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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
    9 Pages
    1 2 3 ... 9
    • Replies: 170
    • Views: 317,768
    08-29-2017, 02:47 PM 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: 1,797
    08-02-2017, 04:05 PM Go to last post
    • Replies: 0
    • Views: 2,238
    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: 6,133
    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: 13,343
    02-23-2013, 09:31 AM Go to last post
  1. VFD struggling to power on motor

    Started by Dan1900, 12-09-2017 07:40 PM
    motor, parameters, power, time, vfd
    • Replies: 13
    • Views: 377
    12-13-2017, 01:17 PM Go to last post
    • Replies: 8
    • Views: 171
    12-13-2017, 12:46 PM Go to last post
  2. Using static 3 phase converter to feed VFD

    Started by lr172, 12-12-2017 09:58 PM
    cost, feed, input, phase, vfd
    • Replies: 6
    • Views: 207
    12-13-2017, 11:18 AM Go to last post
    • Replies: 8
    • Views: 250
    12-13-2017, 09:24 AM Go to last post
  3. Newbie questions

    Started by motryguy, 12-07-2017 10:11 PM
    • Replies: 6
    • Views: 353
    12-12-2017, 11:38 AM Go to last post
  4. OT: Electronic project gift ideas

    Started by ewlsey, 12-09-2017 08:31 AM
    arduino, build, ideas, project, reuse
    • Replies: 3
    • Views: 203
    12-12-2017, 11:35 AM Go to last post
  5. RPC output conection (generated ) leg

    Started by RSL, 12-11-2017 03:40 PM
    generated, leg, rpc, wiring
    • Replies: 0
    • Views: 119
    12-11-2017, 03:40 PM Go to last post
  6. Issues with VFD and multi speed motor lathe

    Started by dstankus14, 12-11-2017 11:35 AM
    • Replies: 3
    • Views: 187
    12-11-2017, 01:07 PM Go to last post
  7. Power Usage Meter

    Started by toolmaker, 12-11-2017 07:40 AM
    meter, power, shop, subpanel, usage
    • Replies: 2
    • Views: 159
    12-11-2017, 10:01 AM Go to last post
    • Replies: 14
    • Views: 525
    12-10-2017, 06:21 PM Go to last post
  8. Largest single phase input VFD

    Started by Matt Matt, 12-04-2017 10:05 PM
    found, input, largest, phase, single
    • Replies: 15
    • Views: 691
    12-10-2017, 12:11 AM Go to last post
  9. Successful CP-200 Conversions

    Started by smilingjohn, 04-06-2012 09:25 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 77
    • Views: 27,000
    12-10-2017, 12:00 AM Go to last post
  10. Help Wiring a 3 Phase Motor

    Started by jbacc, 12-08-2017 02:45 PM
    • Replies: 4
    • Views: 176
    12-08-2017, 03:54 PM Go to last post
  11. 20/40 hp selectable RPC

    Started by rwskinner, 12-05-2017 07:29 PM
    dual, idler, rpc, selectable, starts
    • Replies: 0
    • Views: 187
    12-05-2017, 07:29 PM Go to last post
  12. Have VFD ratings grown to handle 220V 1ph to 3ph for a 5HP motor?

    Started by Crank, 08-09-2017 10:42 AM
    3 Pages
    1 2 3
    • Replies: 50
    • Views: 2,628
    12-04-2017, 09:11 PM Go to last post
    • Replies: 14
    • Views: 351
    12-04-2017, 03:02 PM Go to last post
  13. Check my 480v 3 ph plan please

    Started by Cannonmn, 06-26-2017 08:44 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,657
    12-03-2017, 05:28 PM Go to last post
  14. Setting up a Bridgeport mill VFD?

    Started by beeser, 11-30-2017 07:06 AM
    • Replies: 9
    • Views: 468
    12-03-2017, 01:38 PM Go to last post
  15. Slight OT: SOOW termination to receptacle

    Started by Fredson, 12-03-2017 12:50 PM
    heat, outlet, screws, shrink, wire
    • Replies: 0
    • Views: 188
    12-03-2017, 12:50 PM Go to last post
  16. Please help with capacitor sizing for 7.5 HP RPC

    Started by cgrutt, 04-11-2016 08:40 PM
    2 Pages
    1 2
    capacitors, caps, mfd, rpc, run
    • Replies: 31
    • Views: 5,704
    12-03-2017, 08:00 AM Go to last post
  17. Cutler Hammer drum switch wiring for lathe

    Started by Kenzman, 06-07-2010 08:26 AM
    • Replies: 12
    • Views: 13,388
    12-02-2017, 03:20 PM Go to last post
    • Replies: 10
    • Views: 328
    12-02-2017, 01:24 AM Go to last post
    • Replies: 2
    • Views: 182
    12-01-2017, 10:24 PM Go to last post
  18. VFD or rotary phase converter

    Started by Primitive56, 11-22-2017 10:06 AM
    • Replies: 14
    • Views: 792
    11-30-2017, 08:18 PM Go to last post
  19. I need some help converting A/C current to D/C current.

    Started by gorrilla, 11-29-2017 02:52 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,087
    11-30-2017, 02:57 PM Go to last post
  20. Transformer sizing

    Started by Saw Doctor, 11-27-2017 02:23 PM
    575v, amp, auto, converter, transformer
    • Replies: 12
    • Views: 436
    11-30-2017, 11:26 AM Go to last post
  21. Run and Start capacitor sizing for small motor

    Started by mjk, 11-29-2017 09:39 AM
    • Replies: 1
    • Views: 191
    11-29-2017, 10:15 PM Go to last post
  22. rotary phase converter star up issues

    Started by EliG, 09-01-2017 12:31 PM
    idler, potential relay, rpc, start, start issues
    • Replies: 3
    • Views: 592
    11-29-2017, 09:17 PM Go to last post
    • Replies: 19
    • Views: 664
    11-29-2017, 07:16 PM Go to last post
    • Replies: 7
    • Views: 343
    11-28-2017, 05:07 PM Go to last post
    • Replies: 5
    • Views: 592
    11-28-2017, 01:24 PM Go to last post
    • Replies: 4
    • Views: 280
    11-28-2017, 06:18 AM Go to last post
  23. Breaker and fuse sizing for VFD

    Started by sandiapaul, 11-25-2017 03:07 PM
    breaker, fuse, size, switch, vfd
    • Replies: 7
    • Views: 366
    11-28-2017, 05:16 AM Go to last post
  24. Opinions on Teco VFD for 1-3 phase 3hp motor

    Started by WesM, 11-24-2017 01:19 PM
    3hp, motor, phase, teco, vfd
    • Replies: 4
    • Views: 359
    11-27-2017, 03:58 PM Go to last post
    • Replies: 12
    • Views: 600
    11-27-2017, 11:46 AM Go to last post
    • Replies: 13
    • Views: 708
    11-27-2017, 02:32 AM Go to last post
  25. Need help reducing Acceleration on older VFD

    Started by mmurray70, 11-26-2017 01:02 PM
    • Replies: 2
    • Views: 247
    11-26-2017, 05:51 PM Go to last post
  26. OT: Basic electrical question about adding diodes to a hitch light

    Started by rimcanyon, 11-05-2017 05:49 PM
    2 Pages
    1 2
    computer, hitch, light, lights, pin
    • Replies: 24
    • Views: 1,032
    11-25-2017, 08:34 PM Go to last post
  27. 460 volt to 230 volt?

    Started by comp 670, 11-21-2017 10:14 PM
    phase, running, shop, transformer, volt
    • Replies: 3
    • Views: 372
    11-23-2017, 03:08 PM Go to last post
  28. Question on hooking up a VFD

    Started by Domodude17, 11-20-2017 08:12 PM
    marked, motor, phase, terminals, vfd
    • Replies: 4
    • Views: 356
    11-21-2017, 03:52 PM Go to last post

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