ABB RELION 670 Series Product Manual page 7

Transformer protection RET670 2.1 IEC
Description of configuration A40
W1_QB1 W1_QB2
W1_QA1
W3
W3_QA1
WA1
W2_QA1
WA1
Other Functions available from the function library
↑↓
84 46 Iub>
TCL YLTC BRC PTOC
52PD PD
CC PDSC
Optional Functions
87 Id> 21 Z<
HZ PDIF
ZMQ PDIS
81 f< 81 f>
SA PTUF SA PTOF
3 Control 3 Control
S XCBR Q CRSV
21 Z< 21 Z<
ZGV PDIS ZMM PDIS
IEC05000850 V4 EN-US
Figure 3. Configuration diagram for configuration A40
ABB
WA1
WA2
1 → 0
94
SMP PTRC
W1_CT
50BF 3I>BF
CC RBRF
↑↓
84
TCM YLTC
W1_NCT
51N 4(IN>)
W1
EF4 PTOC
W2_NCT
W2
1 → 0
W3_VT_3U0
94
SMP PTRC
W3_CT
50BF 3I>BF
CC RBRF
W2_CT
50BF 3I>BF
CC RBRF
W2_VT MET Usqi
V MSQI
1 → 0
94
W2_WA1_VT
SMP PTRC
MET UN
VN MMXU
60 Ud> 85 85
VDC PTOV EC PSCH ECRW PSCH
21 Z< 68 Zpsb 46I2 4(I2>)
ZMH PDIS ZM RPSB NS4 PTOC
↑↓
81 df/dt <> 90
2(I>/U<)
SA PFRC CV GAPC TR1 ATCC
60 Ud> 21
S SCBR VD SPVC FDPS PDIS
21 Z< 21 Z<
ZMMA PDIS ZMQA PDIS ZSM GAPC
RET670 A40 – 3 Winding Transformer in single
breaker arrangement 24AI (9I+3U, 9I+3U)
DFR/SER DR
DRP RDRE
51 4(3I>) 50 3I>> 50N IN>>
OC4 PTOC PH PIOC EF PIOC
MET I MET Isqi
C MMXU C MSQI
87N IdN/I
REF PDIF
87T 3Id/I>
T3W PDIF
87N IdN/I
REF PDIF
59N 2(U0>) MET UN 4(IN>)
51N_67N
ROV2 PTOV EF4 PTOC
VN MMXU
θ>
51 4(3I>) 49
MET I
OC4 PTOC TR PTTR C MMXU
θ>
51 3I> 49 MET I
OC4 PTOC TR PTTR C MMXU
MET U
4(IN>) U>/I<
51N_67N
V MMXU EF4 PTOC FUF SPVC
59 2(3U>) 27 2(3U<) 27 3U<
OV2 PTOV UV2 PTUV LOV PTUV
25 SC/VC MET UN
SES RSYN VN MMXU
87 INd/I 3 Control 63
CCS SPVC Q CBAY S SIMG
67N IN> 37 P< 32 P>
SDE PSDE GUP PDUP GOP PDOP
↑↓
90 3 Control 3 Control
TR8 ATCC S CILO S CSWI
21 21 Z<_> 21D Z<_>
FMPS PDIS ZDA RDIR ZDM RDIR
1MRK 504 155-BEN F
MET Isqi
C MSQI
MET Isqi
C MSQI
MET P/Q
CV MMXN
MET W/Varh
ETP MMTR
71
S SIML
24 U/f>
OEX PVPH
3 Control
S XSWI
21D Z<_>
ZD RDIR
IEC05000850-3-en.vsd
M15203-42 v6
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