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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: 192
    • Views: 406,482
    06-07-2020, 09:10 PM Go to last post
  2. Sticky Thread Sticky: Motor drum switch wiring references Please look before asking

    Started by JST, 04-13-2020 10:13 PM
    drum, phase, single, step, switch
    • Replies: 1
    • Views: 1,057
    04-13-2020, 10:13 PM Go to last post
  3. 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: 12,638
    08-02-2017, 04:05 PM Go to last post
    • Replies: 0
    • Views: 7,941
    04-03-2017, 01:11 PM Go to last post
  4. 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: 11,967
    01-10-2016, 12:09 AM Go to last post
  5. Sticky Thread Sticky: A reminder.... please make your thread title meaningful

    Started by JST, 02-23-2013 09:31 AM
    • Replies: 0
    • Views: 20,103
    02-23-2013, 09:31 AM Go to last post
  1. Pony Motor Question - 25 HP RPC

    Started by Balvar24, 02-25-2020 03:40 PM
    3 Pages
    1 2 3
    • Replies: 43
    • Views: 4,227
    07-16-2020, 07:37 AM Go to last post
  2. 480v 3ph in the home shop

    Started by austin136, 07-14-2020 02:42 PM
    480v, cnc, converter, phase, rotary
    • Replies: 11
    • Views: 401
    07-15-2020, 11:16 PM Go to last post
    • Replies: 14
    • Views: 396
    07-15-2020, 03:38 PM Go to last post
  3. Help with German Klopp shaper wiring

    Started by spitfire_er, 07-09-2020 10:53 PM
    • Replies: 7
    • Views: 362
    07-15-2020, 02:34 PM Go to last post
    • Replies: 1
    • Views: 176
    07-14-2020, 10:34 PM Go to last post
  4. Cleveland mill spindle motor issue

    Started by Mr.Green, 07-14-2020 05:34 PM
    spindle, knee, start, motor, bit
    • Replies: 1
    • Views: 108
    07-14-2020, 06:30 PM Go to last post
    • Replies: 8
    • Views: 726
    07-14-2020, 03:27 PM Go to last post
  5. Another "wire my motor" post.

    Started by Nessmuk, 07-10-2020 06:09 PM
    amp, appreciated, motor, pretty, upper
    • Replies: 11
    • Views: 564
    07-14-2020, 12:57 PM Go to last post
  6. Ronk 15HP - Phase Convertor Help

    Started by Microshaped, 07-12-2020 02:06 PM
    • Replies: 7
    • Views: 363
    07-13-2020, 09:51 PM Go to last post
  7. VFD newbie question

    Started by A1000, 07-13-2020 06:14 AM
    drive, point, setpoint, sleep, vfd
    • Replies: 0
    • Views: 123
    07-13-2020, 06:14 AM Go to last post
  8. Help finding a replacement Bremas CAM switch

    Started by CutterComp, 07-06-2020 11:38 AM
    2 Pages
    1 2
    • Replies: 33
    • Views: 1,506
    07-11-2020, 10:55 AM Go to last post
  9. Dake MEP Tiger 350 Cold Saw VFD Power Question

    Started by Parker1320, 07-04-2020 07:26 PM
    cold saw, coolant pump, dake, vfd, vfd 3 phase
    • Replies: 5
    • Views: 446
    07-10-2020, 03:02 PM Go to last post
    • Replies: 8
    • Views: 595
    07-10-2020, 03:16 AM Go to last post
  10. three phase selector switch wiring help

    Started by niterider40, 06-28-2020 06:22 PM
    • Replies: 3
    • Views: 407
    07-09-2020, 08:22 PM Go to last post
  11. RPC blows adjacent circuits

    Started by rimcanyon, 06-27-2020 08:39 PM
    3 Pages
    1 2 3
    • Replies: 47
    • Views: 2,497
    07-07-2020, 10:09 PM Go to last post
  12. Klöckner-Moeller motor protectors

    Started by ballen, 07-04-2020 05:08 AM
    coolant, motor, protector, pump, spare
    • Replies: 14
    • Views: 1,005
    07-07-2020, 09:36 AM Go to last post
    • Replies: 32
    • Views: 2,698
    07-06-2020, 04:43 PM Go to last post
  13. Keep my MP-45E and RPC, Haas Kamp, or sell?

    Started by TrendMend, 06-25-2020 11:11 PM
    miller, miller help, phase converter, rotary converter, sell
    • Replies: 3
    • Views: 579
    07-06-2020, 02:54 AM Go to last post
  14. LSIS (LG) VFD overload "failure" mode

    Started by union7, 07-01-2020 06:07 PM
    motor, overload, phase, reset, vfd
    • Replies: 5
    • Views: 415
    07-03-2020, 09:42 AM Go to last post
  15. OT? DC motor question

    Started by metalmagpie, 06-27-2020 02:23 PM
    control, field, low, motor, speed
    • Replies: 15
    • Views: 1,102
    07-02-2020, 07:11 PM Go to last post
    • Replies: 5
    • Views: 886
    06-30-2020, 11:10 PM Go to last post
  16. Open Delta transformer wiring

    Started by beckerkumm, 04-29-2017 09:30 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 84
    • Views: 12,903
    06-30-2020, 07:14 PM Go to last post
    • Replies: 11
    • Views: 1,153
    06-30-2020, 12:59 PM Go to last post
  17. Low voltage application- wye or delta

    Started by Don Gitzel, 06-06-2020 06:40 PM
    • Replies: 10
    • Views: 1,189
    06-28-2020, 08:28 PM Go to last post
  18. single vs 3 phase question

    Started by Tribsa, 06-19-2020 02:22 PM
    2 Pages
    1 2
    electrical, motor, phase, question, single
    • Replies: 22
    • Views: 2,010
    06-27-2020, 09:21 AM Go to last post
    • Replies: 12
    • Views: 1,252
    06-24-2020, 06:15 PM Go to last post
  19. ITE Contactor help?

    Started by jerrdan john, 02-23-2015 12:22 PM
    • Replies: 11
    • Views: 6,109
    06-23-2020, 03:51 PM Go to last post
    • Replies: 10
    • Views: 794
    06-20-2020, 09:42 AM Go to last post
  20. 415 Volt D.I.Y. Phase Converter Idea's For Australia

    Started by Jim Kennedy, 12-05-2016 04:28 PM
    3 Pages
    1 2 3
    • Replies: 53
    • Views: 6,345
    06-18-2020, 10:57 PM Go to last post
  21. Slip Compensasion Motor Noise

    Started by ptsmith, 06-18-2020 09:41 PM
    85%, balance, lower, noise, slip
    • Replies: 0
    • Views: 375
    06-18-2020, 09:41 PM Go to last post
  22. For thermite: dc motor gear

    Started by jim rozen, 06-18-2020 07:44 AM
    gear, motor, power, shop, thermite
    • Replies: 2
    • Views: 533
    06-18-2020, 10:02 AM Go to last post
  23. Wiring 3 phase Delta and 110 through NEMA L15-30 Plug?

    Started by thepass, 06-14-2020 03:55 PM
    2 Pages
    1 2
    l15-30, machine, motor, plug, power
    • Replies: 20
    • Views: 1,554
    06-18-2020, 09:47 AM Go to last post
  24. Line Contactor for VFD Question.

    Started by dk4one, 06-17-2020 04:29 PM
    contactor, line, vfd, vfd help?, vfd input wiring
    • Replies: 3
    • Views: 466
    06-17-2020, 10:35 PM Go to last post
    • Replies: 17
    • Views: 912
    06-17-2020, 05:37 PM Go to last post
  25. VFD to Power Supply Trouble

    Started by I'llFixIt, 05-21-2020 03:23 PM
    2 Pages
    1 2
    amps, drive, power, rated, supply
    • Replies: 23
    • Views: 2,312
    06-17-2020, 04:46 PM Go to last post
    • Replies: 21
    • Views: 1,519
    06-14-2020, 09:18 PM Go to last post
  26. Need info on cycle timer for autolube pump

    Started by jackal, 06-09-2020 12:16 AM
    • Replies: 6
    • Views: 900
    06-13-2020, 10:15 PM Go to last post
  27. Testing 5hp converter

    Started by Don Gitzel, 06-07-2020 02:22 PM
    • Replies: 14
    • Views: 1,447
    06-13-2020, 09:37 PM Go to last post
  28. Motor replacement for Grizzly G0750G

    Started by VBSE, 06-13-2020 08:33 AM
    • Replies: 2
    • Views: 680
    06-13-2020, 12:23 PM Go to last post
  29. Which type of 3 phase converter should I implement?

    Started by homer14, 05-15-2020 01:18 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 79
    • Views: 4,921
    06-11-2020, 11:55 AM Go to last post

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