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Back220V Wire and Fuse Sizes for Single-Phase Induction Motors
| Motor, hp | Approx. Full-Load Current | Extension Cable Wire Size | Branch Circuit Fuse Size | Approx. Rating Overload Protection |
|---|---|---|---|---|
| 1/6 | 1.6 | 16 | 15 | 1.8 |
| 1/4 | 2.3 | 16 | 15 | 2.6 |
| 1/2 | 3.7 | 14 | 15 | 4.3 |
| 3/4 | 5.1 | 12 | 15 | 5.9 |
| 1 | 6.5 | 12 | 20 | 7.5 |
| 1 1/2 | 9.2 | 10 | 30 | 10.6 |
| 2 | 12.0 | 10 | 40 | 13.8 |
| 3 | 17.0 | 8 | 50 | 19.6 |
| 5 | 28.0 | 6 | 60 | 33.4 |