ABB Relion 650 series RET650 Product Manual page 6

Transformer protection RET650
Product version: 1.1
110 kV Bus
300/1
1000/1
W1
W3
1000/1
10kV/100V
10 kV Bus
800/1
800/1
35 kV Bus
Transformer Data:
40/40/15 MVA
110±11*1.5% / 36.75 / 10.5 kV
210/628/825 A
YNyn0d5
Other configured functions
Cond
TCS SCBR
Cond
TCS SCBR
Cond Cond
TCS SCBR SPVN ZBAT
Figure 2. A typical protection application for a three-winding transformer in single breaker
arrangement
6
110kV/100V
50BF 3I> BF 50/51
CC RBRF OC4 PTOC
84
300/1
TCM YLTC
51N
EF4 PTOC
W2
51N/67N
EF4 PTOC
50BF 3I> BF 51/67
CC RBRF OC4 PTOC
50BF 3I> BF 51/67
CC RBRF OC4 PTOC
35kV/100V
Y
Y
¨
59N 3UO>
ROV2 PTOV
51N/67N
EF4 PTOC
Meter.
V MSQI V MMXU
90 27
U
TR8 ATCC UV2 PTUV
Meter.
V MSQI V MMXU
Mont.
DRP RDRE
IEC09000646 V2 EN
1MRK 504 127-BEN -
Issued: February 2011
RET650 A05 - 3 Winding Transformer protection 20AI 2*(6I+4U)
3I> 52PD PD 49 Ith
CC RPLD TR PTTR
IN> 87N
REF PDIF
IN> 87N
REF PDIF
3I> 52PD PD 49 Ith
CC RPLD TR PTTR
3I> 52PD PD 49 Ith
CC RPLD TR PTTR
IN> 87N
REF PDIF
Meter. Meter. Meter.
C MSQI C MMXU
U< 59 U>
OV2 PTOV
Meter. Meter. Meter.
C MSQI C MMXU
Function Enabled
in Settings
ANSI IEC
IEC61850
Meter.
CV MMXN
50 3I>>
PH PIOC
IdN/I 87T 3Id/I
T3W PDIF
IdN/I
24 U/f>
OEX PVPH
IdN/I
Meter.
CV MMXN
Meter.
CV MMXN
Function Disabled
in Settings
ANSI IEC
IEC61850
IEC09000646-2-en.vsd
ABB