H3C S9825 Series, Manual, Page: 10 / 34

2-9
Switch model
Installation
method Chassis
dimensions
Requirements
for the distance
between the
front and rear
rack posts
Rack depth
requirements
D (provided) (17.32 in)
•
Depth —691 mm
(27.20 in)

660 mm
(25.98 in) for
the chassis

31 mm (1.22
in) for the fan
tray handles
(recommended)
•
A minimum of
130 mm (5.12 in)
between the front
rack post and the
front door.
•
A minimum of
750 mm (29.53
in) between the
front rack post
and the rear
door.
IMPORTANT:
To reserve enough cabling space and close the rack door easily, make sure the rack meets the
depth requirements.
Installation accessories
Table2-3 Installation accessories for rack-mounting the switch
Switch model
Mounting brackets
(provided)
Rack mounting rail kit
Rack mounting
rail kit part No.
S9855-48CD8D
S9855-24B8D
1U high, one pair. See
Figure2-6 .
1U high, including one pair of short
slide rails and one pair of chassis
rails (provided). See
Figure2-8
2150A05D
S9825-64D
2U high, one pair. See
Figure2-7 .
2U high, including one pair of
bottom support rails (optional). See
Figure2-9 .
N/A
Figure2-6 Mounting brackets provided with the S9855-48CD8D and S9855-24B8D switches