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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: Please keep threads to one subject as much as possible

    Started by JST, 01-09-2016 11:09 PM
    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: 2,316
    01-09-2016, 11:09 PM Go to last post
  2. Sticky Thread Sticky: Rotary Phase Converter Designs and Plans

    Started by Milacron, 09-20-2006 11:46 PM
    9 Pages
    1 2 3 ... 9
    • Replies: 163
    • Views: 267,110
    12-01-2015, 04:32 PM Go to last post
  3. Sticky Thread Sticky: A reminder.... please make your thread title meaningful

    Started by JST, 02-23-2013 08:31 AM
    • Replies: 0
    • Views: 9,874
    02-23-2013, 08:31 AM Go to last post
  1. RPC operating economy vs RPC longevity.

    Started by conant, 08-28-2016 08:31 PM
    hours, machinery, rpc, set, started
    • Replies: 6
    • Views: 117
    08-28-2016, 11:48 PM Go to last post
    • Replies: 7
    • Views: 195
    08-28-2016, 10:40 PM Go to last post
  2. Shielded Wiring for VFD

    Started by datmony, 08-23-2016 12:38 PM
    controls, correct, shielded, wire, wiring
    • Replies: 13
    • Views: 467
    08-28-2016, 04:36 PM Go to last post
    • Replies: 2
    • Views: 173
    08-28-2016, 03:15 PM Go to last post
  3. Troubleshooting My Phase Converter

    Started by John Allan, 08-27-2016 07:23 PM
    converter, motor, phase, start, starter
    • Replies: 6
    • Views: 187
    08-28-2016, 03:14 PM Go to last post
  4. New service to home shop opinions

    Started by docdesigns, 08-24-2016 08:32 AM
    2 Pages
    1 2
    direct, main, neutral, phase, service
    • Replies: 24
    • Views: 1,182
    08-27-2016, 09:54 PM Go to last post
    • Replies: 6
    • Views: 485
    08-27-2016, 02:47 PM Go to last post
  5. Millrite powerfeed

    Started by webfoot, 08-01-2016 03:07 PM
    • Replies: 2
    • Views: 252
    08-27-2016, 02:22 PM Go to last post
  6. Another new VFD to the market

    Started by Matt Matt, 04-07-2016 09:12 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 2,194
    08-26-2016, 08:52 AM Go to last post
  7. Rotary Convertors in parralel and phase matching

    Started by conant, 05-02-2014 06:41 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 97
    • Views: 4,825
    08-25-2016, 06:45 PM Go to last post
    • Replies: 5
    • Views: 212
    08-25-2016, 08:24 AM Go to last post
  8. Clueless in Charleston

    Started by woodrim, 08-24-2016 06:07 PM
    • Replies: 7
    • Views: 304
    08-24-2016, 08:41 PM Go to last post
    • Replies: 5
    • Views: 365
    08-24-2016, 05:39 AM Go to last post
  9. Question Advice on how to run this motor please

    Started by Ropata, 05-18-2016 12:27 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 67
    • Views: 3,518
    08-22-2016, 10:42 AM Go to last post
  10. Welding Transformer 415Volt Suit R.P.C.

    Started by Jim Kennedy, 07-19-2016 06:05 PM
    • Replies: 9
    • Views: 510
    08-22-2016, 05:53 AM Go to last post
  11. Source for mag switch contactor?

    Started by cmdevans, 08-20-2016 12:34 PM
    • Replies: 8
    • Views: 342
    08-22-2016, 12:47 AM Go to last post
  12. Moore Jig Bore Wiring Issue

    Started by alskdjfhg, 08-20-2016 07:46 PM
    • Replies: 4
    • Views: 296
    08-21-2016, 04:55 PM Go to last post
    • Replies: 31
    • Views: 873
    08-21-2016, 07:41 AM Go to last post
    • Replies: 10
    • Views: 505
    08-20-2016, 04:23 PM Go to last post
  13. WJ200 Braking issues

    Started by jccaclimber, 08-09-2016 08:10 PM
    b095, braking, heats, mill, stop
    • Replies: 7
    • Views: 380
    08-18-2016, 10:17 PM Go to last post
  14. Drum switch guidance request

    Started by st.mitch, 08-18-2016 09:18 PM
    • Replies: 0
    • Views: 134
    08-18-2016, 09:18 PM Go to last post
    • Replies: 4
    • Views: 309
    08-18-2016, 04:56 PM Go to last post
    • Replies: 1
    • Views: 170
    08-17-2016, 09:45 PM Go to last post
  15. Need some assistace with Phase Converter sizing

    Started by BIGSKYBOB, 08-15-2016 12:36 PM
    converter, miss, motor, phase, spindle
    • Replies: 3
    • Views: 223
    08-16-2016, 08:22 AM Go to last post
    • Replies: 15
    • Views: 727
    08-15-2016, 06:34 PM Go to last post
  16. Wj200015sf Saftey Stop. How to wire

    Started by olf20, 08-12-2016 05:57 PM
    drive, logic, related, stop, wj200015sf
    • Replies: 3
    • Views: 202
    08-13-2016, 05:22 AM Go to last post
  17. Can I run a 1.5 HP 3 phase motor with a 1 HP VFD?

    Started by davefr, 07-24-2016 06:48 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,152
    08-11-2016, 01:00 PM Go to last post
  18. 2.2 kw VFD for a 1.5 HP motor

    Started by Mike ofthe North, 08-04-2016 04:37 PM
    2 Pages
    1 2
    capacity, motor, parameters, set, vfd
    • Replies: 21
    • Views: 730
    08-11-2016, 03:17 AM Go to last post
  19. DC Motor/ supply issue

    Started by gzig5, 08-07-2016 11:52 AM
    brushes, dimmer, motor, supply, voltage
    • Replies: 14
    • Views: 576
    08-09-2016, 01:55 PM Go to last post
    • Replies: 12
    • Views: 656
    08-09-2016, 08:49 AM Go to last post
  20. 18 wire 2 speed dual voltage motor puzzler

    Started by Lakeside53, 07-29-2016 06:21 PM
    • Replies: 8
    • Views: 670
    08-08-2016, 09:36 PM Go to last post
  21. 240 v to 575 v 3 phase converter project

    Started by jappietoutou, 01-12-2016 06:50 PM
    2 Pages
    1 2
    • Replies: 39
    • Views: 4,429
    08-07-2016, 06:30 PM Go to last post
  22. motor wiring issue

    Started by mat990, 08-07-2016 01:34 AM
    black, joined, motor, red, wires
    • Replies: 1
    • Views: 249
    08-07-2016, 11:48 AM Go to last post
  23. Wiring Lathe

    Started by goofycat, 08-06-2016 08:00 PM
    correct, lathe, run, wired, wires
    • Replies: 2
    • Views: 908
    08-07-2016, 11:29 AM Go to last post
  24. Confirming test on Siemens motor contactor coil failure....

    Started by Milacron, 08-01-2016 11:23 PM
    2 Pages
    1 2
    coil, contactor, mill, model, suppose
    • Replies: 28
    • Views: 884
    08-06-2016, 12:52 PM Go to last post
  25. RPC output vs. input

    Started by specfab, 08-06-2016 09:18 AM
    • Replies: 4
    • Views: 297
    08-06-2016, 12:47 PM Go to last post
  26. RPC voltmeter and indicator light

    Started by ezduzit, 07-19-2016 10:30 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 68
    • Views: 1,807
    08-05-2016, 12:41 PM Go to last post
  27. Wire Marking/Label Options

    Started by ewlsey, 08-04-2016 01:38 PM
    adhesive, lot, panels, printed, wire
    • Replies: 8
    • Views: 296
    08-04-2016, 07:59 PM Go to last post
    • Replies: 7
    • Views: 379
    08-04-2016, 05:08 PM Go to last post
  28. 5 wire electrical versus 4 wire electrical

    Started by LockNut, 07-28-2016 09:25 AM
    2 Pages
    1 2
    electrical, hook, machine, wire, wires
    • Replies: 25
    • Views: 1,049
    08-04-2016, 09:42 AM Go to last post

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