation
Guide for peak-inrush and crest-factor information for these DKUs.
HP StorageWorks Disk Array XP1024: Site Preparation Guide
Power Single-Phase
30-amp
40-amp
30-amp
50-amp
60-amp
2.02 1.88
1.65 1.54
Three-Phase
25 A 30 A
67 A
N/A
33 A 79 A
53 A
N/A
3
N/A 99 A
40 A
1
2
4
5