E. 460 Volts Primary, Single 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
• Aluminum or 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
460V Primary, Copper Wound, 1 Phase Autotransformers
| kVA | Select Secondary Voltage Below | ||||||
| 600V | 575V | 550V | 480V | 460V | 440V | 416V | |
| 3 | T50390 | T50400 | T50410 | T50420 | T50430 | T50440 | T50450 |
| 5 | T50391 | T50401 | T50411 | T50421 | T50431 | T50441 | T50451 |
| 7 | T50392 | T50402 | T50412 | T50422 | T50432 | T50442 | T50452 |
| 10 | T50393 | T50403 | T50413 | T50423 | T50433 | T50443 | T50453 |
| 15 | T50394 | T50404 | T50414 | T50424 | T50434 | T50444 | T50454 |
| 25 | T50395 | T50405 | T50415 | T50425 | T50435 | T50445 | T50455 |
| 37 | T50396 | T50406 | T50416 | T50426 | T50436 | T50446 | T50456 |
| 50 | T50397 | T50407 | T50417 | T50427 | T50437 | T50447 | T50457 |
| 75 | T50398 | T50408 | T50418 | T50428 | T50438 | T50448 | T50458 |
| 100 | T50399 | T50409 | T50419 | T50429 | T50439 | T50449 | T50459 |
| kVA | Select Secondary Voltage Below | |||||
| 400V | 380V | 347V | 277V | 240V | 230V | |
| 3 | T50460 | T50470 | T50480 | T50490 | T50500 | T50510 |
| 5 | T50461 | T50471 | T50481 | T50491 | T50501 | T50511 |
| 7 | T50462 | T50472 | T50482 | T50492 | T50502 | T50512 |
| 10 | T50463 | T50473 | T50483 | T50493 | T50503 | T50513 |
| 15 | T50464 | T50474 | T50484 | T50494 | T50504 | T50514 |
| 25 | T50465 | T50475 | T50485 | T50495 | T50505 | T50515 |
| 37 | T50466 | T50476 | T50486 | T50496 | T50506 | T50516 |
| 50 | T50467 | T50477 | T50487 | T50497 | T50507 | T50517 |
| 75 | T50468 | T50478 | T50488 | T50498 | T50508 | T50518 |
| 100 | T50469 | T50479 | T50489 | T50499 | T50509 | T50519 |
Output Amps
| kVA | Output Amps at: | ||||||||||||
| 600V | 575V | 550V | 480V | 460V | 440V | 416V | 400V | 380V | 347V | 277V | 240V | 230V | |
| 3 | 5 | 5.2 | 5.5 | 6.3 | 6.52 | 6.8 | 7.2 | 7.5 | 7.9 | 8.7 | 10.8 | 12.5 | 13 |
| 5 | 8.3 | 8.7 | 9.1 | 10.4 | 10.9 | 11.4 | 12 | 12.5 | 13.2 | 14.4 | 18.1 | 20.8 | 21.7 |
| 7 | 11.7 | 12.2 | 12.7 | 14.6 | 15.2 | 15.9 | 16.8 | 17.5 | 18.4 | 20.2 | 25.3 | 29.2 | 30.4 |
| 10 | 16.7 | 17.4 | 18.2 | 20.8 | 21.74 | 22.7 | 24 | 25 | 26.3 | 28.8 | 36.1 | 41.7 | 43.5 |
| 15 | 25 | 26.1 | 27.3 | 31.3 | 32.61 | 34.1 | 36.1 | 37.5 | 39.5 | 43.2 | 54.2 | 62.5 | 65.2 |
| 25 | 41.7 | 43.5 | 45.5 | 52.1 | 54.35 | 56.8 | 60.1 | 62.5 | 65.8 | 72.1 | 90.3 | 104.2 | 108.7 |
| 37 | 61.7 | 64.4 | 67.3 | 77.1 | 80.43 | 84.1 | 88.9 | 92.5 | 97.4 | 106.6 | 133.6 | 154.2 | 160.9 |
| 50 | 83.3 | 86.9 | 90.9 | 104.2 | 108.7 | 113.64 | 120.2 | 125 | 131.6 | 144.1 | 180.5 | 208.3 | 217.4 |
| 75 | 125 | 130.4 | 136.4 | 156.3 | 163 | 170.45 | 180.3 | 187.5 | 197.4 | 216.1 | 270.76 | 312.5 | 326.1 |
| 100 | 166.7 | 173.9 | 181.8 | 208.3 | 217.4 | 227.3 | 240.4 | 250 | 263.2 | 288.2 | 361.01 | 416.7 | 434.8 |