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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: 368,539
    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: 7,515
    08-02-2017, 04:05 PM Go to last post
    • Replies: 0
    • Views: 5,123
    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: 8,899
    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: 16,811
    02-23-2013, 09:31 AM Go to last post
  1. Help w/ new lathe motor - home shop

    Started by wild_musk, 06-21-2019 03:51 PM
    2 Pages
    1 2
    frame, motor, rpm, system, vfd
    • Replies: 36
    • Views: 1,500
    07-23-2019, 05:11 PM Go to last post
  2. RPC install question

    Started by RonRock, 07-22-2019 10:52 AM
    • Replies: 7
    • Views: 347
    07-23-2019, 12:54 PM Go to last post
  3. Faulty Transformer?

    Started by Richie V6, 07-17-2019 03:13 PM
    • Replies: 13
    • Views: 644
    07-23-2019, 12:49 PM Go to last post
  4. Wiring this Italian motor Delta or Y for VFD help

    Started by Cue, 07-23-2019 09:50 AM
    • Replies: 5
    • Views: 158
    07-23-2019, 12:19 PM Go to last post
  5. Thanks to those who helped! Super Clean VFD Installation

    Started by xplodee, 10-09-2015 09:05 PM
    3 Pages
    1 2 3
    • Replies: 40
    • Views: 7,147
    07-23-2019, 11:15 AM Go to last post
  6. Question Dangers of Working with Inverters?

    Started by nineandtwothirds, 07-12-2019 09:20 AM
    • Replies: 16
    • Views: 1,303
    07-23-2019, 07:02 AM Go to last post
    • Replies: 14
    • Views: 901
    07-22-2019, 07:42 PM Go to last post
  7. Cool Haas-Kamp conversion for Miller CP-300, and CP-302 200-230-460

    Started by DaveKamp, 10-14-2018 11:29 PM
    2 Pages
    1 2
    • Replies: 35
    • Views: 3,514
    07-22-2019, 03:16 PM Go to last post
    • Replies: 2
    • Views: 126
    07-22-2019, 01:29 PM Go to last post
  8. VFD worries...

    Started by chale4, 07-20-2019 12:44 PM
    3ph, back, it’s, motor, vfd 3 phase
    • Replies: 14
    • Views: 544
    07-22-2019, 11:50 AM Go to last post
  9. Inverter, Motors

    Started by Eisen, 07-15-2019 06:14 PM
    • Replies: 3
    • Views: 356
    07-21-2019, 11:40 PM Go to last post
  10. Use 20hp RPC OR convert to single phase?

    Started by Paul Cataldo, 07-16-2019 07:37 AM
    20hp, guys, method, rpc, successfully
    • Replies: 2
    • Views: 270
    07-21-2019, 06:43 PM Go to last post
  11. OT 24 volt battery charger testing

    Started by M. Moore, 07-13-2019 01:11 AM
    • Replies: 4
    • Views: 431
    07-20-2019, 01:44 AM Go to last post
  12. Rectifier test with switch hooked up to it.

    Started by Awleaphart, 04-26-2019 08:51 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 1,408
    07-19-2019, 12:12 PM Go to last post
  13. Balancing thoughts?

    Started by RonRock, 07-11-2019 04:16 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 1,391
    07-18-2019, 08:43 PM Go to last post
  14. VFD in a enclosure. Other ways than this?

    Started by rons, 07-04-2019 02:46 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 1,393
    07-18-2019, 04:23 AM Go to last post
  15. Mitsubishi Inverter Troubles

    Started by nineandtwothirds, 07-15-2019 01:03 PM
    • Replies: 5
    • Views: 275
    07-16-2019, 02:02 PM Go to last post
  16. Wiring line reactor in parallel?

    Started by saintscustomwork, 07-15-2019 10:18 AM
    asked, line, parallel, reactor, units
    • Replies: 5
    • Views: 294
    07-15-2019, 12:11 PM Go to last post
  17. Large shop wiring

    Started by 86turbodsl, 07-11-2019 12:00 PM
    corner, machines, run, shop, wood
    • Replies: 17
    • Views: 734
    07-15-2019, 05:25 AM Go to last post
  18. 15HP RPC Build

    Started by Ryanjax, 07-28-2017 11:22 AM
    • Replies: 13
    • Views: 1,826
    07-13-2019, 07:37 PM Go to last post
  19. Anybody know toolnut?

    Started by RonRock, 07-12-2019 04:41 PM
    buy, concerned, happen, stuff, supposed
    • Replies: 0
    • Views: 307
    07-12-2019, 04:41 PM Go to last post
  20. 3 Phase inverter,

    Started by griff25-06, 07-07-2019 04:05 PM
    240v, 2hp, 415v, inverter, phase
    • Replies: 8
    • Views: 840
    07-12-2019, 12:10 PM Go to last post
  21. Will bad start capacitor blow fuse?

    Started by gmoushon, 07-10-2019 05:50 AM
    2 Pages
    1 2
    bad, capacitor, motor, plate, start
    • Replies: 21
    • Views: 953
    07-12-2019, 08:49 AM Go to last post
  22. QWIK-STOP any documentation around?

    Started by danielwenzel, 05-14-2008 01:15 PM
    • Replies: 3
    • Views: 3,260
    07-11-2019, 09:51 PM Go to last post
  23. Three phase 200 volt motor

    Started by Don Gitzel, 07-09-2019 10:31 AM
    motor, running, volt, volts, wary
    • Replies: 3
    • Views: 357
    07-11-2019, 08:18 PM Go to last post
  24. Need a little help with my RPC build.

    Started by RonRock, 07-08-2019 04:36 PM
    • Replies: 5
    • Views: 502
    07-11-2019, 03:49 PM Go to last post
    • Replies: 10
    • Views: 642
    07-09-2019, 11:12 AM Go to last post
  25. How to size a correct DBR and cables?

    Started by BORSH, 07-08-2019 11:16 AM
    braking resistor, dbr, vfd
    • Replies: 3
    • Views: 405
    07-09-2019, 09:00 AM Go to last post
    • Replies: 1
    • Views: 449
    07-08-2019, 09:00 AM Go to last post
  26. Jog with VFD.

    Started by EtienneNavaar, 09-05-2012 08:04 PM
    • Replies: 11
    • Views: 8,096
    07-06-2019, 02:58 PM Go to last post
    • Replies: 2
    • Views: 540
    07-05-2019, 12:11 PM Go to last post
  27. Help in Diagnosing Problem - VFD, Motor, or Transformer???

    Started by smo10018, 06-28-2019 04:12 PM
    2 Pages
    1 2
    drive, error, power, transformer, vfd
    • Replies: 21
    • Views: 1,006
    07-05-2019, 11:08 AM Go to last post
  28. Seeking Specific Electric Motor for DIY Project

    Started by educatedguess417, 06-29-2019 01:07 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,338
    07-04-2019, 12:13 AM Go to last post
  29. Opinions on lower cost VFDs?

    Started by Solarbell, 08-07-2018 06:21 PM
    1ph, 230v, 3ph, input, vfds
    • Replies: 18
    • Views: 1,897
    06-27-2019, 06:59 PM Go to last post
  30. 240/480 from a single RPC w/o transformer?

    Started by TDegenhart, 06-26-2019 02:44 PM
    motor, phase, volt, voltage, volts
    • Replies: 3
    • Views: 352
    06-26-2019, 07:46 PM Go to last post
    • Replies: 6
    • Views: 666
    06-26-2019, 06:50 PM Go to last post
    • Replies: 17
    • Views: 23,758
    06-26-2019, 04:33 PM Go to last post
  31. 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: 33
    • Views: 1,917
    06-25-2019, 04:09 PM Go to last post
  32. VFD Ramp Times with high enertia loads?

    Started by rons, 06-22-2019 10:24 AM
    equal, numbers, searched, seconds, times
    • Replies: 17
    • Views: 734
    06-24-2019, 04:06 PM Go to last post
  33. 50Hz versus 60Hz and power generation needed question

    Started by Milacron, 05-24-2019 07:56 AM
    4 Pages
    1 2 3 ... 4
    10%, means, motors, power, savings
    • Replies: 60
    • Views: 3,797
    06-23-2019, 08:20 PM Go to last post

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