H3C S6812 Series, Installation Manual

Page: 15 / 77

2-8
support the weight of the switch. For the position of mounting brackets and the distance between the
front and rear rack posts, see
Table2-2 .
Figure2-2 Rack-mounting procedure by using front mounting brackets
Figure2-3 Rack-mounting procedure by using rear mounting brackets or slide rails together
with front mounting brackets
NOTE:
If a rack shelf is available, you can put the switch on the rack shelf and slide the switch to a position
so that the mounting brackets make close contact with the front rack posts. Then use screws to
secure the mounting brackets to the rack.
Table2-2 Distance requirements between the front and rear rack posts
Installation method
Chassis
dimensions
Distance
between the
front and rear
rack posts
Rack requirements
Front mounting brackets
•
Height —44 mm
(1.73 in)/1 RU
•
Width —440 mm
(17.32 in)
•
Depth —376.2
mm (14.81 in)

360 mm
(14.17 in) for
the chassis

16.2 mm
(0.64 in) for
the fan tray
handle
N/A
•
A minimum of 130 mm
(5.12 in) between the
front rack post and the
front door
•
A minimum of 410 mm
(16.14 in) between the
front rack post and the
rear door
Front and rear mounting
brackets, with the rear
mounting brackets reaching
out of the chassis
• ≥ 377 mm
(14.84 in)
•
174 to 338
mm (6.85 to
13.31 in)
•
A minimum of 130 mm
(5.12 in) between the
front rack post and the
front door
•
A minimum of 153 mm
(6.02 in) between the
rear rack post and the
rear door
Front and rear mounting
brackets, with the rear
mounting brackets not
reaching out of the chassis
332 to 496 mm
(13.07 to 19.53 in)
•
A minimum of 130 mm
(5.12 in) between the
front rack post and the
front door
•
A minimum of 410 mm
(16.14 in) between the
front rack post and the
rear door
Front mounting brackets and
super-short slide rails (chassis
rails not reaching out of the
chassis)
357 to 465 mm
(14.06 to 18.31 in)
Front mounting brackets and
super-short slide rails (chassis
rails reaching out of the
464 to 572 mm
(18.27 to 22.52 in)
Attach the
mounting
brackets to the
chassis
Mount the switch
in the rack
Select the installation
position for front
mounting brackets
(power or port side)
Attach the
mounting
brackets to the
chassis
Select the
installation position
for shoulder screws
or chassis rails
Attach the rear
mounting
brackets or slide
rails to the rack
Select the installation
position for front
mounting brackets
(power or port side)
Mount the
switch in
the rack