General Grounding Requirements; Ground Conductor - Avaya Aura G450 Installation, Quick Start

Ground
To assure safe installation and operation, carefully read all requirements, recommendations,
and instructions. Pay special attention to all WARNING, and DANGER statements.
!
WARNING:
System grounding must comply with the general rules for grounding provided in
WARNING:
Article 250 of the National Electrical Code (NEC), National Fire Protection Agency
(NFPA) 70, or the applicable electrical code in the country of installation.

General grounding requirements

Two safety grounds are required to ensure safe operation of the Communication Manager
Branch G450 Media Gateway Media Gateway: the ground conductor that is part of the AC
power cord and the field-installed green/yellow conductor referred to as the Supplementary
Ground Conductor. Both safety grounds must be connected to an approved ground. If a power
cord accompanies the Communication Manager Branch G450 Media Gateway, use that cord
whenever possible.
Installation location
The customer must select a location for the Communication Manager Branch G450 Media
Gateway installation that is no more than 25 feet (7.6 m) from an approved ground or close
enough for use with the supplied secondary grounding conductor. If this location requirement is
not met, the customer must contact a licensed electrician to install a Supplementary Ground
Conductor per Article 250 of the National Electrical Code (NEC).
!
WARNING:
If the installation location is greater than the length of the supplied secondary
WARNING:
grounding conductor from an approved ground, do not install the Communication
Manager Branch G450 Media Gateway until a licensed electrician is present to
install a Supplementary Ground Conductor.

Ground conductor

A Supplementary Ground Conductor is provided with the equipment, and is constructed of 10
AWG (4.0 mm
#8 (M4) stud/screw on the rear of the Communication Manager Branch G450 Media Gateway
chassis.
12 Communication Manager Branch G450 Media Gateway Installation Quick Start
2
) wire, with an insulated ring terminal crimped to one end that is suitable for the