PUB 50412
D64RPB100 SERIES B1 DIGITAL GROUND FAULT RELAY
Revision 3
April, 2008
Page 15
Ground Fault Trip Time Delay Accuracy (cont’d):
Trip Current Level set at 4 Amps (400 A, 4 kA)
Trip delay
setpoint
@ 1.2 x Ground
Fault setpoint
@ 2 x Ground
Fault setpoint
@
≥≥≥≥
3.7 x Ground
Fault setpoint
20 ms
57 – 90 ms
34 – 53 ms
20 – 37 ms
50 ms
87 – 120 ms
64 – 83 ms
50 – 67 ms
100 ms
137 – 170 ms
114 – 133 ms
100 – 117 ms
200 ms
237 – 270 ms
214 – 233 ms
200 – 217 ms
500 ms
531 – 581 ms
507 – 544 ms
494 – 528 ms
1.0 s
1031 – 1081 ms
1007 – 1044 ms
994 – 1028 ms
2.0 s
2031 – 2081 ms
2007 – 2044 ms
1994 – 2028 ms
5.0 s
4890 – 5081 ms
4867 – 5044 ms
4853 – 5028 ms
Trip Current Level set at 6 Amps (600 A, 6 kA)
Trip delay
setpoint
@ 1.2 x Ground
Fault setpoint
@ 2 x Ground
Fault setpoint
@
≥≥≥≥
2.5 x Ground
Fault setpoint
20 ms
57 – 90 ms
34 – 53 ms
24 – 46 ms
50 ms
87 – 120 ms
64 – 83 ms
54 – 76 ms
100 ms
137 – 170 ms
114 – 133 ms
104 – 126 ms
200 ms
237 – 270 ms
214 – 233 ms
204 – 226 ms
500 ms
531 – 581 ms
507 – 544 ms
498 – 537 ms
1.0 s
1031 – 1081 ms
1007 – 1044 ms
998 – 1037 ms
2.0 s
2031 – 2081 ms
2007 – 2044 ms
1998 – 2037 ms
5.0 s
4890 – 5081 ms
4867 – 5044 ms
4857 – 5037 ms
Trip Current Level set at 9 Amps (900 A, 9 kA)
Trip delay
setpoint
@ 1.2 x Ground
Fault setpoint
@ 1.7 x Ground
Fault setpoint
20 ms
57 – 90 ms
33 – 55 ms
50 ms
87 – 120 ms
63 – 85 ms
100 ms
137 – 170 ms
113 – 135 ms
200 ms
237 – 270 ms
213 – 235 ms
500 ms
531 – 581 ms
507 – 546 ms
1.0 s
1031 – 1081 ms
1007 – 1046 ms
2.0 s
2031 – 2081 ms
2007 – 2046 ms
5.0 s
4890 – 5081 ms
4866 – 5046 ms
