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Requirements Specific to Perforated Cabinets
Rack Type
EIA (4-post)
Note
• Cisco MDS 9396T switches are compatible with Cisco racks (such as Cisco R42612) and PDUs.
• Optional jumper power cords are available for use in a cabinet.
Requirements Specific to Perforated Cabinets
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
• We recommend that the roof be perforated with at least 20 percent open area, unless the cabinet only
• We recommend an open or perforated cabinet floor to enhance cooling but it is not required.
Reference Perforated Cabinet
A perforated cabinet that conforms to the above requirements is available from Rittal Corporation:
Rittal Corporation
One Rittal Place
Springfield, OH 45504
Phone: (800) 477-4000
Cabinet P/N: Rittal 9969427
Cabinet description: PS-DK/OEM Cabinet Assembly, 1998 x 600 x 1000 (H x W x D) (42U)
Cisco MDS 9396T Multilayer Fabric Switch Hardware Installation Guide
18
• 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 installation with the Cisco
rack mounting kit.
• There should be a minimum of 2.5 in. (6.4 cm) of clear space between the side edge of the chassis
and the side wall of the cabinet. No sizable flow obstructions should be immediately in the way of
the chassis air intake or exhaust vents.
• The distance between the rear of the chassis and the perforated rear door of the cabinet (required
for airflow in the cabinet, if used) should be a minimum of 3.0 in. (7.6 cm).
• The airflow and cooling are adequate and there is sufficient clearance around the air vents on the
switch, as described in
installing the switch in an enclosed cabinet.
• No clearance is required between the chassis and the sides of the rack or cabinet (no side airflow).
• The rack meets the minimum rack load ratings per rack unit (RU) listed in the following table.
sq. in. of open area per rack unit of door height.
contains Cisco MDS 9396T switch, in which case the roof does not have to be perforated.
Technical
Specifications. This is particularly important to verify if you are
MDS 9396T
7.5 lb
General Requirements for Cabinets and Racks
Cabinet and Rack Installation
section, perforated
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