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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: 318,123
    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: 1,841
    08-02-2017, 04:05 PM Go to last post
    • Replies: 0
    • Views: 2,257
    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: 6,157
    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: 13,365
    02-23-2013, 09:31 AM Go to last post
  1. OT electronics tools.Does anyone still use o - scopes anymore?

    Started by Tony Quiring, 12-16-2017 10:48 AM
    2 Pages
    1 2
    trade, years, surplus, scopes, side
    • Replies: 29
    • Views: 876
    12-17-2017, 11:53 AM Go to last post
    • Replies: 8
    • Views: 256
    12-17-2017, 10:19 AM Go to last post
  2. Problems with setting up WJ200 on my Toolmaster 1D

    Started by toolmaster1d, 12-10-2017 08:54 AM
    2 Pages
    1 2
    connected, leads, motor, power, vfd
    • Replies: 22
    • Views: 469
    12-17-2017, 10:12 AM Go to last post
  3. Old Okamoto Grinder 3Phase Switches

    Started by Jericho, 12-15-2017 07:42 PM
    • Replies: 6
    • Views: 340
    12-16-2017, 01:58 PM Go to last post
    • Replies: 0
    • Views: 90
    12-15-2017, 05:43 PM Go to last post
  4. OT: filtering EMI/RFI from LED lightbulbs

    Started by kd1yt, 12-13-2017 08:31 PM
    experience, filters, ground, light, line
    • Replies: 1
    • Views: 192
    12-13-2017, 11:10 PM Go to last post
  5. OT: Electronic project gift ideas

    Started by ewlsey, 12-09-2017 08:31 AM
    arduino, build, ideas, project, reuse
    • Replies: 5
    • Views: 269
    12-13-2017, 09:26 PM Go to last post
  6. VFD struggling to power on motor

    Started by Dan1900, 12-09-2017 07:40 PM
    motor, parameters, power, time, vfd
    • Replies: 13
    • Views: 453
    12-13-2017, 01:17 PM Go to last post
  7. 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: 257
    12-13-2017, 11:18 AM Go to last post
    • Replies: 8
    • Views: 287
    12-13-2017, 09:24 AM Go to last post
  8. Newbie questions

    Started by motryguy, 12-07-2017 10:11 PM
    • Replies: 6
    • Views: 396
    12-12-2017, 11:38 AM Go to last post
  9. RPC output conection (generated ) leg

    Started by RSL, 12-11-2017 03:40 PM
    generated, leg, rpc, wiring
    • Replies: 0
    • Views: 152
    12-11-2017, 03:40 PM Go to last post
  10. Issues with VFD and multi speed motor lathe

    Started by dstankus14, 12-11-2017 11:35 AM
    • Replies: 3
    • Views: 212
    12-11-2017, 01:07 PM Go to last post
  11. Power Usage Meter

    Started by toolmaker, 12-11-2017 07:40 AM
    meter, power, shop, subpanel, usage
    • Replies: 2
    • Views: 187
    12-11-2017, 10:01 AM Go to last post
    • Replies: 14
    • Views: 556
    12-10-2017, 06:21 PM Go to last post
  12. Largest single phase input VFD

    Started by Matt Matt, 12-04-2017 10:05 PM
    found, input, largest, phase, single
    • Replies: 15
    • Views: 749
    12-10-2017, 12:11 AM Go to last post
  13. Successful CP-200 Conversions

    Started by smilingjohn, 04-06-2012 09:25 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 77
    • Views: 27,098
    12-10-2017, 12:00 AM Go to last post
  14. Help Wiring a 3 Phase Motor

    Started by jbacc, 12-08-2017 02:45 PM
    • Replies: 4
    • Views: 205
    12-08-2017, 03:54 PM Go to last post
  15. 20/40 hp selectable RPC

    Started by rwskinner, 12-05-2017 07:29 PM
    dual, idler, rpc, selectable, starts
    • Replies: 0
    • Views: 222
    12-05-2017, 07:29 PM Go to last post
  16. 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: 2,687
    12-04-2017, 09:11 PM Go to last post
    • Replies: 14
    • Views: 373
    12-04-2017, 03:02 PM Go to last post
  17. Check my 480v 3 ph plan please

    Started by Cannonmn, 06-26-2017 08:44 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 2,734
    12-03-2017, 05:28 PM Go to last post
  18. Setting up a Bridgeport mill VFD?

    Started by beeser, 11-30-2017 07:06 AM
    • Replies: 9
    • Views: 507
    12-03-2017, 01:38 PM Go to last post
  19. Slight OT: SOOW termination to receptacle

    Started by Fredson, 12-03-2017 12:50 PM
    heat, outlet, screws, shrink, wire
    • Replies: 0
    • Views: 212
    12-03-2017, 12:50 PM Go to last post
  20. 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: 5,774
    12-03-2017, 08:00 AM Go to last post
  21. Cutler Hammer drum switch wiring for lathe

    Started by Kenzman, 06-07-2010 08:26 AM
    • Replies: 12
    • Views: 13,425
    12-02-2017, 03:20 PM Go to last post
    • Replies: 10
    • Views: 355
    12-02-2017, 01:24 AM Go to last post
    • Replies: 2
    • Views: 211
    12-01-2017, 10:24 PM Go to last post
  22. VFD or rotary phase converter

    Started by Primitive56, 11-22-2017 10:06 AM
    • Replies: 14
    • Views: 821
    11-30-2017, 08:18 PM Go to last post
  23. 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: 1,122
    11-30-2017, 02:57 PM Go to last post
  24. Transformer sizing

    Started by Saw Doctor, 11-27-2017 02:23 PM
    575v, amp, auto, converter, transformer
    • Replies: 12
    • Views: 459
    11-30-2017, 11:26 AM Go to last post
  25. Run and Start capacitor sizing for small motor

    Started by mjk, 11-29-2017 09:39 AM
    • Replies: 1
    • Views: 223
    11-29-2017, 10:15 PM Go to last post
  26. 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: 618
    11-29-2017, 09:17 PM Go to last post
    • Replies: 19
    • Views: 693
    11-29-2017, 07:16 PM Go to last post
    • Replies: 7
    • Views: 373
    11-28-2017, 05:07 PM Go to last post
    • Replies: 5
    • Views: 627
    11-28-2017, 01:24 PM Go to last post
    • Replies: 4
    • Views: 302
    11-28-2017, 06:18 AM Go to last post
  27. Breaker and fuse sizing for VFD

    Started by sandiapaul, 11-25-2017 03:07 PM
    breaker, fuse, size, switch, vfd
    • Replies: 7
    • Views: 399
    11-28-2017, 05:16 AM Go to last post
  28. 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: 387
    11-27-2017, 03:58 PM Go to last post
    • Replies: 12
    • Views: 634
    11-27-2017, 11:46 AM Go to last post

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