GE ABB ReliaGear SB Installation, Operation And Maintenance Manual page 14

R E L I A G E A R ® S B S W I TC H B O A R D S
14
—
Main bus
15
splice
Main bus splice – Front
and Top Views for two
Main bus
individually mounted
bars
main/feeder, utility,
or incoming lug pull
sections with 400 -
3000A aluminum or
copper main bus
—
16
Main bus splice - ISO
View for two individually
mounted main/feeder,
utility, or incoming
lug pull sections with
400 - 3000A aluminum
or copper main bus.
The Main Bus Hardware
(#4) and Splice
Pivoting Hardware
(#7) may need to be
loosened prior to
rotating the Splice
Bar(s) (#5) into place
—
17
Main bus splice – Front
and Top Views for
individually mounted
main/feeder, utility,
or incoming lug
pull sections with
4000A aluminum or
copper main bus
—
15
A-phase, B-phase, C-phase, and indicate each main
bus assembly with the splice joint in between
6
1. Hexagonal bolt
2. Belleville washer
3. Flat washer
4. Main bus hardware
—
16
Individually mounted main/feeder,
utility, or incoming lug section
3 2 1 5 7
5. Splice bar
6. Press nut
7. Splice pivoting hardware
Main bus
splice
Main bus
bar
AØ
BØ
CØ
—
17
4
AØ
BØ
CØ
Individually mounted main/feeder,
utility, or incoming lug section