Grounding For Ac Power; Supplying Power To The Unit - ADTRAN Total Access 908e Hardware Installation Manual

Total Access 900e Series Hardware Installation Guide
The supplemental grounding conductor shall be connected to the equipment using a number 8 ring terminal
and should be fastened to the grounding lug provided on the rear panel of the equipment. The ring terminal
should be installed using the appropriate crimping tool (AMP P/N 59250 T-EAD Crimping Tool or
equivalent).

Grounding for AC Power

The attachment-plug receptacles in the vicinity of the product or system are all to be of a grounding type,
and the equipment grounding conductors serving these receptacles are to be connected to earth ground at
the service equipment.

Supplying Power to the Unit

As shipped, each Total Access 900e Series product is set to factory default conditions. After installing the
unit, the Total Access 900e Series product is ready for power up. To power the unit, ensure that the unit is
properly connected to an appropriate power source (as outlined in the sections below).
The Total Access 900e Series comes equipped with a 120 VAC, 60 Hz power supply. The maximum power
consumption is 110 W. A grounded, three-plug detachable cable is included with the shipment.
• In addition to the equipment earthing conductor in the power supply cord, a
supplementary equipment earthing conductor is to be installed between the system and
earth.
• The supplemental earthing conductor shall be connected to the equipment using a
number 8 ring terminal and should be fastened to the grounding lug provided on the
rear panel of the equipment. The ring terminal should be installed using the
appropriate crimping tool (AMP P/N 59250 T-EAD Crimping Tool or equivalent).
• The supplementary equipment earthing conductor must not be smaller in size than
cross-sectional area of not less than 2.5 mm
supplementary equipment earthing conductor is to be connected to the product at the
terminal provided, and connected to earth in a manner that will retain the earth
connection when the power supply cord is unplugged. The connection to earth of the
supplementary earthing conductor must be in compliance with the appropriate rules for
terminating bonding jumpers in Part K of Article 250 of the National Electrical Code,
ANSI/NFPA 70, and Article 10 of Part 1 of the Canadian Electrical Code, Part 1,
C22.1. Termination of the supplementary earthing conductor is permitted to be made
to building steel, to a metal electrical raceway system, or to any earthed item that is
permanently and reliably connected to the electrical service equipment earthed.
• Bare, covered, or insulated earthing conductors are acceptable. A covered or insulated
conductor must have a continuous outer finish that is either green, or green with one
or more yellow stripes.
• A readily accessible disconnect device, that is suitably approved and rated, shall be
incorporated in the field wiring.
• Maximum recommended ambient operating temperature is 50
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, if mechanically protected. The
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