Parameter Values (Range) Unit Step Default Description
Operating curve type 1=ANSI Ext. inv.
2=ANSI Very inv.
3=ANSI Norm. inv.
4=ANSI Mod. inv.
5=ANSI Def. Time
6=L.T.E. inv.
7=L.T.V. inv.
8=L.T. inv.
9=IEC Norm. inv.
10=IEC Very inv.
11=IEC inv.
12=IEC Ext. inv.
13=IEC S.T. inv.
14=IEC L.T. inv.
15=IEC Def. Time
17=Programmable
18=RI type
19=RD type
15=IEC Def. Time Selection of time delay curve type
Type of reset curve 1=Immediate
2=Def time reset
3=Inverse reset
1=Immediate Selection of reset curve type
Directional mode 1=Non-directional
2=Forward
3=Reverse
2=Forward Directional mode
Characteristic angle -179...180 deg 1 60 Characteristic angle
Max forward angle 0...90 deg 1 80 Maximum phase angle in forward
direction
Max reverse angle 0...90 deg 1 80 Maximum phase angle in reverse
direction
Min forward angle 0...90 deg 1 80 Minimum phase angle in forward direction
Min reverse angle 0...90 deg 1 80 Minimum phase angle in reverse direction
Pol quantity -2=Pos. seq. volt.
1=Self pol
4=Neg. seq. volt.
5=Cross pol
5=Cross pol Reference quantity used to determine
fault direction
Table 224: DPH3LPDOC Non group settings
Parameter
Values (Range) Unit Step Default Description
Operation 1=on
5=off
1=on Operation Off / On
Num of start phases 1=1 out of 3
2=2 out of 3
3=3 out of 3
1=1 out of 3 Number of phases required for operate
activation
Minimum operate time 20...60000 ms 10 20 Minimum operate time for IDMT curves
Reset delay time 0...60000 ms 10 20 Reset delay time
Measurement mode 1=RMS
2=DFT
3=Peak-to-Peak
2=DFT Selects used measurement mode
Curve parameter A 0.0086...120.0000 28.2000 Parameter A for customer programmable
curve
Curve parameter B 0.0000...0.7120 0.1217 Parameter B for customer programmable
curve
Table continues on next page
1YHT530004D05 D Section 4
Protection functions
615 series 221
Technical Manual
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