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1MRK 505 370-UEN D
QB1
QB2
QA1
Other Functions available from the function library
87B
BDC GAPC
63
S SIMG
Optional Functions
ITHD ITHD
CHM MHAI
REB670(B21 – X03) 1-Phase, 12 Bays, 2 Zones for Double Busbar
Station with Breaker Failure and End-Fault Protection 12AI
REB670(B31 – X03) 1-Phase, 24 Bays, 2 Zones for Double Busbar
Station with Breaker Failure and End-Fault Protection 24AI
* With Just one CT in the Bus Section Bay
IEC13000227 V3 EN-US
Figure 12:
Busbar protection REB670
Application manual
ZA
ZB
QB1
QB2
QB1
QA1
QB2
QB1
QB2
QA1
QA1
MET
Isqi
MET
P/Q
7I
DELTAI
C MSQI
CV MMXN
DELI SPVC
MET
71
3
Control
S SIML
S XCBR
V MMXU
79
VTHD UTHD
5(0->1)
VHM MHAI
SMB RREC
VERSION OF REB670
Configuration diagram for B31, configuration X03
REB670(B21-X03)/REB670(B31-X03)- PHASE L3
REB670(B21-X03)/REB670(B31-X03)- PHASE L2
REB670(B21-X03)/REB670(B31-X03)- PHASE L1
87B
BDC GAPC
87B
1
BDC GAPC
87B
BDC GAPC
87B
BDC GAPC
2
87B
BDC GAPC
87B
BDC GAPC
87B
BDC GAPC
MET
I
C MMXU
51
I>
50BF
I>BF
PH4S PTOC
CCS RBRF
MET
I
C MMXU
51
I>
50BF
I>BF
PH4S PTOC
CCS RBRF
87B
BCZS PDIF
51
I>
50BF
I>BF
PH4S PTOC
CCS RBRF
MET
I
C MMXU
7V_78V
7
DELTA
MET
DELTAU
DELV SPVC
DEL SPVC
ETP MMTR
U
MET
Usqi
MET
UN
V MSQI
VN MMXU
NUMBER OF FEEDERS IN
NUMBER OF FEDERS IN
THE STATION (EXCLUDING
THE STATION (EXCLUDING
BUS COUPLER BAY)
BUS COUPLER BAY)
11*
23*
DFR/SER DR
DRP RDRE
N
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
Id/I
N
BZNS PDIF
87B
Id/I
BUS PTRC
W/Varh
Control
Control
Q CBAY
S SCBR
NUMBER OF REB670
REQUIRED BY THE
SCHEME
3
3
IEC13000227-3-en.vsd
Section 3
Configuration
57
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