Sunday, November 21, 2010

Motor rated currents (approximate)

The following tables lists the approximate motor currents for various capacities and voltages

1. Induction Motors

Rating (kW)
Three-phase
Single-phase
350 V
415 V
500 V
240 V
415 V
0.06



0.7
0.4
0.09



0.9
0.5
0.12



1.2
0.7
0.18



1.5
0.9
0.25



1.9
1.1
0.37
1.3
1.1
0.9
2.8
1.6
0.55
1.8
1.6
1.3
4.0
2.3
0.75
2.4
2.0
1.7
5.0
2.9
1.1
3.4
2.9
2.4
7.2
4.1
1.5
4.5
3.7
3.1
9.3
5.4
2.2
6.3
5.3
4.4
13
7.8
3.7
10
8.4
7
22
13
5.5
13
12
10
32
18
7.5
18
16
13
43
25
11
28
23
19
62
36
15
35
30
25
82
48
18.5
45
38
31
100
58
22
53
44
37
118
68
30
68
56
48


37
85
72
60


45
100
85
71


55
125
105
88


75
165
137
113


90
185
150
125


110
210
175
145


130
245
215
180


150
320
250
210



 2. DC Motors

Rating (kW)
170 V
290 V
440 V
570 V
0.06
0.6
0.4
0.3
0.2
0.09
0.9
0.5
0.4
0.3
0.12
1.1
0.6
0.5
0.4
0.18
1.6
0.9
0.6
0.5
0.25
2.0
1.2
0.8
0.6
0.37
2.8
1.7
1.1
0.9
0.55
4.1
2.4
1.6
1.2
0.75
5.3
3.0
2.0
1.6
1.1
7.5
4.4
3.0
2.3
1.5
10
6
4
3.1
2.2
15
8.7
5.8
4.4
3.7
24
14
9.6
7.4
5.5
36
21
14
11
7.5
49
29
19
15
11

42
28
21
15

57
38
29
18.5

70
47
36
22

83
56
43
30

114
76
58
37

138
92
71
45

169
112
86
55

206
137
106
75

280
187
144
90

337
225
173
110

408
270
210
130

480
320
247
150

555
370
285

No comments:

Post a Comment