
•
SRX3400 Services Gateway NEBS and ETSI Compliance on page 176
SRX3400 Services Gateway Cabinet Airflow Requirements
When you mount the services gateway in a cabinet, you must ensure that ventilation
through the cabinet is sufficient to prevent overheating. Following is a list of requirements
to consider when planning for chassis cooling:
•
Ensure that the cool air supply you provide through the cabinet can adequately dissipate
the thermal output of the services gateway.
•
Allow at least 3 in. (7.6 cm) of vertical clearance between the top and bottom of the
services gateway and other devices in the cabinet.
•
Ensure that the cabinet allows the chassis hot exhaust air to exit from the cabinet
without recirculating into the services gateway. An open cabinet (without a top or
doors) that employs hot air exhaust extraction from the top allows the best airflow
through the chassis.
•
Ensure that the cabinet provides at least 13 cm (5 in) of clearance on each side of the
chassis for cooling airflow.
•
If the cabinet contains a top or doors, you must provide perforations in these elements
to allow adequate airflow through the cabinet to dissipate the heat generated by all
of the devices in the cabinet.
•
Route and dress all cables to minimize the blockage of airflow to and from the chassis.
Related
Documentation
SRX3400 Services Gateway Environmental Specifications on page 179
•
•
Clearance Requirements for Airflow and Hardware Maintenance of the SRX3400
Services Gateway on page 42
•
SRX3400 Services Gateway Cabinet Size and Clearance Requirements on page 38
•
SRX3400 Services Gateway Rack Size and Strength Requirements on page 40
•
SRX3400 Services Gateway Spacing of Mounting Bracket Holes on page 41
SRX3400 Services Gateway Rack Requirements
The SRX3400 Services Gateway can be installed in a rack. Many types of racks are
acceptable, including four-post (telco) racks and open-frame racks. The rack requirements
are described in the following topics:
•
SRX3400 Services Gateway Rack Size and Strength Requirements on page 40
•
SRX3400 Services Gateway Spacing of Mounting Bracket Holes on page 41
•
Connecting the SRX3400 Services Gateway to the Building Structure on page 42
39
Copyright © 2013, Juniper Networks, Inc.
Chapter 3: Preparing the Site for SRX3400 Services Gateway Installation
Summary of Contents for SRX3400
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