4.5.1.8 Settings
Table 387: PHPTOV Group settings
Parameter Values (Range) Unit Step Default Description
Start value 0.05...1.60 xUn 0.01 1.10 Start value
Time multiplier 0.05...15.00 0.01 1.00 Time multiplier in IEC/ANSI IDMT curves
Operate delay time 40...300000 ms 10 40 Operate delay time
Operating curve type 5=ANSI Def. Time
15=IEC Def. Time
17=Inv. Curve A
18=Inv. Curve B
19=Inv. Curve C
20=Programmable
15=IEC Def. Time Selection of time delay curve type
Type of reset curve 1=Immediate
2=Def time reset
-1=DT Lin decr rst
1=Immediate Selection of reset curve type
Table 388: PHPTOV 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 40...60000 ms 1 40 Minimum operate time for IDMT curves
Reset delay time 0...60000 ms 1 20 Reset delay time
Curve parameter A 0.005...200.000 1.000 Parameter A for customer programmable
curve
Curve parameter B 0.50...100.00 1.00 Parameter B for customer programmable
curve
Curve parameter C 0.0...1.0 0.0 Parameter C for customer
programmable curve
Curve parameter D 0.000...60.000 0.000 Parameter D for customer
programmable curve
Curve parameter E 0.000...3.000 1.000 Parameter E for customer programmable
curve
Curve Sat Relative 0.0...3.0 0.1 2.0 Tuning parameter to avoid curve
discontinuities
Voltage selection 1=phase-to-earth
2=phase-to-phase
2=phase-to-phase Parameter to select phase or phase-to-
phase voltages
Relative hysteresis 1.0...5.0 % 0.1 4.0 Relative hysteresis for operation
Section 4 1YHT530004D05 D
Protection functions
472 615 series
Technical Manual