GE 489 Instruction Manual page 285

APPENDIX C
1000
100
10
1
0.1
0.01
0.1
GE Power Management
GE Power Management
1
CURRENT (I/Ipu)
Figure C–3: ANSI VERY INVERSE CURVE
489 Generator Management Relay
C.1 TIME OVERCURRENT CURVES
489 ANSI
VERY INVERSE
MULTIPLIER
30.0
20.0
15.0
10.0
8.0
6.0
4.0
3.0
2.0
1.0
0.5
10
100
808800A3.DWG
C
C-3