ABB RELION REX640 - 4.3.3.11 TR3 PTDF Monitored data

Parameter Values (Range) Unit Step Default Description
3=Winding 2
4=Winding 3
Step of tap 0.60...9.00 % 0.01 1.50 The percentage
change in voltage
corresponding one
step of the tap
changer
CT ratio Cor Wnd 1 0.20...5.00 0.01 1.00 CT ratio correction,
winding 1
CT ratio Cor Wnd 2 0.20...5.00 0.01 1.00 CT ratio correction,
winding 2
CT ratio Cor 3 0.20...5.00 0.01 1.00 CT ratio correction,
current group 3
4.3.3.11 TR3PTDF Monitored data
Table 676: TR3PTDF Monitored data
Name Type Values (Range) Unit Description
OPR_A BOOLEAN
0=False
1=True
Operate phase A
OPR_B BOOLEAN
0=False
1=True
Operate phase B
OPR_C BOOLEAN
0=False
1=True
Operate phase C
BLKD2H_A BOOLEAN
0=False
1=True
2nd harmonic restraint
block phase A status
BLKD2H_B BOOLEAN
0=False
1=True
2nd harmonic restraint
block phase B status
BLKD2H_C BOOLEAN
0=False
1=True
2nd harmonic restraint
block phase C status
BLKD5H_A BOOLEAN
0=False
1=True
5th harmonic restraint
block phase A status
BLKD5H_B BOOLEAN
0=False
1=True
5th harmonic restraint
block phase B status
BLKD5H_C BOOLEAN
0=False
1=True
5th harmonic restraint
block phase C status
BLKDWAV_A BOOLEAN
0=False
1=True
Waveform blocking
phase A status
BLKDWAV_B BOOLEAN
0=False
1=True
Waveform blocking
phase B status
BLKDWAV_C BOOLEAN
0=False
1=True
Waveform blocking
phase C status
BLKD2HPHAR BOOLEAN
0=False
1=True
2nd harmonic restraint
blocking for PHAR LN,
combined
Table continues on the next page
1MRS759142 F Protection functions
REX640
Technical Manual
745