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2-8
Figure2-4 S9855-48CD8D/S9855-24B8D switch dimensions with mounting brackets installed
at the port side
(1) Fan tray handle
(2) Mounting bracket
Figure2-5 S9855-48CD8D and S9855-24B8D switch dimensions with mounting brackets
installed at the power supply side
(1) Fan tray handle
(2) Mounting bracket
Rack requirements
To mount the switch in a 19-inch rack, make sure the rack meets the requirements in
Table2-2 Rack requirements
Switch model
Installation
method
Chassis
dimensions
Requirements
for the distance
between the
front and rear
rack posts
Rack depth
requirements
S9825-64D
Bottom
support rails
(optional)
•
Height
—175
mm (6.89 in)/4
RU
•
Width
—440 mm
(17.32 in)
•
Depth
—810 mm
(31.89 in)
760 mm
(29.92 in) for
the chassis
50 mm (1.97
in) for the fan
tray handles
630 to 900 mm
(24.80 to 35.43 in)
•
A minimum of
1000 mm (39.37
in) in depth
(recommended)
•
A minimum of
130 mm (5.12 in)
between the front
rack post and the
front door.
•
A minimum of
850 mm (33.46
in) between the
front rack post
and the rear
door.
•
S9855-48CD
8D
•
S9855-24B8
Mounting
brackets and
short slide rails
•
Height
—44 mm
(1.73 in)/4 RU
•
Width
—440 mm
472 to 828 mm
(18.58 to 32.60 in)
•
A minimum of
1000 mm (39.37
in) in depth