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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: 195
    • Views: 431,844
    02-03-2021, 02:21 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: 3,148
    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: 16,931
    08-02-2017, 04:05 PM Go to last post
    • Replies: 0
    • Views: 9,808
    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 01:09 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: 13,883
    01-10-2016, 01:09 AM Go to last post
  5. Sticky Thread Sticky: A reminder.... please make your thread title meaningful

    Started by JST, 02-23-2013 10:31 AM
    • Replies: 0
    • Views: 21,969
    02-23-2013, 10:31 AM Go to last post
  1. Wiring VFD controls through drum switch

    Started by Domodude17, 07-23-2021 07:35 PM
    • Replies: 9
    • Views: 274
    07-25-2021, 01:59 PM Go to last post
  2. The lack of general availability of 3 phase power in the USA

    Started by steve-l, 07-05-2021 09:18 AM
    8 Pages
    1 2 3 ... 8
    • Replies: 141
    • Views: 5,633
    07-25-2021, 09:51 AM Go to last post
    • Replies: 0
    • Views: 77
    07-25-2021, 04:29 AM Go to last post
  3. Lincoln CV-400 on single phase...

    Started by CADman_KS, 12-10-2014 07:54 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 71
    • Views: 22,923
    07-24-2021, 11:08 AM Go to last post
    • Replies: 1
    • Views: 135
    07-24-2021, 09:56 AM Go to last post
  4. Dual float pump control

    Started by R8f1k, 06-20-2021 09:10 PM
    2 Pages
    1 2
    • Replies: 31
    • Views: 1,711
    07-23-2021, 11:46 PM Go to last post
  5. Help with wiring up a Brown & Sharpe 440V 3PH Grinder

    Started by KGB Customs, 11-25-2017 03:41 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 3,180
    07-23-2021, 09:45 PM Go to last post
    • Replies: 11
    • Views: 572
    07-23-2021, 02:44 PM Go to last post
  6. I bought an Ex-cell-o Mill (XLO) first gen mill today.

    Started by mark_b, 07-17-2021 07:20 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 78
    • Views: 2,294
    07-23-2021, 12:44 PM Go to last post
  7. Weiler matador transformer

    Started by ulquiorra, 06-12-2021 07:50 AM
    3 Pages
    1 2 3
    • Replies: 43
    • Views: 2,147
    07-21-2021, 10:46 PM Go to last post
  8. VFD Suggestions plz: Bridgeport Series II 4hp

    Started by calgaryguy, 07-14-2021 11:42 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,176
    07-20-2021, 06:11 AM Go to last post
    • Replies: 3
    • Views: 433
    07-20-2021, 03:56 AM Go to last post
  9. VFD with a 2 speed NECO Dahlander motor

    Started by Pawcu, 07-16-2021 02:11 PM
    • Replies: 3
    • Views: 406
    07-17-2021, 07:03 PM Go to last post
  10. VFD for 15hp polar air compressor 3 phase 230v 60hz 42amp

    Started by e30allday, 02-17-2021 11:35 AM
    2 Pages
    1 2
    • Replies: 32
    • Views: 2,057
    07-17-2021, 06:18 PM Go to last post
  11. Which VFD will do what I'm trying to accomplish?

    Started by Peroni, 07-01-2021 07:47 AM
    motor, phase, speed, vfd, voltage
    • Replies: 10
    • Views: 713
    07-17-2021, 12:17 PM Go to last post
  12. B&R ACOPOSInverter P74 configuration

    Started by gaminn, 07-16-2021 02:29 PM
    acoposinverter, b&r, configure, connect, vfd
    • Replies: 0
    • Views: 89
    07-16-2021, 02:29 PM Go to last post
    • Replies: 4
    • Views: 265
    07-15-2021, 08:20 PM Go to last post
  13. Pad Mount Transformers

    Started by Ox, 07-13-2021 10:54 AM
    • Replies: 10
    • Views: 350
    07-13-2021, 04:06 PM Go to last post
  14. Need some guidance on selecting a VFD..

    Started by cvairwerks, 07-09-2021 10:09 AM
    • Replies: 12
    • Views: 605
    07-13-2021, 11:41 AM Go to last post
  15. HASS VF2-SS and PT020 Phase Perfect Converter iSSUE

    Started by VCI1759, 06-19-2021 03:42 PM
    2 Pages
    1 2
    haas issues, machine, phase converter., phase-perfect, vf2-ss
    • Replies: 21
    • Views: 1,248
    07-13-2021, 05:16 AM Go to last post
  16. Need help with 415V motor

    Started by Hughesy1991, 07-10-2021 11:52 PM
    3phase, dual voltage, find, motor, vfd
    • Replies: 7
    • Views: 278
    07-11-2021, 10:22 AM Go to last post
    • Replies: 17
    • Views: 1,306
    07-11-2021, 01:24 AM Go to last post
    • Replies: 16
    • Views: 817
    07-10-2021, 11:13 PM Go to last post
    • Replies: 10
    • Views: 13,036
    07-10-2021, 12:48 AM Go to last post
  17. Help sizing Xformer

    Started by Chuck Evans, 07-09-2021 01:04 PM
    amps, kva, phase, step, volt
    • Replies: 4
    • Views: 334
    07-09-2021, 07:25 PM Go to last post
    • Replies: 5
    • Views: 555
    07-09-2021, 12:06 PM Go to last post
  18. Red face Wiring a single phase motor to drum switch

    Started by slasher102, 07-06-2021 05:18 PM
    • Replies: 2
    • Views: 287
    07-07-2021, 09:25 AM Go to last post
  19. 30 year old power tool capacitor replacement

    Started by whidbey, 05-02-2017 06:55 AM
    capacitor, extra, figure, motor, thing
    • Replies: 17
    • Views: 3,891
    07-05-2021, 08:13 PM Go to last post
  20. Single phase 120VAC compressor motor problem

    Started by Froneck, 05-23-2021 07:56 AM
    air, compressor, oil, outlet, pulley
    • Replies: 17
    • Views: 1,084
    07-05-2021, 04:01 PM Go to last post
    • Replies: 4
    • Views: 533
    07-05-2021, 11:04 AM Go to last post
  21. Phase converter stall

    Started by Jim Kobe, 07-02-2021 10:25 AM
    converter, growl, phase, replaced, thought
    • Replies: 5
    • Views: 610
    07-05-2021, 09:43 AM Go to last post
  22. Should I get a VFD or a single phase motor?

    Started by 52 Ford, 07-01-2021 06:24 PM
    motor, vfd, 5hp, pump, bit
    • Replies: 16
    • Views: 1,034
    07-05-2021, 03:15 AM Go to last post
    • Replies: 6
    • Views: 665
    07-04-2021, 07:27 PM Go to last post
  23. Reasonable inrush current 1/8hp coolant motor

    Started by madmachinst, 06-30-2021 04:33 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,254
    07-04-2021, 10:27 AM Go to last post
    • Replies: 5
    • Views: 474
    07-03-2021, 02:13 AM Go to last post
  24. Acra mill replacement motor

    Started by jermfab, 07-01-2021 11:33 AM
    acra, iím, frame, motor, bridgeport
    • Replies: 2
    • Views: 416
    07-01-2021, 04:59 PM Go to last post
  25. DoAll DH612 with 550 v 3 ph

    Started by Asr, 06-30-2021 06:10 PM
    doall, inexpensive, phase, spindle, volt
    • Replies: 5
    • Views: 406
    07-01-2021, 01:59 PM Go to last post
  26. edison 1340 gh lathe

    Started by ljamester, 06-29-2021 11:43 AM
    • Replies: 2
    • Views: 457
    06-30-2021, 11:47 AM Go to last post
  27. Mounting Motor Stator in opposite direction

    Started by Locus, 06-25-2021 10:23 AM
    direction, i.e, motor, mounting, stator
    • Replies: 10
    • Views: 745
    06-27-2021, 09:10 AM Go to last post
  28. American Rotary ADX 25 converter and 20hp Powerturn

    Started by AndyF, 06-13-2021 09:32 PM
    american, converter, lathe, phase, rotary
    • Replies: 12
    • Views: 705
    06-26-2021, 08:30 PM Go to last post

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