Juniper QFX5100, Hardware Manual

Page: 69 / 256

CHAPTER 7
Rack and Cabinet Requirements
• Rack Requirements for a QFX5100 Switch on page 51
• Cabinet Requirements for a QFX5100 Switch on page 52
•
Clearance Requirements for Airflow and Hardware Maintenance for a QFX5100
Switch on page 53
Rack Requirements for a QFX5100 Switch
All product SKUs of QFX5100 switches are designed to be installed on four-post racks.
The QFX5100-96S can also be installed on two-post racks.
Rack requirements consist of:
•
Rack type
•
Mounting bracket hole spacing
• Rack size and strength
Table 16 on page 51 provides the rack requirements and specifications for the QFX5100
switch.
Table 16: Rack Requirements for the QFX5100 Switch
Guidelines Rack Requirement
Use a four-post rack that provides bracket holes or hole patterns spaced at 1 U (1.75 in. or 4.45 cm)
increments and that meets the size and strength requirements to support the weight.
A U is the standard rack unit defined in Cabinets, Racks, Panels, and Associated Equipment
(document number EIA-310–D) published by the Electronics Industry Association.
Rack type (all product
SKUs)
Use a two-post or four-post rack that provides bracket holes or hole patterns spaced at 1 U (1.75 in.
or 4.45 cm) increments and that meets the size and strength requirements to support the weight. Rack type (QFX5100-96S
only)
The holes in the mounting brackets are spaced at 1 U (1.75 in. or 4.45 cm), so that the switch can
be mounted in any rack that provides holes spaced at that distance. Mounting bracket hole
spacing (all product SKUs)
51 Copyright © 2014, Juniper Networks, Inc.