Chapter 2 ETERNUS DX Disk Storage System Installation
2.7 Circuit Protectors
ETERNUS DX80 S2/DX90 S2 Disk storage system User’s Guide -Site Planning-
Copyright 2013 FUJITSU LIMITED P3AM-4822-12ENZ0
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●For direct (no power distribution unit) connection
The following diagram shows a power supply connection example when no power distribution units are
used.
Figure 2.11 Example of a power supply connection without power distribution units
CAUTION
Do
•Only connect the ETERNUS DX Disk storage system to circuit protectors.
CE
DE #01
P
S
U
P
S
UDE #02
Line 0 Line 1
CP CP
ETERNUS DX Disk storage system
To power supply facility
To power supply facility
Distribution board
Distribution board
CP: Circuit Protector
PSU
PSU
PSU
PSU
PSU
PSU