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1MRK 505 370-UEN D
binary inputs can be shared between phases by including the LDCM communication
module. This simplifies panel wiring and saves IO boards.
•
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
QA1
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
IEC13000223 V3 EN-US
Figure 8:
Busbar protection REB670
Application manual
QB1
QB1
QB1
QB1
QA1
QA1
QA1
VERSION OF REB670
Configuration diagram for B20, configuration X01
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
PHASE L3
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
ZB
PHASE L2
REB670(B20-X01) / REB670(B21-X01) / REB670(B31-X01)
PHASE L1
MET
I
87B
Id/I
BUS PTRC
C MMXU
MET
I
87B
Id/I
C MMXU
BUS PTRC
Other Functions available from the function library
MET
Isqi
87B
C MSQI
BDC GAPC
7
DELTA
7V_78V
DELTAU
DEL SPVC
DELV SPVC
63
Control
S SCBR
S SIMG
MET
U
MET
Usqi
V MSQI
V MMXU
Optional Functions
50BF
I>BF
ITHD ITHD
CCS RBRF
CHM MHAI
VTHD UTHD
VHM MHAI
NUMBER OF FEEDERS IN
NUMBER OF FEDERS IN
BOTH BUSBAR SECTIONS
BOTH BUSBAR SECTIONS
12
12
24
DFR/SER DR
DRP RDRE
87B
Id/I
87B
Id/I
BZIS GGIO
BCZS PDIF
87B
Id/I
BZNS PDIF
87B
Id/I
BZNS PDIF
7I
MET
P/Q
DELTAI
CV MMXN
DELI SPVC
MET
W/Varh
Control
ETP MMTR
Q CBAY
3
Control
71
S XCBR
S SIML
MET
UN
VN MMXU
51
I>
79
5(0->1)
PH4S PTOC
SMB RREC
NUMBER OF REB670
REQUIRED BY THE
SCHEME
3
3
3
IEC13000223-3-en.vsd
Section 3
Configuration
53
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