5 SETTINGS
Table 5–34: TRIPPING TIMES IN SECONDS FOR IAC CURVES
DIAL
CURRENT (I/ITAP)
1.5
2.0
IAC Extremely Inverse
0.5
1.699
0.749
1.0
3.398
1.498
2.0
6.796
2.997
4.0
13.591
5.993
6.0
20.387
8.990
8.0
27.183
11.987
10.0
33.979
14.983
IAC Very Inverse
0.5
1.451
0.656
1.0
2.901
1.312
2.0
5.802
2.624
4.0
11.605
5.248
6.0
17.407
7.872
8.0
23.209
10.497
10.0
29.012
13.121
IAC Inverse
0.5
0.578
0.375
1.0
1.155
0.749
2.0
2.310
1.499
4.0
4.621
2.997
6.0
6.931
4.496
8.0
9.242
5.995
10.0
11.552
7.494
GEK-113285A
3.0
4.0
5.0
0.303
0.178
0.123
0.606
0.356
0.246
1.212
0.711
0.491
2.423
1.422
0.983
3.635
2.133
1.474
4.846
2.844
1.966
6.058
3.555
2.457
0.269
0.172
0.133
0.537
0.343
0.266
1.075
0.687
0.533
2.150
1.374
1.065
3.225
2.061
1.598
4.299
2.747
2.131
5.374
3.434
2.663
0.266
0.221
0.196
0.532
0.443
0.392
1.064
0.885
0.784
2.128
1.770
1.569
3.192
2.656
2.353
4.256
3.541
3.138
5.320
4.426
3.922
G650 Generator Protection & Control System
5.4 PROTECTION ELEMENTS
6.0
7.0
8.0
0.093
0.074
0.062
0.186
0.149
0.124
0.372
0.298
0.248
0.744
0.595
0.495
1.115
0.893
0.743
1.487
1.191
0.991
1.859
1.488
1.239
0.113
0.101
0.093
0.227
0.202
0.186
0.453
0.405
0.372
0.906
0.810
0.745
1.359
1.215
1.117
1.813
1.620
1.490
2.266
2.025
1.862
0.180
0.168
0.160
0.360
0.337
0.320
0.719
0.674
0.640
1.439
1.348
1.280
2.158
2.022
1.921
2.878
2.695
2.561
3.597
3.369
3.201
9.0
10.0
0.053
0.046
0.106
0.093
0.212
0.185
0.424
0.370
0.636
0.556
0.848
0.741
1.060
0.926
0.087
0.083
0.174
0.165
0.349
0.331
0.698
0.662
1.046
0.992
1.395
1.323
1.744
1.654
0.154
0.148
0.307
0.297
5
0.614
0.594
1.229
1.188
1.843
1.781
2.457
2.375
3.072
2.969
5-35