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Forum: Transformers, Phase Converters and VFD

Machine voltage issues, three phase via single phase power, and variable frequency drives discussion

  1. Sticky Thread Sticky: Rotary Phase Converter Designs and Plans

    Started by Milacron, 09-21-2006 12:46 AM
    10 Pages
    1 2 3 ... 10
    • Replies: 180
    • Views: 374,608
    06-11-2019, 10:05 AM Go to last post
  2. Sticky Thread Sticky: Huanyang VFDs.... Banned from discussion

    Started by JST, 08-02-2017 04:05 PM
    banned, huanyang, sold, units, vfds
    • Replies: 0
    • Views: 8,207
    08-02-2017, 04:05 PM Go to last post
    • Replies: 0
    • Views: 5,485
    04-03-2017, 01:11 PM Go to last post
  3. Sticky Thread Sticky: Please keep threads to one subject as much as possible

    Started by JST, 01-10-2016 12:09 AM
    archives, attach, cases, cheap, close, discussion, easy, ends, fast, force, general, instance, means, original, part, pick, plan, post, question, searchable, start, subject, temporarily, thread, vfds
    • Replies: 0
    • Views: 9,282
    01-10-2016, 12:09 AM Go to last post
  4. Sticky Thread Sticky: A reminder.... please make your thread title meaningful

    Started by JST, 02-23-2013 09:31 AM
    • Replies: 0
    • Views: 17,403
    02-23-2013, 09:31 AM Go to last post
  1. 5hp motor versus 10hp power output

    Started by viragocafe, 09-21-2019 12:05 PM
    air compressor pump, compressors, horsepower, motors, torque
    • Replies: 17
    • Views: 607
    09-22-2019, 04:55 AM Go to last post
    • Replies: 1
    • Views: 194
    09-21-2019, 04:30 PM Go to last post
  2. Phase Perfect dpc-a10

    Started by Hardplates, 08-16-2019 12:55 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 102
    • Views: 5,293
    09-21-2019, 03:09 PM Go to last post
    • Replies: 14
    • Views: 569
    09-21-2019, 02:42 PM Go to last post
    • Replies: 1
    • Views: 103
    09-21-2019, 11:20 AM Go to last post
  3. Searching for a small step down transformer.

    Started by atomarc, 09-13-2019 12:37 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 663
    09-21-2019, 11:16 AM Go to last post
  4. Help me pick a 1 to 3 phase 220v converter

    Started by aronht, 09-21-2019 10:18 AM
    converter, mill, phase, pick, run
    • Replies: 0
    • Views: 143
    09-21-2019, 10:18 AM Go to last post
    • Replies: 1
    • Views: 217
    09-21-2019, 09:15 AM Go to last post
  5. Rotary Phase Converter Questions

    Started by Kevin T, 09-20-2019 06:00 PM
    american, lathe, phase, power, rpc
    • Replies: 1
    • Views: 199
    09-20-2019, 09:59 PM Go to last post
  6. Victor Lathe tie in point!?

    Started by silencerman, 09-20-2019 07:01 AM
    • Replies: 2
    • Views: 203
    09-20-2019, 11:39 AM Go to last post
    • Replies: 5
    • Views: 334
    09-20-2019, 10:00 AM Go to last post
  7. Mounting VFD and Wiring Questions

    Started by Kevin T, 09-19-2019 03:52 PM
    • Replies: 4
    • Views: 298
    09-20-2019, 12:08 AM Go to last post
    • Replies: 12
    • Views: 1,095
    09-18-2019, 11:58 AM Go to last post
  8. 2 speed 3ph motor switch wiring

    Started by tomjelly, 09-17-2019 02:39 PM
    • Replies: 0
    • Views: 199
    09-17-2019, 02:39 PM Go to last post
  9. Ignitron Shipping

    Started by 9100, 09-17-2019 08:06 AM
    amounts, bill, handle, mercury, shipper
    • Replies: 1
    • Views: 271
    09-17-2019, 10:15 AM Go to last post
  10. Wire Ferrules- When to use or not use?

    Started by Cole2534, 09-09-2019 08:38 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 1,538
    09-17-2019, 05:34 AM Go to last post
    • Replies: 6
    • Views: 567
    09-16-2019, 04:32 PM Go to last post
  11. Cool Haas-Kamp conversion for Miller CP-300, and CP-302 200-230-460

    Started by DaveKamp, 10-14-2018 11:29 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 70
    • Views: 6,265
    09-14-2019, 06:56 AM Go to last post
  12. VFD brands I should consider?

    Started by Kevin T, 09-09-2019 03:38 PM
    • Replies: 9
    • Views: 595
    09-13-2019, 01:24 PM Go to last post
  13. Which VFD for my surface grinder?

    Started by razoredgeknives, 09-08-2019 09:49 AM
    • Replies: 16
    • Views: 686
    09-13-2019, 10:41 AM Go to last post
  14. Electric heat treating oven

    Started by Joe Miranda, 09-05-2019 11:50 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,415
    09-13-2019, 06:59 AM Go to last post
  15. Ab vfd parameter clarification needed

    Started by Rick_B, 09-10-2019 02:02 PM
    • Replies: 15
    • Views: 741
    09-12-2019, 11:11 AM Go to last post
    • Replies: 9
    • Views: 1,075
    09-12-2019, 10:02 AM Go to last post
    • Replies: 5
    • Views: 524
    09-11-2019, 04:32 PM Go to last post
  16. RPC motor question

    Started by ssn vet, 09-11-2019 02:26 PM
    box, motor, rpc, wires, wiring
    • Replies: 1
    • Views: 320
    09-11-2019, 03:43 PM Go to last post
  17. 2 pole or 4 pole motor for RPC idler

    Started by ssn vet, 09-11-2019 02:38 PM
    motor, phase, pole, rpc, static
    • Replies: 1
    • Views: 309
    09-11-2019, 02:54 PM Go to last post
  18. 3 phase converter running 3 idle motors

    Started by NateF350, 09-10-2019 10:29 AM
    • Replies: 9
    • Views: 492
    09-10-2019, 06:16 PM Go to last post
  19. VFD Remote For Basic Controls Questions

    Started by ptsmith, 09-08-2019 06:37 PM
    control, emergency, lathe, vfd, wire
    • Replies: 10
    • Views: 534
    09-10-2019, 12:47 PM Go to last post
  20. Help required powering Drill Press (3 phase)

    Started by DwP666, 09-06-2019 09:08 PM
    • Replies: 12
    • Views: 1,051
    09-09-2019, 10:24 PM Go to last post
  21. VFD for duplex compressor

    Started by dschad, 09-04-2019 02:34 PM
    • Replies: 13
    • Views: 698
    09-08-2019, 08:57 PM Go to last post
  22. motor rpm

    Started by last rites, 08-30-2019 07:52 PM
    1760rpm, 7.5hp, falls, motor, rpm
    • Replies: 9
    • Views: 986
    09-08-2019, 11:28 AM Go to last post
  23. Need transformer Wiring diagram help

    Started by TFPace, 09-07-2019 01:35 PM
    canada, tformer, press, wired, guys
    • Replies: 5
    • Views: 424
    09-07-2019, 05:57 PM Go to last post
    • Replies: 0
    • Views: 328
    09-07-2019, 10:43 AM Go to last post
  24. How can I identify unmarked PSC motor leads?

    Started by nimi55, 09-02-2019 03:13 AM
    • Replies: 3
    • Views: 389
    09-05-2019, 06:46 PM Go to last post
    • Replies: 6
    • Views: 520
    09-05-2019, 10:45 AM Go to last post
  25. Use 3phase input VFD on single phase?

    Started by Rhynardt, 08-12-2019 12:12 PM
    phase, input, 3phase, single, mill
    • Replies: 11
    • Views: 1,222
    09-03-2019, 01:53 PM Go to last post
  26. Running the CP302 off 20hp RPC

    Started by Paul Cataldo, 08-19-2019 11:48 AM
    damage, guys, rpc, running, welder
    • Replies: 5
    • Views: 594
    09-02-2019, 09:10 PM Go to last post
    • Replies: 13
    • Views: 1,128
    09-02-2019, 03:26 PM Go to last post
  27. Building a RPC out of a Dahlander motor

    Started by hahnpv, 08-26-2019 07:30 PM
    • Replies: 7
    • Views: 783
    09-01-2019, 09:43 PM Go to last post

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