Clearance required for
installing the chassis and
replacing the line cards
13Air exhaust to the hot
aisle for all modules and
power supplies
5
Width of the chassis plus
vertical mounting brackets
on each side
14No left-side clearance
required (no airflow on
left side)
6
Side clearance required by
the front of the chassis for
rotation of line card
handles (keep this area
clear of rack, cable
management, and other
components that can
prevent full rotation of the
ejector levers)
15Chassis width7
No right-side clearance
required (no airflow on
right side)
8
Hardware Installation Guide for Cisco NCS 5500 Series Modular Routers
30
Prepare for Installation
Clearance Requirements