ABB RELION 670 Series Product Manual page 10

Transformer protection RET670 2.1 IEC
Description of configuration A25
W1
TRF1
W2
TRF1_W2_VT
TRF1_W2_CT
TRF1_W2_QA1
Other Functions available from the function library
↑↓
↑↓
84 90
TCL YLTC TR1 ATCC
63 71
S SIMG S SIML
Optional Functions
50 3I>> 4(3I>)
51_67
PH PIOC
OC4 PTOC
59N 2(U0>) 3 Control
ROV2 PTOV S CILO
IEC07000192 V3 EN-US
Figure 6. Configuration diagram for configuration A25
10
RET670 A25 – Voltage Control 12AI (6I+6U)
↑↓
84
DFR/SER DR
TCM YLTC DRP RDRE
MET UN MET Usqi
VN MMXU V MSQI
MET U MET Usqi MET UN
V MMXU V MSQI VN MMXU
MET I MET Isqi MET P/Q
C MMXU C MSQI CV MMXN
↑↓
90 MET P/Q MET Isqi
TR8 ATCC CV MMXN C MSQI
QA11
87 INd/I 46 Iub> 27 3U<
CCS SPVC BRC PTOC LOV PTUV
3 Control
Q CBAY
50N IN>> 51N_67N 4(IN>) 46I2 4(I2>)
EF PIOC EF4 PTOC NS4 PTOC
3 Control 3 Control 3 Control
S CSWI S XSWI S XCBR
↑↓
84
TCM YLTC
MET U
V MMXU
↑↓
90
TR8 ATCC
TRF2_W2_VT
MET I
C MMXU
TRF2_W2_CT
TRF2_W2_QA1
1 → 0
60 Ud> 94 MET W/Varh
VDC PTOV SMP PTRC ETP MMTR
67N IN> 27 2(3U<) 59 2(3U>)
SDE PSDE UV2 PTUV OV2 PTOV
3 Control 60 Ud>
Q CRSV VD SPVC
1MRK 504 155-BEN F
GUID-D7CB2E00-B396-487C-8946-4FF6A2E056D9 v4
W1
TRF2
W2
ABB