Clearance Requirements
l Consider cooling requirements for additional shelves for future expansion of the
system.
l Every shelf should be mounted to the rack independently after fitting the mounting
brackets.
These figures and table provide details of the clearance needed to install and service the
HD shelves.
Figure 51: SH12
Figure 52: SH4R, SH4R-2, and SH1R
This table provides measurements for A and B in the above figures.
Distance in 19-inch, 23-inch, or ETSI rack configuration SH12 SH4R
1
SH4R-2
1
SH1R
1
SH1R
2
From front of cabinet/open rack limit to post front side (A) 50 mm 100 mm 100 mm 100 mm 235 mm
From post front side to front of traffic modules (B) 24 mm –4 mm –13 mm –7 mm 130 mm
1
Four-post rack
2
Two-post rack
FSP 3000R7 High-Density Subshelf Guide - R17.2 - Issue:B 198