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 power distribution unit (2U) connection
The following diagram shows a power supply connection example when a power distribution unit for DX80
S2/DX90 S2 (AC200-240V, 2U, Max 6 enclosures connection) or a power distribution unit for DX80 S2/DX90
S2 (AC200-240V, 2U, Max 8 enclosures connection) is used.
Figure 2.10 Example of a power supply connection using a power distribution unit (2U)
CP
Distribution
board
CE
DE #xx
...
Line 0
ETERNUS DX Disk storage system
To power supply facility
CP
Distribution
board
To power supply facility
DE #00
Power distribution unit
Line 1
CP: Circuit Protector
PSU
PSU
PSU
PSU
PSU
PSU
CP CP CP CP