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.
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