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Chapter 2 ETERNUS DX Disk Storage System Installation
2.6 Circuit Protectors
ETERNUS DX60 S2 Disk storage system User’s Guide -Site Planning-
36
Copyright 2012 FUJITSU LIMITED P3AM-5492-04ENZ0
2.6 Circuit Protectors
Protection coordination must be secured between the distribution board circuit protectors and the
ETERNUS DX Disk storage system or power distribution units to protect the ETERNUS DX Disk
storage system by blocking the failed circuit immediately when a power supply input error occurs.
Distribution board circuit protectors must satisfy the following required conditions and breaking
characteristics.
2.6.1 Required Conditions
The distribution board circuit protectors must satisfy the required conditions that are listed in
Table 2.9
.
Table 2.9 Required conditions for distribution board circuit protectors
Connected device
Power supply
voltage
Current capacity
Regions other
than EMEA&I
EMEA&I
region
Power distribution unit for DX60 S2 (AC200-
240V, 1U, Max 2 enclosures connection)
AC200 – 240V 15A —
Power distribution unit for DX60 S2 (AC200-
240V, 2U, Max 6 enclosures connection)
AC200 – 240V 20A —
Power distribution unit for DX60 S2 (AC200-
240V, 2U, Max 8 enclosures connection)
AC200 – 240V 30A —
ETERNUS DX Disk storage system
(without power distribution units)
AC100
– 120V
AC200 – 240V
15A 16A