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ABB REB670 Series - Page 128

ABB REB670 Series
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en06000152.vsd
Zone A
Zone B
BI1
1200/1
REB 670
b
CT Input
Aux. b
contact
Closed Open
b
CTRLZA
CTRLZB
TRIP
CONNZA
CONNZB
Bxxx
I3PB1
BLKTR
TRZONE
TRBAY
BBP & BFP trip command to feeder breaker
BIM
BOM
Main
contact
Open Closed
Set Parameter
ZoneSel="CtrlExcludes"
Feeder Bay
Other
Equipment
A/D
TRM
Feeder Backup
OC Trip
Disconnector aux. contact timing
QB9
QB1
QB2
QA1
External or Internal
Feeder BFP Backup
Trip Command
IEC06000152 V1 EN-US
Figure 63: Feeder bay where b aux. contacts are used
Section 6 1MRK 505 370-UEN D
Differential protection
122 Busbar protection REB670
Application manual

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