ADTRAN 25 manual Power UP and Initialize System, Connect Power, Ground Wire Connections

INSTALLATION

Ground Wire Connections

The cabinets are connected to the single-point ground with #6 AWG copper wires. (Building ground requirements are described in Preinstallation Requirements in this section.)

Warning: The cabinet power switches must be set to off.

1.In 2- or 3-cabinet systems, connect a #6 AWG wire between the ground blocks of Cabinets 1 and 2 and Cabinets 1 and 3.

2.Connect a #6 AWG wire between the ground block of Cabinet 1 and the single-point ground. (See Figures 2-9and 2-1 3.)

POWER UP AND INITIALIZE SYSTEM

Separate power cords for each cabinet must be plugged into the designated quad outlets. Peripheral equipment (SAT, SMDR [Station Message Detail Recording], or CAS [Call Accounting System], DTU and CSU [Customer Service Unit]) collocated with the switch cabinet(s) must also be plugged into these ac outlets.

Connect Power

1.Make sure the rear panel is in place on each cabinet.

2.Connect the receptacle end of a 3-wire power cord to the plug at the rear of each cabinet.

3.Connect the power cord’s plug end to the quad ac outlet for each c a b i n e t .

4.Recheck the electrical and ground connections.

Danger: Once power is applied, do not put your hands or any tools into the cabinet.

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