GE 489 User Manual

GE Power Management
489 Generator Management Relay C-1
APPENDIX C C.1 TIME OVERCURRENT CURVES
C
APPENDIX C CURVESC.1 TIME OVERCURRENT CURVES C.1.1 ANSI CURVES
Figure C–1: ANSI MODERATELY INVERSE CURVE
0.01
0.1
1
10
100
1000
0.1
1
10
100
808802A3.CDR
CURRENT (I/Ipu)
TRIP TIME (sec)
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
MODERATELY INVERSE
GE Power Management

GE 489 Specifications

General

Brand	GE
Model	489
Category	Relays
Language	English