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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: 366,007
    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: 7,217
    08-02-2017, 04:05 PM Go to last post
    • Replies: 0
    • Views: 4,921
    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: 8,709
    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: 16,520
    02-23-2013, 09:31 AM Go to last post
  1. No Load Motor Temperature Rise

    Started by ptsmith, 06-16-2019 10:30 PM
    • Replies: 16
    • Views: 302
    06-17-2019, 04:32 PM Go to last post
    • Replies: 18
    • Views: 528
    06-17-2019, 12:49 PM Go to last post
  2. 50Hz versus 60Hz and power generation needed question

    Started by Milacron, 05-24-2019 07:56 AM
    3 Pages
    1 2 3
    10%, means, motors, power, savings
    • Replies: 52
    • Views: 2,821
    06-17-2019, 10:09 AM Go to last post
    • Replies: 7
    • Views: 324
    06-17-2019, 06:06 AM Go to last post
    • Replies: 12
    • Views: 317
    06-17-2019, 01:51 AM Go to last post
    • Replies: 7
    • Views: 594
    06-17-2019, 01:03 AM Go to last post
  3. Smart and Brown 1024 VSL

    Started by George Liquor, 06-05-2019 11:03 AM
    2 Pages
    1 2
    110v, 240v, side, tansformer, things
    • Replies: 31
    • Views: 1,238
    06-16-2019, 08:29 PM Go to last post
  4. OT Clamping diode on inductor

    Started by Jeremy, 06-07-2019 05:52 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,153
    06-16-2019, 12:33 PM Go to last post
    • Replies: 3
    • Views: 218
    06-16-2019, 12:07 PM Go to last post
  5. Plasma cutter with phase converter

    Started by MetalArtistCandy, 05-31-2019 08:21 PM
    converter, cutter, neighbor, phase, plasma
    • Replies: 4
    • Views: 504
    06-16-2019, 11:47 AM Go to last post
    • Replies: 3
    • Views: 383
    06-16-2019, 11:46 AM Go to last post
  6. Oscilloscope and power analyzers?

    Started by SND, 05-01-2019 05:56 AM
    4 Pages
    1 2 3 ... 4
    $10k, analyzers, fast, power, throw
    • Replies: 63
    • Views: 3,370
    06-15-2019, 01:55 PM Go to last post
  7. Hitachi WJ200 VFD Factory Restore Not Working

    Started by ptsmith, 06-12-2019 11:52 PM
    change, restore, set, vfd, wj200
    • Replies: 2
    • Views: 275
    06-14-2019, 10:19 PM Go to last post
  8. Transforming converter voltage

    Started by Don Gitzel, 06-13-2019 08:19 AM
    ground, phase, reference, transformer, voltage
    • Replies: 4
    • Views: 283
    06-14-2019, 09:10 AM Go to last post
  9. Contact cleaning

    Started by 9100, 06-04-2019 10:22 PM
    3 Pages
    1 2 3
    contact, contacts, leaves, loaded, switch
    • Replies: 40
    • Views: 1,573
    06-12-2019, 08:08 AM Go to last post
  10. Line reactor selection for singe phase

    Started by SND, 06-10-2019 04:32 AM
    1ph, half, reactor, running, side
    • Replies: 4
    • Views: 375
    06-12-2019, 05:31 AM Go to last post
    • Replies: 13
    • Views: 671
    06-12-2019, 01:02 AM Go to last post
  11. Self assembled rotary Phase Converter

    Started by Don Gitzel, 06-11-2019 10:15 PM
    • Replies: 1
    • Views: 238
    06-11-2019, 10:21 PM Go to last post
  12. Load checking a generator?

    Started by Cole2534, 06-11-2019 08:47 AM
    create, generator, load, output, test
    • Replies: 17
    • Views: 455
    06-11-2019, 09:55 PM Go to last post
  13. Self assembled

    Started by Don Gitzel, 06-11-2019 10:02 AM
    • Replies: 5
    • Views: 379
    06-11-2019, 09:19 PM Go to last post
    • Replies: 12
    • Views: 588
    06-11-2019, 11:06 AM Go to last post
  14. Reverse switch wiring help for newer motor on Logan lathe

    Started by jason lake, 07-08-2016 07:27 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 5,026
    06-09-2019, 07:17 PM Go to last post
  15. Pulse width modulation for a valve

    Started by YoungDen, 06-09-2019 09:04 AM
    easy, hydraulic, motor, pump, valve
    • Replies: 1
    • Views: 225
    06-09-2019, 01:30 PM Go to last post
    • Replies: 54
    • Views: 3,093
    06-08-2019, 10:41 PM Go to last post
  16. Miller deltaweld 450 converted to single phase

    Started by Troy25, 03-21-2018 09:06 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 3,030
    06-08-2019, 11:54 AM Go to last post
    • Replies: 0
    • Views: 200
    06-08-2019, 10:02 AM Go to last post
    • Replies: 24
    • Views: 2,042
    06-06-2019, 11:44 PM Go to last post
  17. Mag Starter help. Tree Mill

    Started by Ivan Vegvary, 06-05-2019 03:37 PM
    120v, 240v, mill, motor, power
    • Replies: 9
    • Views: 609
    06-06-2019, 03:16 PM Go to last post
  18. High leg three phase distribution

    Started by 9100, 06-03-2019 05:25 PM
    box, breakers, high, phase, service
    • Replies: 5
    • Views: 447
    06-04-2019, 11:55 PM Go to last post
  19. Problem with rotary converter hook up

    Started by skipjackbill, 06-04-2019 11:51 AM
    delta, lathe, motor, short, wired
    • Replies: 4
    • Views: 264
    06-04-2019, 11:02 PM Go to last post
  20. 3 Phase to single phase

    Started by alientrader1, 06-01-2019 12:00 PM
    converted, dave, lincoln, phase, single
    • Replies: 8
    • Views: 906
    06-03-2019, 10:07 PM Go to last post
  21. Half speed motor issue

    Started by Mr.Green, 05-28-2019 08:47 PM
    • Replies: 14
    • Views: 860
    06-01-2019, 11:20 PM Go to last post
    • Replies: 7
    • Views: 484
    05-31-2019, 11:39 PM Go to last post
  22. Nardini 1440 3 phase options

    Started by 47chevycoe, 05-20-2019 07:44 PM
    lathe, nardini, options, phase, supply
    • Replies: 6
    • Views: 598
    05-30-2019, 07:59 PM Go to last post
  23. 220vac 3 phase?

    Started by Ewindward, 05-24-2019 05:31 PM
    3 Pages
    1 2 3
    • Replies: 41
    • Views: 2,446
    05-30-2019, 01:52 PM Go to last post
  24. Question Phase perfect / PT380 Jitter

    Started by amctony, 05-22-2019 05:36 PM
    flicker, haas, led, phaseperfect, pt380
    • Replies: 5
    • Views: 611
    05-30-2019, 06:24 AM Go to last post
  25. American rotary (or other) vs DIY?

    Started by CBudz, 05-25-2019 09:06 AM
    2 Pages
    1 2
    phase, motor, years, reliable, american
    • Replies: 23
    • Views: 1,458
    05-30-2019, 03:42 AM Go to last post
  26. 240v in Star VS 420v in Delta, choosing VFD.

    Started by Kiwiturner, 05-28-2019 01:54 PM
    240v, delta, home, vfd, wye
    • Replies: 2
    • Views: 365
    05-29-2019, 12:39 AM Go to last post
  27. Is a automatic motor mount base worth it?

    Started by rons, 05-21-2019 11:54 PM
    • Replies: 13
    • Views: 921
    05-28-2019, 11:40 AM Go to last post
    • Replies: 14
    • Views: 2,151
    05-26-2019, 07:22 PM Go to last post

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