Motor Efficiency: NEMA_STANDARD_3PH
Motor efficiency and power factor � NEMA MG 1 efficiency and power factor data at full, 75%, and 50% load for standard and premium efficiency motors by horsepower
| motor class | hp numeric | breakdown torque pct (%) | efficiency 50 pct (%) | efficiency 75 pct (%) | efficiency fl pct (%) | fla 230V (A) | fla 460V (A) | full load slip pct (%) | hp rating | kva code letter | kw rating (kW) | locked rotor current pct (%) | locked rotor torque pct (%) | nema design | pf 50 (dimensionless) | pf 75 (dimensionless) | pf fl (dimensionless) | poles | pull up torque pct (%) | speed rpm (rpm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NEMA_STANDARD_3PH | 1 | 300 | 79.5 | 83 | 82.5 | 3.4 | 1.7 | 5 | 1 | K | 0.746 | 700 | 275 | B | 0.6 | 0.7 | 0.76 | 4 | 190 | 1,755 |
| NEMA_STANDARD_3PH | 1.5 | 290 | 81 | 84.5 | 84 | 4.8 | 2.4 | 5 | 1.5 | K | 1.119 | 680 | 265 | B | 0.62 | 0.72 | 0.78 | 4 | 185 | 1,755 |
| NEMA_STANDARD_3PH | 2 | 290 | 82 | 85 | 84 | 6.4 | 3.2 | 5 | 2 | J | 1.492 | 680 | 265 | B | 0.63 | 0.73 | 0.79 | 4 | 185 | 1,750 |
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