GE MM300 Instruction Manual page 148
Motor management system
low voltage motor protection and control
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Also See for MM300:
- Manual (158 pages) ,
- Quick start manual (77 pages) ,
- Installation recommendations (21 pages)
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PROTECTION ELEMENTS
Table 5-1: Standard overload curve trip times (in seconds)
PICKUP
STANDARD CURVE MULTIPLIERS
(× FLA)
× 1
× 2
× 3
1.01
4353.6 8707.2 13061 17414 21768 26122 30475 34829 39183 43536 47890 52243 56597 60951 65304
1.05
853.71 1707.4 2561.1 3414.9 4268.6 5122.3 5976.0 6829.7 7683.4 8537.1 9390.8 10245 11098 11952 12806
1.10
416.68 833.36 1250.0 1666.7 2083.4 2500.1 2916.8 3333.5 3750.1 4166.8 4583.5 5000.2 5416.9 5833.6 6250.2
1.20
198.86 397.72 596.58 795.44 994.30 1193.2 1392.0 1590.9 1789.7 1988.6 2187.5 2386.3 2585.2 2784.1 2982.9
1.30
126.80 253.61 380.41 507.22 634.02 760.82 887.63 1014.4 1141.2 1268.0 1394.8 1521.6 1648.5 1775.3 1902.1
1.40
91.14
182.27 273.41 364.55 455.68 546.82 637.96 729.09 820.23 911.37 1002.5 1093.6 1184.8 1275.9 1367.0
1.50
69.99
139.98 209.97 279.96 349.95 419.94 489.93 559.92 629.91 699.90 769.89 839.88 909.87 979.86 1049.9
1.75
42.41
84.83
127.24 169.66 212.07 254.49 296.90 339.32 381.73 424.15 466.56 508.98 551.39 593.81 636.22
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
5–38
Figure 5-29: Standard overload curves
The trip times for the standard overload curves are tabulated below.
× 4
× 5
× 6
× 7
116.63 145.79 174.95 204.11 233.26 262.42 291.58 320.74 349.90 379.05 408.21 437.37
86.12
107.65 129.18 150.72 172.25 193.78 215.31 236.84 258.37 279.90 301.43 322.96
66.64
83.30
99.96
116.62 133.28 149.94 166.60 183.26 199.92 216.58 233.24 249.90
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
× 8
× 9
× 10
× 11
106.62 119.95 133.27 146.60 159.93 173.25 186.58 199.91
87.46
98.39
109.32 120.25 131.19 142.12 153.05 163.98
73.16
82.31
91.46
100.60 109.75 118.89 128.04 137.18
62.19
69.96
77.73
85.51
53.56
60.25
66.95
73.64
MM300 MOTOR MANAGEMENT SYSTEM – INSTRUCTION MANUAL
CHAPTER 5: SETPOINTS
× 12
× 13
× 14
× 15
93.28
101.05 108.83 116.60
80.34
87.03
93.73
100.42
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