Siemens Sentron SB TP01 Series - Page 69

Time Current Characteristic Curves
65
Ground Fault Protection (curves and parameter screens for units with Ground Fault Protection)
0.1
0.1
1
1
10
10
100
100
xI
r
xI
r
10
10
1
1
0.1
0.1
0.01
0.01
Time in Seconds
Time in Seconds
Ground Fault
Fixed Delay
Ground Fault
I
2
t Delay
Ground
Fault
Pickup
Ground
Fault
Pickup
xI
n
xI
n