Transformer Full Load Current in Amps, 3 Phase Circuits
Formula: Three Phase kVA = Volts x Amps x 1.73 / 1000
kVA
Rating |
208V |
240V |
480V |
600V |
| 3.0 |
8.34 |
7.23 |
3.61 |
2.89 |
| 9.0 |
25.01 |
21.68 |
10.84 |
8.67 |
| 15.0 |
41.69 |
36.13 |
18.06 |
14.45 |
| 30.0 |
83.37 |
72.25 |
36.13 |
28.90 |
| 45.0 |
125.06 |
108.38 |
54.19 |
43.35 |
| 75.0 |
208.43 |
180.64 |
90.32 |
72.25 |
| 112.5 |
312.64 |
271.95 |
135.48 |
108.38 |
Warning: When using this information to perform electrical work, call a licensed electrician or consult the NEC® for safety.
All licensed electricians have passed examinations covering the National Electric Code®, know state and local building codes,
and may carry insurance to cover damages