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Appendix A: Breaker Control Bus (BCB) installation
PRC-E Series Instruction Manual MN014003EN August 2015 www.eaton.com
Step 6. Plug in the controllable circuit breakers.
The last step is to connect each controllable circuit breaker
pigtail to the appropriate port on the BCB. This is done here
as a means of verifying proper placement of the BCB in
the panelboard. If any controllable circuit breaker pigtails
do not reach the matching BCB circuit position, then it
will be necessary to relocate the BCB up or down to
accommodate all controllable circuit breakers. The odd
numbered controllable circuit breakers can be seen
plugged onto the BCB in Figure 32.
Figure 32. Circuit Breakers Connected to BCB
To install the right-side BCB, follow Steps 3 to 6 using
Figure 30 through Figure 32 for reference to locate the
holes in the right side “C” channel.
ote:N The view in Figure 32 shows all controllable
circuit breakers plugged onto the BCB. If there
are spaces left by blank positions or uncontrolled
circuit breakers, place one of the included dummy-
plugs over the unused controllable circuit breaker
termination positions.
Step 7. Replace the deadfront cover.
Reverse the procedure described in Step 2 to replace
the deadfront cover over the circuit breakers.
Important: Do not replace the trim, as additional
connections to the BCB are required as described in
the “Wiring” section of this document.