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US CURVES
0BCURVES FOR TIME CHARACTERISTICS
I.3.4. U4. EXTREMELY INVERSE
+
−
=
B
1
I
I
A
*
M
T
α
o
operate
A = 5,67 B = 0,0352
α
= 2 Tr = 5,67
Theoretical values given by the equation:
M \ I/Io
0,1
0,25
0,5
0,90
1,05
1,10
1,20
1,30
1,5
2
3
5
10
20
40
0.5
2,864
3,024
3,780
14,921 27,676 13,518
6,461
4,126
2,286
0,963
0,372
0,136
0,046
0,025
0,019
0,6
3,436
3,629
4,536
17,905 33,211 16,221
7,753
4,952
2,743
1,155
0,446
0,163
0,055
0,030
0,023
0,7
4,009
4,234
5,292
20,889 38,747 18,925
9,045
5,777
3,200
1,348
0,521
0,190
0,065
0,035
0,027
0,8
4,582
4,838
6,048
23,874 44,282 21,628
10,337
6,602
3,657
1,540
0,595
0,217
0,074
0,040
0,031
1,0
5,727
6,048
7,560
29,842 55,352 27,035
12,922
8,253
4,571
1,925
0,744
0,271
0,092
0,049
0,039
1,5
8,591
9,072
11,340
44,763 83,028 40,553
19,382 12,379
6,857
2,888
1,116
0,407
0,139
0,074
0,058
2,0
11,455 12,096 15,120
59,684 110,705 54,070
25,843 16,505
9,142
3,850
1,488
0,543
0,185
0,099
0,077
2,5
14,318 15,120 18,900
74,605 138,381 67,588
32,304 20,631 11,428
4,813
1,860
0,679
0,231
0,124
0,097
3,0
17,182 18,144 22,680
89,526 166,057 81,106
38,765 24,758 13,714
5,776
2,232
0,814
0,277
0,148
0,116
3,5
20,045 21,168 26,460 104,447 193,733 94,623
45,225 28,884 15,999
6,738
2,604
0,950
0,324
0,173
0,136
4,0
22,909 24,192 30,240 119,368 221,409 108,141 51,686 33,010 18,285
7,701
2,976
1,086
0,370
0,198
0,155
4,5
25,773 27,216 34,020 134,289 249,085 121,658 58,147 37,137 20,570
8,663
3,348
1,222
0,416
0,222
0,174
5,0
28,636 30,240 37,800 149,211 276,761 135,176 64,608 41,263 22,856
9,626
3,720
1,357
0,462
0,247
0,194
5,5
31,500 33,264 41,580 164,132 304,438 148,694 71,069 45,389 25,142
10,589
4,092
1,493
0,509
0,272
0,213
6,0
34,364 36,288 45,360 179,053 332,114 162,211 77,529 49,516 27,427
11,551
4,464
1,629
0,555
0,296
0,232
6,5
37,227 39,312 49,140 193,974 359,790 175,729 83,990 53,642 29,713
12,514
4,836
1,764
0,601
0,321
0,252
7,0
40,091 42,336 52,920 208,895 387,466 189,246 90,451 57,768 31,998
13,476
5,208
1,900
0,647
0,346
0,271
7,5
42,955 45,360 56,700 223,816 415,142 202,764 96,912 61,894 34,284
14,439
5,580
2,036
0,694
0,371
0,291
8,0
45,818 48,384 60,480 238,737 442,818 216,282 103,373 66,021 36,570
15,402
5,952
2,172
0,740
0,395
0,310
8,5
48,682 51,408 64,260 253,658 470,494 229,799 109,833 70,147 38,855
16,364
6,324
2,307
0,786
0,420
0,329
9,0
51,545 54,432 68,040 268,579 498,170 243,317 116,294 74,273 41,141
17,327
6,696
2,443
0,832
0,445
0,349
9,5
54,409 57,456 71,820 283,500 525,847 256,834 122,755 78,400 43,426
18,289
7,068
2,579
0,878
0,469
0,368
10,0
57,273 60,480 75,600 298,421 553,523 270,352 129,216 82,526 45,712
19,252
7,440
2,715
0,925
0,494
0,387
10,5
60,136 63,504 79,380 313,342 581,199 283,870 135,676 86,652 47,998
20,215
7,811
2,850
0,971
0,519
0,407
11,0
63,000 66,528 83,160 328,263 608,875 297,387 142,137 90,779 50,283
21,177
8,183
2,986
1,017
0,544
0,426
11,5
65,864 69,552 86,940 343,184 636,551 310,905 148,598 94,905 52,569
22,140
8,555
3,122
1,063
0,568
0,446
12,0
68,727 72,576 90,720 358,105 664,227 324,422 155,059 99,031 54,854
23,102
8,927
3,257
1,110
0,593
0,465
12,5
71,591 75,600 94,500 373,026 691,903 337,940 161,520 103,157 57,140
24,065
9,299
3,393
1,156
0,618
0,484
13,0
74,455 78,624 98,280 387,947 719,580 351,458 167,980 107,284 59,426
25,028
9,671
3,529
1,202
0,642
0,504
13,5
77,318 81,648 102,060 402,868 747,256 364,975 174,441 111,410 61,711
25,990 10,043
3,665
1,248
0,667
0,523
14,0
80,182 84,672 105,840 417,789 774,932 378,493 180,902 115,536 63,997
26,953 10,415
3,800
1,295
0,692
0,542
14,5
83,045 87,696 109,620 432,711 802,608 392,010 187,363 119,663 66,282
27,915 10,787
3,936
1,341
0,716
0,562
15,0
85,909 90,720 113,400 447,632 830,284 405,528 193,823 123,789 68,568
28,878 11,159
4,072
1,387
0,741
0,581
Summary of Contents for smART P500
Page 1: ...Instruction Manual Multifunction Protection Relay smART P500...
Page 23: ...2BTABLES INDEX THIS PAGE HAS BEEN LEFT BLANK INTENTIONALLY...
Page 39: ...5BHARDWARE FEATURES INTRODUCTION Figure 1 9 Wye Wye Connection measured neutral...
Page 40: ...5BHARDWARE FEATURES INTRODUCTION Figure 1 10 Wye Wye Connection sensitive neutral...
Page 41: ...5BHARDWARE FEATURES INTRODUCTION Figure 1 11 Open Delta Connection measured neutral...
Page 42: ...5BHARDWARE FEATURES INTRODUCTION Figure 1 12 Open Delta Connection sensitive neutral...
Page 511: ...2BANSI CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 6 Moderately ANSI curve...
Page 513: ...2BANSI CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 7 Very inverse ANSI curve...
Page 515: ...2BANSI CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 8 Extremely inverse ANSI curve...
Page 532: ...4BRECLOSER CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 14 Recloser Curves 101 119...
Page 535: ...4BRECLOSER CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 15 Recloser Curves 120 142...
Page 538: ...4BRECLOSER CURVES 0BCURVES FOR TIME CHARACTERISTICS Figure I 16 Recloser Curves 151 202...