ABB RELION 620 Series Technical Manual page 548

Section 4
Protection functions
4.3.2.8
Table 486: TR2PTDF Group settings (Basic)
Parameter
High operate value
Low operate value
Slope section 2
End section 2
Restraint mode
Start value 2.H
Start value 5.H
Table 487: TR2PTDF Group settings (Advanced)
Parameter
Enable high set
Slope section 3
Harmonic deblock 2.
Stop value 5.H
Harmonic deblock 5.
542
Name
BLOCK
BLK_OPR_LS
BLK_OPR_HS
TAP_POS
Table 485: TR2PTDF Output signals
Name
OPERATE
OPR_LS
OPR_HS
BLKD2H
BLKD5H
BLKDWAV
Settings
Values (Range) Unit
500...3000 %Ir
5...50 %Ir
10...50 %
100...500 %Ir
5=Waveform
6=2.h + waveform
8=5.h + waveform
9=2.h + 5.h + wav
7...20 %
10...50 %
Values (Range) Unit
0=False
1=True
10...100 %
0=False
1=True
10...50 %
0=False
1=True
Type Default Description
BOOLEAN 0=False Block
BOOLEAN 0=False Blocks operate outputs from biased stage
BOOLEAN 0=False Blocks operate outputs from instantaneous stage
INT8 0 Tap position indication
Type Description
BOOLEAN Operate combined
BOOLEAN Operate from low set
BOOLEAN Operate from high set
BOOLEAN 2nd harmonic restraint block status
BOOLEAN 5th harmonic restraint block status
BOOLEAN Waveform blocking status
Step Default
10 1000
1 20
1 30
1 150
9=2.h + 5.h + wav
1 15
1 35
Step Default
1=True
1 100
1=True
1 35
0=False
1MRS757644 F
Description
Instantaneous stage setting
Basic setting for biased operation
Slope of the second line of the operating
characteristics
Turn-point between the second and the
third line of the operating characteristics
Restraint mode
2. harmonic blocking ratio
5. harmonic blocking ratio
Description
Enable high set stage
Slope of the third line of the operating
characteristics
2. harmonic deblocking in case of switch
on to fault
5. harmonic deblocking ratio
5. harmonic deblocking in case of severe
overvoltage
Technical Manual
620 series