Cisco Nexus 7000 Series Hardware Installation And Reference Manual page 207

Technical Specifications
6 Air intake from cold aisle for the supervisor,
fabric, and I/O modules
7 Air exhaust to hot aisle for power supplies
8 Air exhaust to hot aisle for the supervisor, fabric,
and I/O modules
For two-post rack installations with center-mount brackets, the chassis requires the following clearances (see
Figure 137: Clearances Required for a Center-Mounted Cisco Nexus 7009 Chassis in a Two-Post Rack, on
page 196):
• Front clearance of 37 inches (94.0 cm) for both of the following:
Note
You might need to increase the maintenance area to accommodate a wide mechanical lift used to move the
chassis to or from the rack.
• Rear clearance of 26 inches (66.0 cm) behind the chassis for cable management and for replacing the
fan modules and power supplies.
• Side clearance of 11 inches (27.9 cm) for airflow on each side of the chassis.
• Cabling area of 13.5 inches (34.3 cm) between the front of the posts (posts are 6 inches (15.2 cm)
behind the front of the chassis)
• Maintenance area of 26 inches (66.0 cm) in front of the cabling area for installing the chassis and
replacing modules.
14 Chassis depth
15 Clearance required between the front of the
chassis and edge of cold aisle for the cable
management frames and the optional front doors
16 Front clearance required for installing the
chassis and replacing the modules
Cisco Nexus 7000 Series Hardware Installation and Reference Guide
Cisco Nexus 7009 Chassis Clearances
195