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GE Multilin 489 Generator Management Relay B-11
APPENDIX B B.1 TIME OVERCURRENT CURVES
B
Figure B–11: IEC CURVES B (BS142)
0.05
0.10
0.15
0.20
0.30
0.40
0.50
0.60
0.80
1.00
0.01
0.1
1
10
100
1000
0.1
1
10
100
CURRENT
(
I/Ipu
)
TRIP TIME (sec)
MULTIPLIER
489
IEC CURVE B (BS142)
808804A4.CDR
GE Multilin