June 2007 Installing the Hardware 3
Items Required
In addition to the materials and components provided in the
OmniSwitch 6850 Series shipment, you must provide the
following items in order to complete this installation:
• Grounding wrist strap
• Phillips screwdriver
• Serial cable
• Rack mount screws, if applicable
Site Preparation
Environmental Requirements
OmniSwitch 6850 Series switches have the following environ-
mental and airflow requirements:
• The installation site must maintain a temperature
between 0° and 45° Celsius (32° and 113° Fahrenheit)
and not exceed 95 percent maximum humidity (non-
condensing) at any time.
• Be sure to allow adequate room for proper air
ventilation and access at the front, back, and sides of
the switch. No clearance is necessary at the top or
bottom of the chassis. Refer to page 6 for minimum
clearance requirements.
Electrical Requirements
OmniSwitch 6850 Series switches have the following general
electrical requirements:
• Each switch requires one grounded AC power source.
• Grounded AC power source must be 110V for North
American installations (220V international).
• Each supplied AC power cord is approximately 2
meters (6.5 feet) long. Do not use extension cords.
NEBS GR-1089 Compliance Requirements
The following notes and warnings apply to all NEBS
compliant platforms.
Grounding requirements: To ground the equipment prop-
erly, connect a Panduit Corporation UL listed Lug, P/N:
LCD8-10AL to the two threaded holes located on the rear of
each chassis and power supply module. All connections should
be made using 8AWG copper conductors.
Use Panduit Corporation, P/N: CT-940CH for crimping. (Each
Module must have its own grounding conductor.)
(GR-1089 requires treatment of ground connections and
painted surfaces as needed during installation.)
Installing the Hardware