The following values of full-load currents are typical for motors running at speeds usual for belted motors and motors with normal torque characteristics. The voltages listed are rated motor voltages. The currents listed shall be permitted for system voltage ranges of 110 to 120, 220 to 240, 440 to 480, and 550 to 600 volts.
Horsepower | Induction-Type Squirrel Cage and Wound Rotor (Amperes) | ||||||
---|---|---|---|---|---|---|---|
115 Volts | 200 Volts | 208 Volts | 230 Volts | 460 Volts | 575 Volts | 2300 Volts | |
1/2 | 4.4 | 2.5 | 2.4 | 2.2 | 1.1 | 0.9 | - |
3/4 | 6.4 | 3.7 | 3.5 | 3.2 | 1.6 | 1.3 | - |
1 | 8.4 | 4.8 | 4.6 | 4.2 | 2.1 | 1.7 | - |
1 1/2 | 12 | 6.9 | 6.6 | 6 | 3 | 2.4 | - |
2 | 13.6 | 7.8 | 7.5 | 6.8 | 3.4 | 2.7 | - |
3 | - | 11 | 10.6 | 9.6 | 4.8 | 3.9 | - |
5 | - | 17.5 | 16.7 | 15.2 | 7.6 | 6.1 | - |
7 1/2 | - | 25.3 | 24.2 | 22 | 11 | 9 | - |
10 | - | 32.2 | 30.8 | 28 | 14 | 11 | - |
15 | - | 48.3 | 46.2 | 42 | 21 | 17 | - |
20 | - | 62.1 | 59.4 | 54 | 27 | 22 | - |
25 | - | 78.2 | 74.8 | 68 | 34 | 27 | - |
30 | - | 92 | 88 | 80 | 40 | 32 | - |
40 | - | 120 | 114 | 104 | 52 | 41 | - |
50 | - | 150 | 143 | 130 | 65 | 52 | - |
60 | - | 177 | 169 | 154 | 77 | 62 | 16 |
75 | - | 221 | 211 | 192 | 96 | 77 | 20 |
100 | - | 285 | 273 | 248 | 124 | 99 | 26 |
125 | - | 359 | 343 | 312 | 156 | 125 | 31 |
150 | - | 414 | 396 | 360 | 180 | 144 | 37 |
200 | - | 552 | 528 | 480 | 240 | 192 | 49 |
250 | - | - | - | - | 302 | 242 | 60 |
300 | - | - | - | - | 361 | 289 | 72 |
350 | - | - | - | - | 414 | 336 | 83 |
400 | - | - | - | - | 477 | 382 | 95 |
450 | - | - | - | - | 515 | 412 | 103 |
500 | - | - | - | - | 590 | 472 | 118 |