Table 1 abbreviations for circuit breakers, Table 1, Abbreviations for circuit breakers – Emerson Series 610 User Manual
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Wiring Considerations
22
Table 1
Abbreviations for circuit breakers
BFB
Bypass Feeder Breaker
BIB
Bypass Input Breaker
MBB
Maintenance Bypass Breaker
MBD
Module Battery Disconnect
MBFB
Maintenance Bypass Feeder Breaker
MIB
Maintenance Isolation Breaker
RIB
Rectifier Input Breaker
Figure 8
Power single-line diagrams* (continued)
* These configurations are for illustrative purposes only. They represent only a sample of the possible
configurations. Refer to the submittals supplied with your order for more information or for order-specific details.
Four-breaker maintenance bypass switchboard
FB
Critical load
AC output
Battery
Control power
MBD
BIB
MBB
MIB
UPS module
Static
switch
disconnect
Static
bypass
switch
Bypass CB
Output CB
Main input
switchgear
RIB
Inverter
Input
CB
Rectifier/
charger