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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: 193
    • Views: 421,836
    12-08-2020, 01:37 AM 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: 2,292
    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: 15,012
    08-02-2017, 04:05 PM Go to last post
    • Replies: 0
    • Views: 8,907
    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: 12,915
    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: 21,026
    02-23-2013, 10:31 AM Go to last post
  1. Caps for Phase Perfect

    Started by bob, 01-18-2021 11:38 AM
    caps, number, part, replacing, send
    • Replies: 9
    • Views: 340
    01-21-2021, 05:51 PM Go to last post
  2. 220v and 110v wiring question

    Started by 57buick, 01-21-2021 12:40 AM
    110v, 220v, dro, feed, power
    • Replies: 5
    • Views: 263
    01-21-2021, 03:50 PM Go to last post
  3. Help with remote speed and direction control for VFD

    Started by M.B. Naegle, 01-18-2021 06:33 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 543
    01-21-2021, 11:38 AM Go to last post
  4. Question Assembling a 20hp Phase converter...Basic question on motors

    Started by CaryC, 01-13-2021 02:46 PM
    2 Pages
    1 2
    • Replies: 34
    • Views: 1,392
    01-21-2021, 10:29 AM Go to last post
  5. Help configuring Hitachi wj200-110lf

    Started by scuppasteve, 01-20-2021 11:08 PM
    drive, output, run, terminals, voltage
    • Replies: 2
    • Views: 106
    01-21-2021, 07:38 AM Go to last post
  6. 4 wire 2 phase motor wiring

    Started by Nicholas Bove, 01-16-2021 06:06 PM
    2 Pages
    1 2
    greatly, phase, run, single, wire
    • Replies: 24
    • Views: 833
    01-20-2021, 03:16 AM Go to last post
    • Replies: 26
    • Views: 11,113
    01-18-2021, 09:18 PM Go to last post
    • Replies: 9
    • Views: 387
    01-18-2021, 03:12 PM Go to last post
  7. Bradford Metalmaster 440v to 220v

    Started by FJsapper, 12-10-2020 03:37 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 1,098
    01-17-2021, 06:36 PM Go to last post
  8. Bridge rectifier

    Started by rj1939, 01-07-2021 07:55 PM
    2 Pages
    1 2
    • Replies: 34
    • Views: 1,110
    01-17-2021, 06:32 PM Go to last post
  9. 20hp idler with 15hp control box

    Started by texasgunsmith, 01-15-2021 10:52 AM
    • Replies: 5
    • Views: 274
    01-16-2021, 04:52 PM Go to last post
  10. Ab Arboga Drill Press power options

    Started by Mikewid04, 01-11-2021 07:31 AM
    480vac, arboga, i’d, phase, small
    • Replies: 4
    • Views: 421
    01-16-2021, 03:47 AM Go to last post
  11. Which grade of American Rotary converter do I need?

    Started by Trboatworks, 04-01-2019 05:37 AM
    2 Pages
    1 2
    • Replies: 26
    • Views: 4,692
    01-15-2021, 08:00 PM Go to last post
  12. Potential relays

    Started by Don Gitzel, 01-13-2021 12:44 PM
    button, potential, relay, relays, start
    • Replies: 5
    • Views: 340
    01-15-2021, 10:37 AM Go to last post
    • Replies: 7
    • Views: 460
    01-15-2021, 04:25 AM Go to last post
  13. 208V/480V Transformer In Rush Current?

    Started by adh2000, 01-01-2021 04:10 PM
    3 Pages
    1 2 3
    • Replies: 54
    • Views: 1,550
    01-15-2021, 02:11 AM Go to last post
  14. 440v machine with 220 rpc?

    Started by sam_stlouis, 01-14-2021 07:11 PM
    220v, 440v, machine, phase, rpc
    • Replies: 2
    • Views: 209
    01-15-2021, 01:53 AM Go to last post
  15. have a few caps left over

    Started by 1yesca, 01-11-2021 09:42 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 812
    01-14-2021, 02:15 PM Go to last post
  16. Hobart Arc Master 500 Questions

    Started by elkvis, 01-11-2021 02:05 PM
    • Replies: 1
    • Views: 166
    01-12-2021, 10:26 AM Go to last post
  17. Quad Drill Press Electrical Malfunction

    Started by WakelessFoil, 01-10-2021 12:32 AM
    • Replies: 7
    • Views: 457
    01-11-2021, 11:30 PM Go to last post
  18. Single phase long shaft motors?

    Started by RHammer9, 01-10-2021 05:20 PM
    future, machine, motor, phase, single
    • Replies: 5
    • Views: 427
    01-11-2021, 08:43 PM Go to last post
  19. will this wiring scheme for 40 HP RPC work?

    Started by madmachinst, 12-22-2020 09:40 AM
    2 Pages
    1 2
    • Replies: 29
    • Views: 978
    01-11-2021, 05:42 PM Go to last post
  20. Question for JST and others about VFDs

    Started by 9100, 01-11-2021 09:44 AM
    braking, job, power, stay, vfd
    • Replies: 4
    • Views: 234
    01-11-2021, 12:30 PM Go to last post
  21. 240-440V transformer

    Started by Henruu, 12-31-2020 05:15 PM
    idler, neutral, output, phase, transformer
    • Replies: 7
    • Views: 408
    01-10-2021, 07:18 PM Go to last post
    • Replies: 6
    • Views: 1,223
    01-10-2021, 10:05 AM Go to last post
  22. Balancing vs. Power Considerations

    Started by John Gill, 09-23-2004 02:27 PM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,573
    01-10-2021, 05:52 AM Go to last post
  23. Ato gk3000 wire up help please

    Started by Biznawich, 01-05-2021 02:47 AM
    • Replies: 8
    • Views: 491
    01-09-2021, 09:45 PM Go to last post
  24. Auto transformer for hid lights

    Started by camaro_dan67, 01-07-2021 09:41 PM
    bulb, lights, transformer, voltage, volts
    • Replies: 3
    • Views: 289
    01-07-2021, 10:54 PM Go to last post
  25. Emergency stop cable color

    Started by Strostkovy, 12-14-2020 01:32 AM
    2 Pages
    1 2
    cable, color, safety, stop, work
    • Replies: 20
    • Views: 1,102
    01-07-2021, 10:00 PM Go to last post
  26. When can us Americans stop using neutral wires?

    Started by Strostkovy, 01-01-2021 11:40 PM
    4 Pages
    1 2 3 ... 4
    ground, neutral, running, wire, wires
    • Replies: 74
    • Views: 2,424
    01-07-2021, 09:16 PM Go to last post
  27. Understanding the power requirements of a welder

    Started by PixMan, 03-28-2010 10:11 AM
    • Replies: 17
    • Views: 47,338
    01-07-2021, 07:41 PM Go to last post
  28. Earth Leakage issues

    Started by marcsO, 01-01-2021 12:41 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 99
    • Views: 2,972
    01-07-2021, 07:27 PM Go to last post
  29. Supplying 110V to Fagor 8050 control

    Started by William Wallace, 01-07-2021 01:32 PM
    • Replies: 1
    • Views: 151
    01-07-2021, 06:29 PM Go to last post
  30. Three Phase Converter for HAAS help please

    Started by danmcph, 01-06-2021 03:47 PM
    converter, phase, purchase, single, vf2
    • Replies: 1
    • Views: 303
    01-07-2021, 08:21 AM Go to last post
  31. THE "amp-clamp" and clamp-on ammeter problem thread

    Started by JST, 12-09-2020 02:52 PM
    3 Pages
    1 2 3
    ammeters, amp-clamps, problem, thread, threads
    • Replies: 53
    • Views: 3,043
    01-07-2021, 02:00 AM Go to last post
  32. VFD Wiring Question

    Started by AmericanMaker, 01-02-2021 12:48 PM
    220v, 3 phase converter, 3 phase motor, 3 phase wiring, vfd
    • Replies: 7
    • Views: 566
    01-06-2021, 10:28 PM Go to last post
    • Replies: 25
    • Views: 1,894
    01-06-2021, 02:08 PM Go to last post
  33. Someone want to check my work?

    Started by Ultradog MN, 01-05-2021 12:38 PM
    • Replies: 16
    • Views: 678
    01-06-2021, 11:36 AM Go to last post
    • Replies: 12
    • Views: 841
    01-06-2021, 03:58 AM Go to last post
  34. SIP MicroPower Direct AC/DC Converter usage?

    Started by rons, 01-01-2021 09:05 PM
    • Replies: 19
    • Views: 714
    01-05-2021, 01:28 PM Go to last post

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