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| Home > Industry Tables & Calculators > Three Phase Motor Full Load Amps Table |
 Three Phase Motor Full Load Amps Table |
| Full Load Amperes |
| Horsepower |
208 V |
230 V |
460 V |
575 V |
Minimum
Transformer
KVA |
| 1/2 |
2.2 |
2.0 |
1.0 |
0.8 |
0.9 |
| 3/4 |
3.1 |
2.8 |
1.4 |
1.1 |
1.2 |
| 1 |
4.0 |
3.6 |
1.8 |
1.4 |
1.5 |
| 1-1/2 |
5.7 |
5.2 |
2.6 |
2.1 |
2.1 |
| 2 |
7.5 |
6.8 |
3.4 |
2.7 |
2.7 |
| 3 |
10.7 |
9.6 |
4.8 |
3.9 |
3.8 |
| 5 |
16.7 |
15.2 |
7.6 |
6.1 |
6.3 |
| 7-1/2 |
24 |
22 |
11 |
9 |
9.2 |
| 10 |
31 |
28 |
14 |
11 |
11.2 |
| 15 |
46 |
42 |
21 |
17 |
16.6 |
| 20 |
59 |
54 |
27 |
22 |
21.6 |
| 25 |
75 |
68 |
34 |
27 |
26.6 |
| 30 |
88 |
80 |
40 |
32 |
32.4 |
| 40 |
114 |
104 |
52 |
41 |
43.2 |
| 50 |
143 |
130 |
65 |
52 |
52 |
| 60 |
170 |
154 |
77 |
62 |
64 |
| 75 |
211 |
192 |
96 |
77 |
80 |
| 100 |
273 |
248 |
124 |
99 |
103 |
| 125 |
342 |
312 |
156 |
125 |
130 |
| 150 |
396 |
360 |
180 |
144 |
150 |
| 200 |
528 |
480 |
240 |
192 |
200 |
(1) When motor service factor is greater than 1, increase full load
amps proportionally.
Example: If service factor is 1.15, increase above amp values by 15%. |
| Note: If motors are started more than once per hour add 20% additional KVA. |
| (Table by Acme Electric Corporation). |
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