ABB RELION REX640 - Page 712

Table 659: TR2PTDF Group settings (Advanced)
Parameter Values (Range) Unit Step Default Description
Enable high set
0=False
1=True
1=True Enable high set
stage
Slope section 3 10...100 % 1 100 Slope of the third
line of the operat-
ing characteristics
Harmonic deblock
2.
0=False
1=True
1=True 2. harmonic de-
blocking in case of
switch on to fault
Stop value 5.H 10...50 % 1 35 5. harmonic de-
blocking ratio
Harmonic deblock
5.
0=False
1=True
0=False 5. harmonic de-
blocking in case of
severe overvoltage
Table 660: TR2PTDF Non group settings (Basic)
Parameter Values (Range) Unit Step Default Description
Operation
1=on
5=off
1=on Operation Off/On
CT connection type
1=Type 1
2=Type 2
1=Type 1 CT connection
type. Determined
by the directions of
the connected cur-
rent transformers
Winding 1 type
1=Y
2=YN
3=D
4=Z
5=ZN
1=Y Connection of the
HV side windings
Winding 2 type
1=y
2=yn
3=d
4=z
5=zn
1=y Connection of the
LV side windings
Clock number
0=Clk Num 0
1=Clk Num 1
2=Clk Num 2
4=Clk Num 4
5=Clk Num 5
6=Clk Num 6
7=Clk Num 7
8=Clk Num 8
10=Clk Num 10
11=Clk Num 11
0=Clk Num 0 Setting the phase
shift between HV
and LV with clock
number for connec-
tion group com-
pensation (e.g.
Dyn11 -> 11)
Zro A elimination
1=Not eliminated
2=Winding 1
3=Winding 2
4=Winding 1 and 2
1=Not eliminated Elimination of the
zero-sequence cur-
rent
CT ratio Cor Wnd 1 0.40...4.00 0.01 1.00 CT ratio correction,
winding 1
CT ratio Cor Wnd 2 0.40...4.00 0.01 1.00 CT ratio correction,
winding 2
Protection functions 1MRS759142 F
712 REX640
Technical Manual