Table of Contents
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CURVE INFORMATION AND TABLES
Curve: IEC A
Curve #:
1
2
x P/U
1.03
11.872 23.745 35.234 47.489 60.681 72.817 84.019 91.021 109.225 121.361 136.531 136.531 156.036 156.036 182.042 182.042
1.10
3.665
7.331 11.033 14.760 18.204 21.845 25.401 29.520 33.098 36.408 40.454 43.690 47.489 52.012 54.613 57.487
1.20
1.916
3.832
5.749
1.30
1.330
2.664
3.986
1.40
1.036
2.073
3.112
1.50
0.860
1.720
2.582
1.60
0.741
1.482
2.225
1.70
0.656
1.313
1.968
1.80
0.592
1.183
1.776
1.90
0.542
1.084
1.625
2.00
0.501
1.003
1.504
2.10
0.468
0.937
1.404
2.20
0.440
0.881
1.321
2.30
0.417
0.833
1.250
2.40
0.396
0.793
1.189
2.50
0.378
0.757
1.135
2.60
0.363
0.726
1.088
2.70
0.349
0.698
1.046
2.80
0.336
0.673
1.009
2.90
0.325
0.651
0.976
3.00
0.315
0.630
0.946
3.10
0.306
0.612
0.918
3.20
0.297
0.595
0.892
3.30
0.290
0.579
0.869
3.40
0.283
0.565
0.847
3.50
0.276
0.552
0.827
3.60
0.270
0.539
0.809
3.70
0.264
0.528
0.792
3.80
0.259
0.517
0.776
3.90
0.254
0.507
0.761
4.00
0.249
0.498
0.747
4.10
0.245
0.489
0.734
4.20
0.240
0.481
0.721
4.30
0.236
0.473
0.709
4.40
0.233
0.466
0.698
4.50
0.229
0.458
0.688
4.60
0.226
0.452
0.678
4.70
0.223
0.445
0.668
4.80
0.220
0.439
0.659
4.90
0.217
0.433
0.650
5.00
0.214
0.428
0.642
5.10
0.211
0.423
0.634
5.20
0.209
0.418
0.626
5.30
0.206
0.413
0.619
5.40
0.204
0.408
0.612
5.50
0.202
0.404
0.605
5.60
0.200
0.399
0.599
5.70
0.198
0.395
0.593
5.80
0.196
0.391
0.587
5.90
0.194
0.387
0.581
6.00
0.192
0.384
0.575
6.50
0.184
0.367
0.551
7.00
0.176
0.353
0.529
7.50
0.170
0.340
0.511
8.00
0.165
0.330
0.494
8.50
0.160
0.320
0.480
9.00
0.156
0.312
0.467
9.50
0.152
0.304
0.456
10.00
0.149
0.297
0.446
10.50
0.145
0.291
0.436
11.00
0.142
0.285
0.427
11.50
0.140
0.280
0.419
12.00
0.137
0.275
0.412
12.50
0.135
0.270
0.405
7-32
3
4
5
6
7.638
9.581 11.497 13.485 15.384 17.337 19.162 21.005 22.755 24.824 26.640 28.743 30.340
5.328
6.660
7.973
9.335 10.604 12.003 13.320 14.563 16.063 17.337 18.513 19.859 21.417
4.153
5.177
6.206
7.233
3.435
4.300
5.152
6.035
2.968
3.703
4.440
5.177
2.626
3.280
3.943
4.589
2.369
2.960
3.546
4.137
2.167
2.710
3.251
3.793
2.004
2.505
3.009
3.512
1.873
2.339
2.808
3.280
1.762
2.202
2.645
3.085
1.668
2.084
2.499
2.920
1.585
1.982
2.380
2.772
1.515
1.893
2.271
2.651
1.451
1.814
2.176
2.540
1.395
1.745
2.092
2.444
1.345
1.683
2.019
2.354
1.300
1.625
1.950
2.276
1.260
1.576
1.890
2.207
1.223
1.530
1.836
2.142
1.190
1.488
1.785
2.080
1.158
1.449
1.739
2.026
1.130
1.413
1.696
1.979
1.103
1.379
1.655
1.930
1.079
1.348
1.618
1.890
1.056
1.321
1.585
1.848
1.034
1.294
1.551
1.811
1.015
1.269
1.521
1.776
0.996
1.245
1.494
1.742
0.978
1.223
1.468
1.712
0.961
1.202
1.443
1.683
0.946
1.182
1.419
1.655
0.931
1.163
1.397
1.630
0.917
1.146
1.376
1.604
0.903
1.130
1.355
1.581
0.891
1.113
1.335
1.558
0.879
1.098
1.318
1.538
0.867
1.084
1.300
1.517
0.856
1.070
1.283
1.498
0.845
1.056
1.269
1.480
0.835
1.044
1.253
1.462
0.826
1.032
1.238
1.445
0.816
1.020
1.224
1.428
0.807
1.009
1.211
1.413
0.799
0.998
1.198
1.399
0.790
0.988
1.186
1.383
0.782
0.978
1.173
1.369
0.775
0.968
1.162
1.355
0.768
0.959
1.151
1.343
0.734
0.918
1.101
1.285
0.706
0.882
1.058
1.234
0.681
0.851
1.022
1.191
0.659
0.824
0.989
1.153
0.640
0.800
0.961
1.120
0.623
0.779
0.935
1.091
0.608
0.760
0.912
1.064
0.594
0.743
0.891
1.039
0.582
0.727
0.872
1.018
0.570
0.712
0.855
0.997
0.559
0.699
0.839
0.979
0.549
0.687
0.824
0.961
0.540
0.675
0.811
0.946
7
8
9
10
Time to trip (seconds)
8.275
9.335 10.402 11.378 12.412 13.485 14.563 15.604 16.549
6.869
7.746
8.600
9.498 10.304 11.145 12.003 12.850 13.826
5.936
6.660
7.430
8.151
5.251
5.904
6.580
7.233
4.728
5.328
5.904
6.501
4.334
4.876
5.407
5.969
4.016
4.513
5.010
5.516
3.741
4.217
4.688
5.152
3.523
3.957
4.404
4.854
3.330
3.753
4.169
4.589
3.166
3.569
3.957
4.352
3.026
3.403
3.779
4.169
2.905
3.260
3.629
3.986
2.793
3.139
3.490
3.832
2.690
3.026
3.361
3.703
2.601
2.928
3.251
3.581
2.523
2.837
3.148
3.467
2.449
2.751
3.060
3.361
2.380
2.677
2.976
3.270
2.319
2.607
2.897
3.184
2.261
2.540
2.822
3.112
2.207
2.482
2.758
3.034
2.159
2.427
2.697
2.968
2.113
2.374
2.638
2.905
2.069
2.329
2.588
2.844
2.030
2.285
2.534
2.793
1.993
2.243
2.488
2.737
1.957
2.202
2.444
2.690
1.923
2.163
2.406
2.645
1.893
2.129
2.364
2.601
1.861
2.096
2.329
2.558
1.833
2.065
2.290
2.523
1.808
2.034
2.257
2.482
1.782
2.004
2.225
2.449
1.756
1.975
2.198
2.416
1.734
1.950
2.167
2.385
1.712
1.926
2.142
2.354
1.691
1.903
2.113
2.324
1.670
1.880
2.088
2.295
1.650
1.858
2.065
2.271
1.633
1.836
2.042
2.243
1.616
1.817
2.019
2.220
1.597
1.796
1.997
2.198
1.581
1.779
1.975
2.176
1.565
1.762
1.957
2.150
1.549
1.742
1.937
2.129
1.534
1.726
1.920
2.109
1.468
1.652
1.836
2.019
1.411
1.588
1.765
1.940
1.362
1.532
1.701
1.873
1.319
1.484
1.647
1.814
1.280
1.441
1.602
1.762
1.247
1.402
1.558
1.715
1.216
1.369
1.519
1.673
1.189
1.337
1.486
1.633
1.163
1.308
1.454
1.599
1.140
1.282
1.424
1.567
1.119
1.258
1.399
1.538
1.099
1.237
1.374
1.511
1.080
1.216
1.352
1.486
11
12
13
14
8.880
9.666 10.402 11.145 11.872
7.858
8.533
9.179
9.840 10.502
7.093
7.692
8.275
8.880
6.501
7.047
7.585
8.151
6.001
6.501
7.002
7.533
5.630
6.102
6.540
7.002
5.277
5.719
6.171
6.620
5.010
5.407
5.841
6.241
4.749
5.152
5.544
5.936
4.551
4.920
5.302
5.689
4.352
4.708
5.080
5.434
4.185
4.532
4.876
5.226
4.030
4.369
4.708
5.057
3.901
4.234
4.551
4.876
3.779
4.091
4.404
4.728
3.665
3.972
4.283
4.589
3.569
3.873
4.169
4.458
3.479
3.766
4.060
4.352
3.392
3.678
3.957
4.234
3.310
3.581
3.860
4.137
3.241
3.512
3.779
4.045
3.166
3.435
3.703
3.957
3.103
3.361
3.617
3.887
3.042
3.300
3.546
3.806
2.984
3.241
3.490
3.741
2.936
3.175
3.424
3.665
2.882
3.130
3.361
3.605
2.837
3.077
3.310
3.546
2.793
3.026
3.260
3.490
2.751
2.976
3.213
3.435
2.710
2.936
3.166
3.392
2.671
2.897
3.121
3.340
2.638
2.852
3.077
3.290
2.601
2.815
3.034
3.251
2.570
2.779
2.992
3.213
2.534
2.744
2.960
3.166
2.505
2.717
2.920
3.130
2.477
2.684
2.890
3.094
2.449
2.651
2.859
3.060
2.422
2.626
2.822
3.026
2.395
2.594
2.793
2.992
2.369
2.570
2.765
2.968
2.349
2.546
2.737
2.936
2.324
2.517
2.710
2.905
2.304
2.494
2.684
2.874
2.202
2.385
2.570
2.751
2.117
2.295
2.471
2.645
2.042
2.211
2.385
2.552
1.979
2.142
2.309
2.471
1.920
2.080
2.243
2.401
1.870
2.026
2.180
2.339
1.823
1.975
2.129
2.280
1.782
1.930
2.080
2.229
1.745
1.890
2.034
2.180
1.709
1.851
1.993
2.137
1.678
1.817
1.957
2.096
1.647
1.785
1.923
2.061
1.621
1.756
1.893
2.026
15
16
9.498
8.669
8.031
7.481
7.047
6.660
6.350
6.068
5.810
5.573
5.381
5.201
5.033
4.898
4.749
4.628
4.513
4.422
4.317
4.217
4.137
4.060
3.986
3.915
3.846
3.779
3.728
3.665
3.617
3.558
3.512
3.467
3.424
3.382
3.340
3.300
3.260
3.232
3.194
3.166
3.130
3.103
3.068
2.936
2.822
2.724
2.638
2.564
2.494
2.433
2.374
2.324
2.280
2.238
2.198
2.163
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