Install Guide

Site preparations
The S3048ON is suitable for installation as part of a common bond network (CBN).
You can install the switch in:
Network telecommunication facilities
Data centers
Other locations where the National Electric Code (NEC) applies
For more information about S3048ON specifications, see Specifications.
NOTE: Install the S3048ON switch into a rack or cabinet before installing any optional components.
Topics:
Site selection
Cabinet placement
Rack mounting
Switch ground
Fans and airflow
Power
Storing components
Site selection
Install Dell EMC equipment in restricted access areas.
A restricted access area is one in which service personnel can only gain access using a special tool, lock, key or other means of
security. Also, access is controlled by the authority responsible for the location.
Ensure that the area where you install your S3048ON switch meets the following safety requirements:
Near an adequate power source. Connect the switch to the appropriate branch circuit protection as defined by your local
electrical codes.
Environmental temperature range is from 32° to 113°F (from 0° to 45°C).
The switch operating ambient temperature range is from 10° to 35°C (from 50° to 95°F).
Operating humidity is from 5 to 85 percent noncondensing.
Storage humidity is from 5 to 95 percent noncondensing.
In a dry, clean, well-ventilated and temperature-controlled room, away from heat sources such as hot air vents or direct
sunlight.
Away from sources of severe electromagnetic noise.
Positioned in a rack or cabinet, or on a desktop with adequate space in the front, rear, and sides for proper ventilation and
access.
Cabinet placement
Install the S3048ON only in indoor cabinets designed for use in a controlled environment.
Do not install the S3048ON in outside cabinets. For cabinet placement requirements, see Site Selection.
The cabinet must meet minimum size requirements. Airflow must be in accordance with the Electronic Industries Alliance (EIA)
standard. Ensure that there is a minimum of 5 inches (12.7 cm) between the intake and exhaust vents and the cabinet wall.
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10 Site preparations