| NEMA SIZE | Maximum Horsepower Three Phase Motors |
||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Full Voltage Starting | Auto Transformer Starting | Part Winding Starting | Wye Delta Starting | ||||||||||||
| 200V | 230V | 460V 575V | 200V | 230V | 460V 575V | 200V | 230V | 460V 575V | 200V | 230V | 460V 575V | ||||
| 00 | 1 ½ | 1 ½ | 2 | -- | -- | -- | -- | -- | -- | -- | -- | -- | |||
| 0 | 3 | 3 | 5 | -- | -- | -- | -- | -- | -- | -- | -- | -- | |||
| 1 | 7 ½ | 7 ½ | 10 | 7 ½ | 7 ½ | 10 | 10 | 10 | 15 | 10 | 10 | 15 | |||
| 2 | 10 | 15 | 25 | 10 | 15 | 25 | 20 | 25 | 40 | 20 | 25 | 40 | |||
| 3 | 25 | 30 | 50 | 25 | 30 | 50 | 40 | 50 | 75 | 40 | 50 | 75 | |||
| 4 | 40 | 50 | 100 | 40 | 50 | 100 | 75 | 75 | 150 | 60 | 75 | 150 | |||
| 5 | 75 | 100 | 200 | 75 | 100 | 200 | 150 | 150 | 350 | 150 | 150 | 300 | |||
| 6 | 150 | 200 | 400 | 150 | 200 | 400 | -- | 300 | 600 | 300 | 350 | 700 | |||
| 7 | -- | 300 | 600 | -- | 300 | 600 | -- | 450 | 900 | 500 | 500 | 1000 | |||
| 8 | -- | 450 | 900 | -- | 450 | 900 | -- | 700 | 1400 | 750 | 800 | 1500 | |||
| 9 | -- | 800 | 1600 | -- | 800 | 1600 | -- | 1300 | 2600 | 1500 | 1500 | 3000 | |||