GE Industrial Solutions Evolution Series E9000 - Manual (Page 9)

8
Evolution Series E9000 Installation & Maintenance Guide
All cables entering the bottoms of sections should be
pulled through conduits to a point where they will be
accessible after the equipment is in place. Sections can
be moved to their final position and properly leveled.
Figure 10. Side view of a 20-inch-deep section showing the cover
plates, plug bottoms and joining points
Bus Splicing
Main, neutral and ground bus splice bars (with all asso-
ciated hardware) are furnished, as necessary, to join
sections together. They are located in the first section to
the right of the joint. See Figures 13, 14 and 15 for approxi-
mate dimensions for main, neutral, and ground bus.
Remove the top Lexan barrier, as shown in Figure 11 and
Figure 12, to access the main bus. Refer to instruction
drawings in splice kit. See Table 2.
Figure 11. Horizontal bus with Lexan barrier
Figure 12. Horizontal bus barrier mounting slot and screw
Table 1. Torque values for various bolt sizes and joint types.
Note: When assembling or connecting to aluminum bus, apply a suitable joint
compound between the contacting surfaces.
Bolt Size
Copper Joints Aluminum Joints
lb-ft N-m lb-ft N-m
5/16-18 5–9 7–12 6.5–9 9–12
3/8-16 12–16 16–22 10–15 14–20
1/2-13 30–39 41–53 25–35 34–47
5/8-11 65–80 88–108 35–45 47–61
3/4-10 125–150 169–203 50–75 68–102
Do not use compressed air to clean the equipment
if it contains moisture. Remove all hardware pack-
ages, drawings and other items shipped with the
equipment. Check all nuts, bolts, and electrical joints
for tightness.
Loosen screw,
lift and pull
barrier forward