GE 469 Instruction Manual page 140

469
Motor Management Relay
Table 5–1: 469 Standard Overload Curve Multipliers
PICKUP
(× FLA)
× 1 × 2 × 3
1.01 4353.6 8707.2 13061
1.05 853.71 1707.4 2561.1
1.10 416.68 833.36 1250.0
1.20 198.86 397.72 596.58
1.30 126.80 253.61 380.41
1.40 91.14 182.27 273.41
1.50 69.99 139.98 209.97
1.75 42.41 84.83 127.24
2.00 29.16 58.32 87.47
2.25 21.53 43.06 64.59
2.50 16.66 33.32 49.98
2.75 13.33 26.65 39.98
3.00 10.93 21.86 32.80
3.25 9.15 18.29 27.44
3.50 7.77 15.55 23.32
3.75 6.69 13.39 20.08
4.00 5.83 11.66 17.49
4.25 5.12 10.25 15.37
4.50 4.54 9.08 13.63
4.75 4.06 8.11 12.17
5.00 3.64 7.29 10.93
5.50 2.99 5.98 8.97
6.00 2.50 5.00 7.49
6.50 2.12 4.24 6.36
7.00 1.82 3.64 5.46
7.50 1.58 3.16 4.75
8.00 1.39 2.78 4.16
10.00 1.39 2.78 4.16
15.00 1.39 2.78 4.16
20.00 1.39 2.78 4.16
NOTE
5–34
STANDARD CURVE MULTIPLIERS
× 4 × 5 × 6 × 7
17414 21768 26122 30475
3414.9 4268.6 5122.3 5976.0
1666.7 2083.4 2500.1 2916.8
795.44 994.30 1193.2 1392.0
507.22 634.02 760.82 887.63
364.55 455.68 546.82 637.96
279.96 349.95 419.94 489.93
169.66 212.07 254.49 296.90
116.63 145.79 174.95 204.11
86.12 107.65 129.18 150.72
66.64 83.30 99.96 116.62
53.31 66.64 79.96 93.29
43.73 54.66 65.59 76.52
36.58 45.73 54.87 64.02
31.09 38.87 46.64 54.41
26.78 33.47 40.17 46.86
23.32 29.15 34.98 40.81
20.50 25.62 30.75 35.87
18.17 22.71 27.25 31.80
16.22 20.28 24.33 28.39
14.57 18.22 21.86 25.50
11.96 14.95 17.94 20.93
9.99 12.49 14.99 17.49
8.48 10.60 12.72 14.84
7.29 9.11 10.93 12.75
6.33 7.91 9.49 11.08
5.55 6.94 8.33 9.71
5.55 6.94 8.33 9.71
5.55 6.94 8.33 9.71
5.55 6.94 8.33 9.71
Above 8.0 x Pickup, the trip time for 8.0 is used. This prevents the overload
curve from acting as an instantaneous element.
The standard overload curves equation is:
Time to Trip
= ------------------------------------------------------------------------------------------------------------------------------------------------------------------ -
0.02530337
http://www.GEindustrial.com/multilin
× 8 × 9 × 10 × 11
34829 39183 43536 47890
6829.7 7683.4 8537.1 9390.8
3333.5 3750.1 4166.8 4583.5
1590.9 1789.7 1988.6 2187.5
1014.4 1141.2 1268.0 1394.8
729.09 820.23 911.37 1002.5
559.92 629.91 699.90 769.89
339.32 381.73 424.15 466.56
233.26 262.42 291.58 320.74
172.25 193.78 215.31 236.84
133.28 149.94 166.60 183.26
106.62 119.95 133.27 146.60
87.46 98.39 109.32 120.25
73.16 82.31 91.46 100.60
62.19 69.96 77.73 85.51
53.56 60.25 66.95 73.64
46.64 52.47 58.30 64.13
41.00 46.12 51.25 56.37
36.34 40.88 45.42 49.97
32.44 36.50 40.55 44.61
29.15 32.79 36.43 40.08
23.91 26.90 29.89 32.88
19.99 22.48 24.98 27.48
16.96 19.08 21.20 23.32
14.57 16.39 18.21 20.04
12.66 14.24 15.82 17.41
11.10 12.49 13.88 15.27
11.10 12.49 13.88 15.27
11.10 12.49 13.88 15.27
11.10 12.49 13.88 15.27
Curve_Multiplier 2.2116623
×
2
Pickup 1 0.05054758
× ( )
– +
S5 Thermal Model
× 12 × 13 × 14 × 15
52243 56597 60951 65304
10245 11098 11952 12806
5000.2 5416.9 5833.6 6250.2
2386.3 2585.2 2784.1 2982.9
1521.6 1648.5 1775.3 1902.1
1093.6 1184.8 1275.9 1367.0
839.88 909.87 979.86 1049.9
508.98 551.39 593.81 636.22
349.90 379.05 408.21 437.37
258.37 279.90 301.43 322.96
199.92 216.58 233.24 249.90
159.93 173.25 186.58 199.91
131.19 142.12 153.05 163.98
109.75 118.89 128.04 137.18
93.28 101.05 108.83 116.60
80.34 87.03 93.73 100.42
69.96 75.79 81.62 87.45
61.50 66.62 71.75 76.87
54.51 59.05 63.59 68.14
48.66 52.72 56.77 60.83
43.72 47.36 51.01 54.65
35.87 38.86 41.85 44.84
29.98 32.48 34.97 37.47
25.44 27.55 29.67 31.79
21.86 23.68 25.50 27.32
18.99 20.57 22.15 23.74
16.65 18.04 19.43 20.82
16.65 18.04 19.43 20.82
16.65 18.04 19.43 20.82
16.65 18.04 19.43 20.82
(EQ 5.2)
Pickup 1
× ( )
–
GE Multilin