Section 4—Installation
Power-Style™ QED-2 Switchboards
23
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80043-055-13
ENGLISH
2. Detach the top plate from the main switchboard enclosure. Retain the screws.
3. Remove the four 0.88 in. (22 mm) diameter mechanical knock-outs as directed
by the design engineer of record.
4. With the knock-outs removed, reattach and re-secure the top plate to the
enclosure using the screws removed in Step 2.
5. Attach the top restraint system using a 1/2-13, Grade 5 bolt, a 1 in. (25 mm)
diameter steel washer, a 1.25 in. (32 mm) diameter Belleville washer, and a
hardened 1/2-13 nut as shown in Figure 12.
6. After all switchboard sections are properly joined and the entire structure is
properly anchored, install the incoming service conductors and load side cables.
7. Do not use the switchboard enclosure (particularly the top) to mount exterior
equipment, except for conduit.
Figure 11 – Top Anchor Hard-Point Locations
Figure 12 – Top Anchor Mounting Hardware
Top of Switchboard Enclosure
Front
0.88 in. (22 mm) diameter
mechanical knock-out;
four places, as shown
1.5 in.
(38 mm)
1.5 in.
(38 mm)
1.5 in.
(38 mm)
1.5 in.
(38 mm)
1/2-13 hardened nut
1.25 in. (32 mm) diameter Belleville washer
(TOP side facing nut)
0.88 in. (22 mm) diameter knock-out
1/2-13, grade 5 bolt
1 in. (25 mm) diameter
steel washer
