RET615
Transcript of RET615
TR2PTDF Group Settings
Parameter Values (Range)
Unit Step Setting Description
High operate value
500...3000 %Ir 10 1000 Instantaneous stage setting
Enable high set 0=False1=True
1=True Enable high set stage
Low operate value
5...50 %Ir 1 20 Basic setting for biased operation
Slope section 2 10...50 % 1 30 Slope of the second line of the operating characteristics
End section 2 100...500 %Ir 1 150 Turn-point between the second and thethird line of the operating characteristics
Restraint mode -1=2.h + 5.h + wav5=Waveform6=2.h + waveform7=5.h + waveform
-1=2.h + 5.h + wav
Restraint mode
Harmonic deblock 2
0=False1=True
1=True 2. harmonic deblocking in case of switch on to fault
Start value 2.H 7...20 % 1 15 2. harmonic blocking ratio
Start value 5.H 10...50 % 1 35 5. harmonic blocking ratio
Stop value 5.H 10...50 % 1 35 5. harmonic de-blocking ratio
Harmonic deblock 5.
0=False1=True
0=False 5. harmonic de-blocking in case of severe over voltage
TR2PTDF Non Group Settings
Parameter Values (Range) Unit Step Setting DescriptionOperation 1=on
5=off1=on Operation Off/On
CT connection type
1=Type 12=Type 2
1=Type 1
CT connection type. Determined by the directions of the connected current transformers
Winding 1 type
1=Y2=YN3=D4=Z5=ZN
1=Y Connection of the HV side windings
Winding 2 type
1=y2=yn3=d4=z5=zn
1=y Connection of the LV side windings
Clock number
0=Clk Num 01=Clk Num 12=Clk Num 24=Clk Num 45=Clk Num 56=Clk Num 67=Clk Num 78=Clk Num 810=Clk Num 1011=Clk Num 11
0=Clk Num0
Setting the phase shift between HV and LV with clock number for connection group compensation (e.g. Dyn11 -> 11)
Zro A elimination
1=Not eliminated2=Winding 13=Winding 24=Winding 1 and 2
1=Not eliminated
Elimination of the zero-sequence current
Min winding tap
-36...36 1 36 The tap position number resulting theminimum number of effective windingturns on the side of the transformerwhere the tap changer is.
Max winding tap
-36...36 1 0 The tap position number resulting the maximum number of effective windingturns on the side of the transformer where the tap changer is.
Tap nominal
-36...36 1 18 The nominal position of the tap changer resulting the default transformation ratioof the transformer (as if there was no tap changer)
Tapped winding
1=Not in use2=Winding 1
1=Not in use
The winding where the tap changer is connected
3=Winding 2 to
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
0.40...4.00 0.01 1 CT ratio correction, winding 1
CT ratio Cor Wnd 2
0.40...4.00 0.01 1 CT ratio correction, winding 2