AT-iMG646xx Series Intelligent Multiservice Gateway and AT-EN646 Enclosure Installation Guide

Caution

To prevent electrical shock, ensure that the power cord is not connected to the UPS.

4.Cut a piece of insulated #18 AWG stranded wire to 5-1/2 to 6 in. (140 - 150 mm) long. The insulation color should be green with yellow stripes.

5.Strip 1/4 in. (6 mm) of insulation from both ends.

6.Slide a #10 ring lug with a green insulation jacket onto one end of the wire and double crimp.

7.Twist the strands on the other end of the wire into a tight bundle.

Caution

To prevent shorting out the unit, ensure that all of the wire strands are twisted tightly together.

8.Remove the Kepnut from the ground wire post, place the ring lug on the post, and secure the Kepnut.

9.Loosen the screw for pin 5 on the DC terminal block.

10.Insert the ground wire into pin 5 alongside the black wire under the pin and tighten the screw.

The proper installation of the terminal block ground wire is shown in Figure 35.

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Figure 35. Proper Installation of the Terminal Block Ground Wire

Section I: Outdoor Installation

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Allied Telesis AT-iMG646PX-ON, AT-EN646 manual Proper Installation of the Terminal Block Ground Wire