Figure 18 Ac Cable Connection - Fujitsu ETERNUS AF250 S2 Site Planning Manual

2. Rack Installation Specifications
Rack Installation Requirements
■
Connection Method When Multiple Racks Are Installed
When connecting the power cords (AC cables) of the enclosures to the power distribution units, make sure to
secure the necessary number of power outlets within the same rack. Avoid exceeding the power cord length and
connecting power cords to different racks.

Figure 18 AC Cable Connection

Base rack (rear)
AC cable
:
CE: Controller Enclosure
DE: Drive Enclosure
PDU: Power Distribution Unit
This section explains the requirements for connecting a power distribution unit with the ETERNUS AF.
●
Power Distribution Units (2U, 16 Outlets, 24A)
• When connecting, keep the current capacity totaling the current consumption value of power cords that con-
nect to outlets OUT1 to OUT8 within 24A for each power distribution unit.
• When connecting, keep the current capacity totaling the current consumption value of power cords that con-
nect to outlets OUT1 to OUT4 and the current capacity totaling the current consumption value of power cords
that connect to outlets OUT5 to OUT8 within 12A for each power distribution unit.
• When connecting a new enclosure, if the current capacity totaling the current consumption value of power
cords that connect to outlets OUT1 to OUT4 exceeds 12A, connect to OUT5.
When the current capacity totaling the current consumption value of power cords that connect to outlets OUT5
to OUT8 exceeds 12A, connect to the next power distribution unit.
●
Power Distribution Units (2U, 16 Outlets, 16A)
When connecting, keep the current capacity totaling the current consumption value of power cords that con-
•
nect to outlets OUT1 to OUT8 within 16A for each power distribution unit.
When connecting, keep the current capacity totaling the current consumption value of power cords that con-
•
nect to outlets OUT1 to OUT4 and the current capacity totaling the current consumption value of power cords
that connect to outlets OUT5 to OUT8 within 8A for each power distribution unit.
CE
PDU
FUJITSU Storage ETERNUS AF250 S2, ETERNUS AF250 All-Flash Arrays Site Planning Guide
Copyright 2021 FUJITSU LIMITED
Expansion rack
DE
33
P3AG-1812-06ENZ0