GE 489

C-2 489 Generator Management Relay
GE Power Management
C.1 TIME OVERCURRENT CURVES APPENDIX C
C
Figure C–2: ANSI NORMALLY INVERSE CURVE
0.01
0.1
1
10
100
1000
0.1
1
10
100
CURRENT (I/Ipu)
TRIP TIME (sec)
808801A3.CDR
0.5
1.0
2.0
3.0
4.0
6.0
8.0
10.0
15.0
20.0
30.0
MULTIPLIER
489 ANSI
NORMALLY INVERSE
GE Power Management