Cisco UCS 6332 Hardware Installation Manual page 23

Installing the Cisco UCS 6300 Series Fabric Interconnect
The cabinet or rack must also meet the following requirements:
• The minimum vertical rack space per Cisco UCS 6332 chassis must be one RU (rack unit), equal to 1.75
• The minimum vertical rack space per Cisco UCS 6332 16-UP chassis must be one RU (rack unit), equal
• The minimum vertical rack space per Cisco UCS 6454 chassis must be one RU (rack unit), equal to 1.75
• The width between the rack-mounting rails must be at least 17.72 in. (45.0 cm) if the rear of the chassis
• For four-post EIA cabinets (perforated):
Requirements Specific to Perforated Cabinets
A perforated cabinet is defined here as a cabinet with perforated front and rear doors and solid side walls. In
addition to the requirements listed in the
cabinets must meet the following requirements:
• The front and rear doors must have at least a 60 percent open area perforation pattern, with at least 15
• The roof should be perforated with at least a 20 percent open area.
• The cabinet floor should be open or perforated to enhance cooling.
The Cisco R Series racks meet or exceed all these requirements.
Requirements Specific to Standard Open Racks
In addition to the requirements listed in the
mounting the chassis in an open rack (no side panels or doors), the minimum vertical rack space per chassis
must be one RU (rack unit), equal to 1.75 in. (4.4 cm).
The Cisco R Series racks meet or exceed all these requirements.
in. (4.4 cm).
to 1.75 in. (4.4 cm).
in. (4.4 cm).
is not attached to the rack. For four-post EIA racks, this is the distance between the two front rails.
• The minimum spacing for the bend radius for fiber-optic cables should have the front-mounting
rails of the cabinet offset from the front door by a minimum of 3 in. (7.6 cm), and a minimum of 5
in. (12.7 cm) if cable management brackets are installed on the front of the chassis.
• The distance between the outside face of the front mounting rail and the outside face of the back
mounting rail should be 23.5 to 34.0 in. (59.7 to 86.4 cm) to allow for rear-bracket installation.
• A minimum of 2.5 in. (6.4 cm) of clear space should exist between the side edge of the chassis and
the side wall of the cabinet. No sizeable flow obstructions should be immediately in the way of
chassis air intake or exhaust vents.
Note Optional jumper power cords are available for use in a cabinet.
square inches of open area per rack unit of door height.
General Requirements for Cabinets and Racks, on page
General Requirements for Cabinets and Racks, on page
Cisco UCS 6300 Series Fabric Interconnect Hardware Installation Guide
Requirements Specific to Perforated Cabinets
20, perforated
20, if
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