Juniper SRX220, Руководство по оборудованию

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Related
Documentation
General Site Guidelines for Installing the SRX220 Services Gateway on page 29
•
•
SRX220 Services Gateway Rack Requirements on page 32
•
Clearance Requirements for Airflow and Hardware Maintenance of the SRX220 Services
Gateway on page 33
SRX220 Services Gateway Rack Requirements
The services gateway can be installed in a rack. Many types of racks are acceptable,
including front-mount racks and four-post (telco) racks.
NOTE: The services gateway cannot be center-mounted in racks.
Table 15 on page 32 provides the details on rack size, clearance, and airflow requirements.
Table 15: Rack Requirements for the Services Gateway
Specifications Rack Requirements
A 19 in. (48.3 cm) rack as defined in Cabinets, Racks, Panels, and
Associated Equipment (document number EIA-310-D) published by the
Electronics Industry Association (
http://www.eia.org
).
Rack size
• The outer edges of the mounting brackets extend the width the chassis
to 19 in. (48.3 cm).
• The front of the chassis extends approximately 0.5 in. (1.27 cm) beyond
the mounting brackets.
• The maximum permissible ambient temperature is 40°C.
Rack requirements
• The holes within each rack set are spaced at 1 U (1.75 in. [4.5 cm]).
The device can be mounted in any rack that provides holes or hole
patterns spaced at 1-U (1.75 in. [4.5 cm]) increments.
•
The mounting brackets and front-mount flanges used to attach the
chassis to a rack are designed to fasten to holes spaced at rack
distances of 1 U (1.75 in.).
• The mounting holes in the mounting brackets provided with the device
are spaced 1.25 in. (3.2 cm) apart (top and bottom mounting holes).
Spacing of mounting
bracket and flange
holes
Always secure the rack in which you are installing the services gateway
to the structure of the building. If your geographical area is subject to
earthquakes, bolt the rack to the floor. For maximum stability, also secure
the rack to ceiling brackets. Connecting to the
building structure
Related
Documentation
General Site Guidelines for Installing the SRX220 Services Gateway on page 29
•
•
SRX220 Services Gateway Cabinet Requirements on page 31
•
Clearance Requirements for Airflow and Hardware Maintenance of the SRX220 Services
Gateway on page 33
Copyright © 2016, Juniper Networks, Inc. 32
SRX220 Services Gateway Hardware Guide for H Model Numbers