GE 735 - Page 79

GE Power Management
735/737 Feeder Protection Relay 5-17
5 OVERCURRENT CURVES 5.4 IAC CURVES
5
Figure 5–8: IAC VERY INVERSE CURVES
735/737 IAC
VERY INVERSE CURVE
1000
100
10
1
0.1
0.1
MULTIPLE OF PICKUP CURRENT (PER UNIT)
TIME IN SECONDS
1 10 100
803657A4.CDR
1
2
3
4
5
6
7
8
9
10
CURVE MULTIPLIER
GE POWER MANAGEMENT