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Section 3
Configuration
QB1
QB2
QA1
REB670(B21 – X02) 1-Phase, 12 Bays, 2 Zones for Double
Busbar Station 12AI
REB670(B31 – X02) 1-Phase, 24 Bays, 2 Zones for Double
Busbar Station 24AI
* With Just one CT in the Bus Section Bay
IEC13000226 V3 EN-US
Figure 11:
56
ZA
ZB
QB1
QB2
QB1
QA1
QB2
QB1
QB2
QA1
QA1
Other Functions available from the function library
Optional Functions
VERSION OF REB670
Configuration diagram for B31, configuration X02
REB670(B21-X02)/REB670(B31-X02)- PHASE L3
REB670(B21-X02)/REB670(B31-X02)- PHASE L2
REB670(B21-X02)/REB670(B31-X02)- PHASE L1
87B
BDC GAPC
87B
1
BDC GAPC
87B
BDC GAPC
87B
BDC GAPC
2
87B
BDC GAPC
87B
BDC GAPC
N
87B
BDC GAPC
MET
I
C MMXU
MET
I
C MMXU
87B
Id/I
BCZS PDIF
MET
I
C MMXU
87B
MET
Isqi
MET
P/Q
BDC GAPC
C MSQI
CV MMXN
MET
Control
W/Varh
Control
ETP MMTR
Q CBAY
S SCBR
MET
U
MET
Usqi
MET
UN
VN MMXU
V MMXU
V MSQI
50BF
I>BF
ITHD ITHD
51
I>
CCS RBRF
CHM MHAI
PH4S PTOC
NUMBER OF FEEDERS IN THE
STATION (EXCLUDING BUS
COUPLER BAY)
11*
23*
1MRK 505 370-UEN D
DFR/SER DR
DRP RDRE
2
87B
Id/I
BZIS GGIO
N
1
87B
Id/I
BUS PTRC
87B
Id/I
2
BZNS PDIF
87B
Id/I
BUS PTRC
87B
Id/I
N
BZNS PDIF
87B
Id/I
BUS PTRC
7I
7
DELTA
DELTAI
7V_78V
DELTAU
DEL SPVC
DELI SPVC
DELV SPVC
63
71
3
Control
S SIMG
S SIML
S XCBR
79
5(0->1)
VTHD UTHD
SMB RREC
VHM MHAI
NUMBER OF REB670
REQUIRED BY THE SCHEME
3
3
IEC13000226-3-en.vsd
Busbar protection REB670
Application manual
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