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18 Installation Manual
Figure 10. Typical One-Line Diagrams of SMS with optional Maintenance Bypass Cabinets
Abbreviations for Circuit Breakers
BIB
MBB
Bypass Isolation Breaker
MIB
RIB
Maintenance Bypass Breaker
Maintenance Isolation Breaker
Rectifier Input Breaker
MBB
CB3
CB2
CB1
MIB
2-breaker Maintenance Bypass Cabinets for standard (left) and single-input (right) modules.
MBB
CB3
CB2
CB1
BIB
MIB
MBB
CB3
CB2
CB1
RIB
MIB
3-breaker Maintenance Bypass Cabinets for standard (left) and single-input (right) modules.
BYPASS
ISO XFMR
(OPT.)
BIB
MBB
CB3
CB2
CB1
MIB
MBB
CB3
CB2
CB1
RIB
BIB
MIB
BYPASS
ISO XFMR
(OPT.)
3-breaker and 4-breaker Maintenance Bypass Cabinets for stepdown-voltage applications.
MBB
MIB
CB3
CB2
CB1
DISCONTINUED
PRODUCT