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1MRK 505 370-UEN D
QB1
QB2
QA1
IEC16000256 V2 EN-US
Figure 6:
Busbar protection REB670
Application manual
ZA
ZB
QB1
QB2
QB1
QA1
QB2
QB1
QB2
QA1
QA1
VERSION OF REB670
REB670(A31 – X02) 3-Phase, 8 Bays, 2 Zones for Double Busbar
Stations with 24 AI
* With Just one CT in the Bus Section Bay
Configuration diagram for A31, configuration X02
87B
BDC GAPC
87B
1
BDC GAPC
87B
BDC GAPC
87B
BDC GAPC
2
87B
BDC GAPC
87B
BDC GAPC
8
87B
BDC GAPC
MET
I
C MMXU
MET
I
C MMXU
87B
3Id/I
BCZT PDIF
MET
I
C MMXU
Other Functions available from the function library
87B
MET
Isqi
MET
P/Q
BDC GAPC
C MSQI
CV MMXN
7
DELTA
MET
W/Varh
Control
DEL SPVC
ETP MMTR
Q CBAY
71
3
Control
MET
S SIML
S XCBR
V MMXU
Optional Functions
50BF 3I>BF
ITHD ITHD
51_67 4(3I>)
CC RBRF
CHM MHAI
OC4 PTOC
NUMBER OF FEEDERS IN THE STATION
( EXCLUDING BUS COUPLER BAY)
REB670(A31-X02)
DFR/SER DR
DRP RDRE
2
87B
3Id/I
BZIT GGIO
8
1
87B
3Id/I
BUT PTRC
87B
3Id/I
2
BZNT PDIF
87B
3Id/I
BUT PTRC
87B
3Id/I
8
BZNT PDIF
87B
3Id/I
BUT PTRC
7I
DELTAI
7V_78V
DELTAU
DELI SPVC
DELV SPVC
Control
63
S SCBR
S SIMG
MET
UN
U
MET
Usqi
V MSQI
VN MMXU
79
VTHD UTHD
5(0→1)
SMB RREC
VHM MHAI
7*
IEC16000256-2-en.vsd
Section 3
Configuration
51
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