GE Industrial Solutions Spectra Series ADF Dead Fronts Type APF Door Fronts User Manual

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This publication describes the installation of type ADF
dead fronts and type APF door fronts onto types APN and
APNB power panelboard interiors.

WARNING: Danger of electrical shock or injury.

OFF

Turn
switchboard before workin

ment or removing any component.

e
Equipment is to be installed and maintained b
properly trained and qualified personnel only.

The parts in the dead front kit are illustrated in Figures 1
and 2, with the parts listed in Tables 1 and 2.

ower ahead of the panelboard or

inside the

GEH5930 Installation Instructions R04

Spectra Series™ Power Panelboards

Type ADF Dead Fronts & Type APF Door Fronts

Figure 1. Parts included in the type ADF dead front kit.

Item Cat. No. Description Qty.

1 208C2022P1 Mounting post

2 Varies with kit Dead front load end

3 Varies with kit Dead front line end

4 Varies with kit Dead front side

5 10085396G1 Hardware kit

Table 1. Parts list for the type ADF dead front kit (see Figure 1).

4

1

1

2

1

Figure 2. Parts included in the hardware kit of the type ADF dead

front.

Item Cat. No. Description Qty.

6 192A6976P189 #10-32 x 7/16 screw

7 252B2269P2 Label

8 331A2631P2 Plug

9 44A718891P2 Poly bag

10 GEH5930 Installation instructions

11 N722P21008B61/4-20 x 1/2 screw

Table 2. Parts included in the hardware kit (see Figure 2).

2

1

4

1

1

8

Installing the Dead Front

The numbers in brackets in the text and indicated in the
figures refer to the items in Tables 1 and 2.

1. Install the four dead-front mounting posts [1] before
the panel is mounted in the enclosure. Fasten one
post to either end of the top and bottom interior end
plates at the outermost holes, using the
in. hex-head screws [11] provided, as illustrated in
Figure 3 and Figure 4. Tighten the screws to 50–60 in.­lbs.

For interiors equipped with main lug assemblies,
mounting posts are needed only on the load end, as
shown in Figure 5.

1

/4-20 x 1/2-

Interior

End Plate

Figure 3. Attaching a dead front mounting post to the interior end

plate.

Main Lug

Bracket

Figure 5. Dead front posts mounted only on the load end of a dual

main lug interior.

2. Fasten the dead front load end [2] to the mounting

1

posts located opposite the line side, using the

1

/2-in. hex-head screws [11] provided, as illustrated in

/4-20 x

Figure 6. Repeat the process for the dead front line
end [3] onto the mounting posts located on the line
side of the panel. Tighten the screws to 50–60 in.-lbs.

For interiors with main lugs, fasten the dead front line
end [3] to the main lug brackets with the #10-32

7

/16-in. screws [6] provided, as illustrated in Figure 7.

Tighten the screws to 25–30 in.-lbs.

x

Figure 4. Dead front mounting posts mounted at the four corners of

the interior.

3

11

2

11

Figure 6. Installing the dead front load and line ends to the mounting

posts. Note that a top-feed installation is shown; reverse [2] and [3]

for bottom feed.