E. 460 Volts Primary, Three Phase Autotransformers
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TEMCo Single Phase Autotransformers are 50/60 Hz rated and come in a NEMA 3R enclosure for indoor use as well as outdoor protection against rain and sleet. Our transformers are built to last, guaranteed. That's why we back these with a decade long warranty.
• UL Listed, CSA Approved
• Copper windings
• 50/60 Hz rated
• NEMA 3R Enclosure (for indoor or outdoor use)
Looking for a different specification? Click here to see all the primary voltage configurations, or see our full selection of autotransformers here.
Product Selection
Copper Wound Autotransformers, 460V Primary
| Select Secondary Voltage Below | |||||||||||
| kVA | 600V | 575V | 550V | 480V | 460V | 440V | 416V | 400V | 380V | 240V | 230V |
| 15 | T55360 | T55370 | T55380 | T55390 | T55400 | T55410 | T55420 | T55430 | T55440 | T55450 | T55460 |
| 30 | T55361 | T55371 | T55381 | T55391 | T55401 | T55411 | T55421 | T55431 | T55441 | T55451 | T55461 |
| 45 | T55362 | T55372 | T55382 | T55392 | T55402 | T55412 | T55422 | T55432 | T55442 | T55452 | T55462 |
| 75 | T55363 | T55373 | T55383 | T55393 | T55403 | T55413 | T55423 | T55433 | T55443 | T55453 | T55463 |
| 112.5 | T55364 | T55374 | T55384 | T55394 | T55404 | T55414 | T55424 | T55434 | T55444 | T55454 | T55464 |
| 225 | T55365 | T55375 | T55385 | T55395 | T55405 | T55415 | T55425 | T55435 | T55445 | T55455 | T55465 |
| 300 | T55366 | T55376 | T55386 | T55396 | T55406 | T55416 | T55426 | T55436 | T55446 | T55456 | T55466 |
| 450 | T55367 | T55377 | T55387 | T55397 | T55407 | T55417 | T55427 | T55437 | T55447 | T55457 | T55467 |
| 500 | T55368 | T55378 | T55388 | T55398 | T55408 | T55418 | T55428 | T55438 | T55448 | T55458 | T55468 |
| 750 | T55369 | T55379 | T55389 | T55399 | T55409 | T55419 | T55429 | T55439 | T55449 | T55459 | T55469 |
Output Amps
| kVA | Output Amps at: | ||||||||||
| 600V | 575V | 550V | 480V | 460V | 440V | 416V | 400V | 380V | 240V | 230V | |
| 15 | 14.4 | 15.1 | 15.8 | 18 | 18.8 | 19.7 | 20.8 | 21.7 | 22.8 | 36.1 | 37.7 |
| 30 | 28.9 | 30.1 | 31.5 | 36.1 | 37.7 | 39.4 | 41.6 | 43.3 | 45.6 | 72.2 | 75.3 |
| 45 | 43.3 | 45.2 | 47.2 | 54.1 | 56.5 | 59.1 | 62.5 | 64 | 68.4 | 108.3 | 112 |
| 75 | 72.2 | 75.3 | 78.7 | 90.2 | 94.1 | 98.4 | 104.1 | 108.3 | 113 | 180.4 | 188.3 |
| 112.5 | 108.3 | 112 | 118.1 | 135.3 | 141.2 | 147.6 | 156.1 | 162.4 | 170.9 | 270.6 | 282.4 |
| 225 | 216.5 | 225.9 | 236.2 | 270.6 | 282.4 | 295.2 | 312.3 | 324.8 | 341.9 | 541.2 | 564.8 |
| 300 | 288.7 | 301.2 | 314.9 | 360.9 | 376.5 | 393.7 | 416.4 | 433 | 455.8 | 721.7 | 753.1 |
| 450 | 433 | 451.9 | 472.4 | 541.3 | 564.8 | 590.5 | 624.6 | 649.5 | 683.7 | 1082 | 1129 |
| 500 | 481.1 | 502.1 | 524.9 | 601.4 | 627.6 | 656.1 | 693 | 721.7 | 759.7 | 1202 | 1255 |
| 750 | 721.7 | 753.1 | 787.3 | 902.1 | 941.4 | 984.2 | 1040.9 | 1082.6 | 1139 | 1804 | 1882 |