Fujitsu ETERNUS AF S3 Series - Figure 6 System Configuration Example (Power Synchronization with Three or more Server UPS Units)

1. Overview
System Configuration
FUJITSU Storage ETERNUS AF, ETERNUS DX Configuration Guide (Power Synchronized Unit)
Copyright 2019 FUJITSU LIMITED P3AM-8012-14ENZ0
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■ Power synchronization with three or more server UPS units
The following configuration is an example of power synchronization with three or more server UPS units.
Up to 16 server UPS units can be connected by using optional AC sensor units. By cascading two power synchro-
nized units, up to eight ETERNUS DX/AF storage systems can be connected.
Figure 6 System configuration example (power synchronization with three or more server UPS units)
Server#0
Server#1 Server#3 -
Server#2
CASCADE
AC SENSOR
Power synchronized unit#1 (*2)
#0 #1 #2 #3
SENSOR#0 SENSOR#1
AC SENSOR
AC sensor unit#0
AC sensor unit#1
PWC
~
~
Power synchronized unit#0
#0 #1 #2 #3
UPS unit for
Server#1
UPS unit for
Server#0
UPS unit for
Server#3 -
UPS unit for
Server#2
*1: Do not attach a termination resistor to
the branch connector on the AC sensor unit.
*2: For a cascade connection, do not connect
the server UPS unit to power synchronized
unit#1.
(*1)
ETERNUS DX/AF
#0
PWC
ETERNUS DX/AF
#1
PWC
ETERNUS DX/AF
#2
PWC
ETERNUS DX/AF
#3
PWC
ETERNUS DX/AF
#4
PWC
ETERNUS DX/AF
#5
PWC
ETERNUS DX/AF
#6
PWC
ETERNUS DX/AF
#7
PWC
PWC
Cascade cable
AC sensor port connection cable
RS232C cable
Provided cables are indicated by solid lines.
Optional cables that can be added are indicated by dotted lines.
Power cord (for AC sensor)
Power cord (for AC power input)