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1MRK 505 370-UEN D
•
This version can be used with external auxiliary 3-phase to 1-phase summation current
transformers with different turns ratio for each phase.
ZA
QB1
QB1
QA1
QA1
Other Functions available from the function library
87B
BDC GAPC
63
S SIMG
Optional Functions
50BF
CCS RBRF
REB670(B20 – X01) 1-Phase, 12 Bays, 2 Zones for Simple
Station Layout 12 AI
REB670(B21 – X01) 1-Phase, 12 Bays, 2 Zones for Simple
Station Layout 12 AI
REB670(B31 – X01) 1-Phase, 24 Bays, 2 Zones for Simple
Station Layout 24 AI
* With Just one CT in the Bus Section Bay
IEC13000225 V3 EN-US
Figure 10: Configuration diagram for B31, configuration X01
Busbar protection REB670
Application manual
QB2
QB1
QA1
QB1
HW LOGIC
QA1
MET
Isqi
MET
P/Q
7I
C MSQI
CV MMXN
DELI SPVC
71
3
Control
MET
S SIML
S XCBR
V MMXU
51
I>
79
ITHD ITHD
I>BF
PH4S PTOC
SMB RREC
CHM MHAI
VERSION OF REB670
ZB
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
PHASE L3
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
PHASE L2
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
PHASE L1
QB1
AC LOGIC
QA1
MET
I
87B
Id/I
C MMXU
BUS PTRC
MET
I
87B
Id/I
C MMXU
BUS PTRC
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
PHASE L3
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
PHASE L2
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
PHASE L1
AC LOGIC
MET
I
87B
Id/I
C MMXU
BUS PTRC
MET
I
87B
Id/I
C MMXU
BUS PTRC
MET
7
DELTAI
7V_78V
DELTA
DELTAU
SWS GGIO
ETP MMTR
DELV SPVC
DEL SPVC
Optional Functions
MET
UN
U
MET
Usqi
51
I>
50BF
VN MMXU
V MSQI
PH4S PTOC
CCS RBRF
VTHD UTHD
5(0->1)
VHM MHAI
NUMBER OF FEEDERS IN
NUMBER OF FEDERS IN
BOTH BUSBAR SECTIONS
BOTH BUSBAR SECTIONS
22*
22*
46*
DFR/SER DR
DRP RDRE
87B
Id/I
87B
Id/I
BZIS GGIO
BCZS PDIF
87B
Id/I
BZNS PDIF
DFR/SER DR
DRP RDRE
87B
Id/I
87B
Id/I
BZIS GGIO
BCZS PDIF
87B
Id/I
BZNS PDIF
W/Varh
Control
Control
Q CBAY
S SCBR
I>BF
79
0→1
SMB RREC
NUMBER OF REB670
REQUIRED BY THE SCHEME
6
6
6
IEC13000225-3-en.vsd
Section 3
Configuration
55
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