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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: 195
    • Views: 435,530
    02-03-2021, 02:21 PM Go to last post
  2. Sticky Thread Sticky: Motor drum switch wiring references Please look before asking

    Started by JST, 04-13-2020 10:13 PM
    drum, phase, single, step, switch
    • Replies: 1
    • Views: 3,457
    04-13-2020, 10:13 PM Go to last post
  3. 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: 17,671
    08-02-2017, 04:05 PM Go to last post
    • Replies: 0
    • Views: 10,266
    04-03-2017, 01:11 PM Go to last post
  4. Sticky Thread Sticky: Please keep threads to one subject as much as possible

    Started by JST, 01-10-2016 01:09 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: 14,313
    01-10-2016, 01:09 AM Go to last post
  5. Sticky Thread Sticky: A reminder.... please make your thread title meaningful

    Started by JST, 02-23-2013 10:31 AM
    • Replies: 0
    • Views: 22,412
    02-23-2013, 10:31 AM Go to last post
    • Replies: 13
    • Views: 759
    09-24-2021, 08:58 AM Go to last post
  1. Eight wire motor wiring?

    Started by BHolcombe, 09-22-2021 07:40 AM
    accomplish, i’m, messed, motor, wiring
    • Replies: 14
    • Views: 768
    09-24-2021, 08:36 AM Go to last post
    • Replies: 9
    • Views: 609
    09-23-2021, 05:13 PM Go to last post
  2. Shear wiring starter coil voltage

    Started by joebass, 09-23-2021 02:00 PM
    • Replies: 1
    • Views: 97
    09-23-2021, 04:43 PM Go to last post
  3. Bit off topic but need help with house wiring

    Started by Froneck, 09-20-2021 02:37 AM
    3 Pages
    1 2 3
    hot, neutral, power, switch, wire
    • Replies: 40
    • Views: 1,312
    09-23-2021, 02:09 PM Go to last post
  4. Shop/Barrel/Drum Fan Electric Motor

    Started by ls2005019227, 09-18-2021 12:35 PM
    • Replies: 5
    • Views: 396
    09-23-2021, 12:55 AM Go to last post
  5. Dynamic Braking for Induction Motor

    Started by markz528, 09-10-2021 02:44 PM
    braking, capacitors, dynamic, induction, motor
    • Replies: 10
    • Views: 838
    09-23-2021, 12:22 AM Go to last post
  6. Reforming Capacitors For A V.F.D.

    Started by Jim Kennedy, 02-27-2017 03:01 AM
    2 Pages
    1 2
    • Replies: 37
    • Views: 8,010
    09-22-2021, 06:43 PM Go to last post
  7. VFDs running off Generator? How clean does power need to be?

    Started by mmurray70, 09-20-2021 10:39 AM
    2 Pages
    1 2
    inverter, light, nice, pump, towers
    • Replies: 23
    • Views: 835
    09-22-2021, 05:49 PM Go to last post
  8. Allen-Bradley 709 TOD

    Started by geshka, 09-18-2021 07:45 PM
    • Replies: 11
    • Views: 553
    09-22-2021, 02:00 PM Go to last post
  9. AB 1333 phase loss

    Started by bob, 09-20-2021 10:16 AM
    changed, loss, parameter, phase, protection
    • Replies: 5
    • Views: 283
    09-22-2021, 10:57 AM Go to last post
  10. Variac to Reformat VFD Caps

    Started by Chuck Evans, 10-13-2016 03:27 PM
    • Replies: 19
    • Views: 2,250
    09-22-2021, 10:33 AM Go to last post
  11. VFD Experience & Recommendation Request

    Started by WickedTwins, 09-21-2021 10:56 AM
    230v, hitachi, motor, phase, vfd
    • Replies: 0
    • Views: 132
    09-21-2021, 10:56 AM Go to last post
  12. AC to DC Converter Question.

    Started by atomarc, 09-17-2021 05:57 PM
    controls, converter, conveyor, motor, volt
    • Replies: 15
    • Views: 1,124
    09-19-2021, 09:43 AM Go to last post
  13. Arco phase converter

    Started by JesseBo, 09-17-2021 08:27 PM
    • Replies: 7
    • Views: 422
    09-19-2021, 08:57 AM Go to last post
  14. Help please

    Started by standingbear, 09-18-2021 01:57 PM
    drive, make, motors, phase, vfd
    • Replies: 3
    • Views: 414
    09-18-2021, 10:00 PM Go to last post
  15. HELP: 115v Motor Wiring to Switch & Cord

    Started by holtzapffelFan, 09-03-2021 08:32 PM
    2 Pages
    1 2
    • Replies: 28
    • Views: 1,242
    09-18-2021, 06:14 PM Go to last post
    • Replies: 2
    • Views: 210
    09-18-2021, 01:42 PM Go to last post
  16. KB VFD with "SC" fault

    Started by Veteran Bicycle, 09-11-2021 06:19 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,177
    09-17-2021, 04:14 PM Go to last post
    • Replies: 23
    • Views: 1,355
    09-16-2021, 04:42 PM Go to last post
  17. Us motors

    Started by Benjie, 08-16-2021 04:04 PM
    converter, info, i’m, motors, phase
    • Replies: 15
    • Views: 961
    09-16-2021, 03:36 PM Go to last post
  18. Weiler matador transformer

    Started by ulquiorra, 06-12-2021 07:50 AM
    3 Pages
    1 2 3
    • Replies: 46
    • Views: 2,942
    09-16-2021, 01:41 PM Go to last post
  19. Using a VFD to power a cnc mill?

    Started by MacroPc, 09-10-2021 10:15 AM
    machine, phase, power, vfd, work
    • Replies: 9
    • Views: 691
    09-15-2021, 02:39 PM Go to last post
  20. 480v stepup to grive mill.

    Started by tnrcboatracer, 09-12-2021 07:41 AM
    460v, 3ph, vfd, mill, shop
    • Replies: 1
    • Views: 304
    09-14-2021, 08:32 AM Go to last post
  21. Motor overheat question

    Started by bob, 08-29-2021 12:15 PM
    • Replies: 13
    • Views: 1,092
    09-10-2021, 02:07 PM Go to last post
  22. Selling a Phase Technology DPC 20

    Started by Gackman, 12-13-2019 10:54 AM
    delta/wye, dpc, leg, longer, transformer
    • Replies: 8
    • Views: 1,942
    09-08-2021, 08:37 AM Go to last post
  23. reversing direction on Wagner 220V 1 Ø

    Started by indychuck, 08-31-2021 06:43 PM
    • Replies: 7
    • Views: 638
    09-06-2021, 04:25 PM Go to last post
  24. Anyone using the newest model of Phase Perfects?

    Started by SND, 08-19-2021 06:32 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,712
    09-06-2021, 05:22 AM Go to last post
  25. Input for 40HP RPC?

    Started by SND, 09-03-2021 07:50 AM
    1ph, 40hp, cnc, pt-355, rpc
    • Replies: 4
    • Views: 392
    09-04-2021, 04:14 PM Go to last post
  26. Hitachi VFD for small 3ph motor

    Started by BHolcombe, 09-04-2021 08:05 AM
    3ph, control, machine, small, vfd
    • Replies: 4
    • Views: 301
    09-04-2021, 03:28 PM Go to last post
  27. Y start Delta run starter wiring

    Started by Able Trade, 08-25-2021 03:13 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,384
    09-03-2021, 11:34 AM Go to last post
  28. any one in need of a GE 9T51B8 Transformer

    Started by 1yesca, 09-03-2021 10:51 AM
    • Replies: 0
    • Views: 296
    09-03-2021, 10:51 AM Go to last post
  29. DC Drives, Single Phase and 3ph input, RPC

    Started by rpseguin, 09-02-2021 04:47 PM
    input, sabina, drives, drive, systems
    • Replies: 7
    • Views: 568
    09-03-2021, 12:41 AM Go to last post
  30. Tying multiple wires together instead of a single large conductor..?

    Started by 52 Ford, 08-29-2021 11:55 PM
    3 Pages
    1 2 3
    awg, cord, conductors, single, wires
    • Replies: 46
    • Views: 2,744
    09-01-2021, 09:54 PM Go to last post
  31. Working on window AC unit. Capacitor question.

    Started by JoeE., 08-29-2021 08:44 PM
    compressor, fan, heat, running, unit
    • Replies: 5
    • Views: 687
    08-31-2021, 10:20 AM Go to last post
    • Replies: 7
    • Views: 612
    08-30-2021, 01:22 PM Go to last post
  32. Load off panel without breaker?

    Started by lucky7, 08-21-2021 09:09 AM
    2 Pages
    1 2
    breaker, guy, legal, load, panel
    • Replies: 23
    • Views: 1,240
    08-30-2021, 10:03 AM Go to last post
  33. Machine power switch wont stay on

    Started by SwedishMachinist, 08-25-2021 10:56 AM
    • Replies: 7
    • Views: 593
    08-27-2021, 03:25 AM Go to last post
  34. Bit off topic electronis help

    Started by Froneck, 08-20-2021 08:18 PM
    • Replies: 18
    • Views: 988
    08-26-2021, 11:58 AM Go to last post
  35. 575v Transformer vs 3 phase line reactor?

    Started by amoniave, 08-19-2021 01:36 PM
    575v, amp, line, phase, transformer
    • Replies: 7
    • Views: 584
    08-25-2021, 09:25 PM Go to last post

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