Figure 37 Power Distribution Unit (Horizontal Type) Installation Example - Fujitsu ETERNUS DX8100 S3 Site Planning Manual

2. Rack Installation Specifications
Rack Installation Requirements
When connecting a new enclosure, if the total current consumption of power cords that connect to outlets
•
OUT1 to OUT4 exceeds 12A, connect to OUT5.
When the total current consumption of power cords that connect to outlets OUT5 to OUT8 exceeds 12A, con-
nect to the next power distribution unit.
For details on the current consumption of each power cord for each type of enclosure, refer to
Specifications" (page
The following figure shows an example when one frontend enclosure, two controller enclosures and four drive
•
enclosures are installed.

Figure 37 Power Distribution Unit (Horizontal Type) Installation Example

DE#3
DE#2
CE#1
DE#1
DE#0
CE#0
FE
PDU#3
PDU#2
PDU#1
PDU#0
• For the following combinations, the total current consumption of outlets OUT1 to OUT4 or the total current
consumption of outlets OUT5 to OUT8 exceeds 12A and then the connection fails.
Connection enclosures
CE
CE
CE
CE
CE
FUJITSU Storage ETERNUS DX8100 S3/DX8700 S3/DX8900 S3 Hybrid Storage Systems Site Planning Guide
38).
PDU number
PDU#3
PDU#2
PDU#1
PDU#0
CE CE
CE CE
CE CE
CE DE
DE DE
56
Copyright 2020 FUJITSU LIMITED
PDU outlets number
OUT1 OUT2 OUT3 OUT4
DE#3
DE#3
FE FE CE#0 DE#0
FE FE CE#0 DE#0
Total current is within 12A
Connect to the outlets using the connection order
which is the same as the installation order in the rack.
CE
—
DE
DE
DE
"Outlet/Socket
OUT5 OUT6 OUT7 OUT8
DE#1 CE#1 DE#2
DE#1 CE#1 DE#2
Total current is within 12A
Since the rated current has been
exceeded, the same connection
is not available. Connect to
the next power distribution unit.
Current consumption
(total for OUT1 to OUT4
or OUT5 to OUT8)
18.4A
13.8A
16.5A
14.6A
12.7A
P3AM-9422-13ENZ0