Tables > Motors > Current > Full-load, Direct-current

	HP 90V 120V 180V 240V 500V 550V 1/4 4 3.1 2 1.6 - - 1/3 5.2 4.1 2.6 2 - - 1/2 6.8 5.4 3.4 2.7 - - 3/4 9.6 7.6 4.8 3.8 - - 1 12.2 9.5 6.1 4.7 - - 1-1/2 - 13.2 8.3 6.6 - - 2 - 17 10.8 8.5 - - 3 - 25 16 12.2 - - 5 - 40 27 20 - - 7-1/2 - 58 - 29 13.6 12.2 10 - 76 - 38 18 16 15 - - - 55 27 24 20 - - - 72 34 31 25 - - - 89 43 38 30 - - - 106 51 46 40 - - - 140 67 61 50 - - - 173 83 75 60 - - - 206 99 90 75 - - - 255 123 111 100 - - - 341 164 148 125 - - - 425 205 185 150 - - - 506 246 222 200 - - - 675 330 294
Reprinted with permission from NFPA 70-1999, the National Electrical Code®, Copyright 1998, National Fire Protection Association, Quincy, MA 02269. This reprinted material is not the referenced subject which is represented only by the Standard in its entirety.
See also Calculations Determine the Transformer Full-load Amperes Determine the Transformer Full-load Amperes Guides Parallel Conductor sizing and ampacities for insulated conductors rated 0-2000 Volts in raceway, cable, or direct buried Compare the A/C load against the heating load and omit the smaller of the two loads Tables Full-load current, two-phase alternating-current motors Full-load current for three-phase alternating current motors Definitions Full Load Torque Motor Speeds