H3C S6812 Series Installation Manual page 15

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
Select the installation
position for front
mounting brackets
(power or port side)
Figure2-3 Rack-mounting procedure by using rear mounting brackets or slide rails together
with front mounting brackets
Select the installation
position for front
mounting brackets
(power or port side)
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
Front mounting brackets
Front and rear mounting
brackets, with the rear
mounting brackets reaching
out of the chassis
Front and rear mounting
brackets, with the rear
mounting brackets not
reaching out of the chassis
Front mounting brackets and
super-short slide rails (chassis
rails not reaching out of the
chassis)
Front mounting brackets and
super-short slide rails (chassis
rails reaching out of the
Attach the
mounting
Mount the switch
brackets to the
chassis
Attach the
mounting
installation position
brackets to the
for shoulder screws
chassis
or chassis rails
Chassis
dimensions
•
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
2-8
in the rack
Attach the rear
Select the
brackets or slide
rails to the rack
Distance
between the
front and rear
rack posts
N/A
• ≥ 377 mm
(14.84 in)
•
174 to 338
mm (6.85 to
13.31 in)
332 to 496 mm
(13.07 to 19.53 in)
357 to 465 mm
(14.06 to 18.31 in)
464 to 572 mm
(18.27 to 22.52 in)
Mount the
mounting
switch in
the rack
Rack requirements
•
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
•
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
•
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