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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 01:46 AM
    10 Pages
    1 2 3 ... 10
    • Replies: 192
    • Views: 418,252
    06-07-2020, 10:10 PM Go to last post
  2. Sticky Thread Sticky: Motor drum switch wiring references Please look before asking

    Started by JST, 04-13-2020 11:13 PM
    drum, phase, single, step, switch
    • Replies: 1
    • Views: 2,010
    04-13-2020, 11:13 PM Go to last post
  3. Sticky Thread Sticky: Huanyang VFDs.... Banned from discussion

    Started by JST, 08-02-2017 05:05 PM
    banned, huanyang, sold, units, vfds
    • Replies: 0
    • Views: 14,414
    08-02-2017, 05:05 PM Go to last post
    • Replies: 0
    • Views: 8,680
    04-03-2017, 02:11 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: 12,709
    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: 20,799
    02-23-2013, 10:31 AM Go to last post
    • Replies: 13
    • Views: 503
    12-03-2020, 03:27 PM Go to last post
  1. transformer for cnc question

    Started by coyote06, 12-03-2020 09:24 AM
    cnc, primary, question, side, transformer
    • Replies: 2
    • Views: 125
    12-03-2020, 10:37 AM Go to last post
    • Replies: 7
    • Views: 449
    12-03-2020, 10:26 AM Go to last post
  2. New direction for me, bought a Jet TL-42

    Started by DMSentra, 04-02-2012 01:39 AM
    • Replies: 2
    • Views: 2,600
    12-03-2020, 08:48 AM Go to last post
  3. VFD a good choice to run a small turret lathe?

    Started by DMSentra, 11-30-2020 10:06 PM
    1ph, efficient, input, run, vfd
    • Replies: 5
    • Views: 301
    12-03-2020, 05:50 AM Go to last post
  4. overload relay wiring

    Started by Chaval AlHazman, 12-03-2020 03:49 AM
    overload, overload relay, relay, starter setup, three phase machinery
    • Replies: 0
    • Views: 89
    12-03-2020, 03:49 AM Go to last post
  5. Electrical schematic symbol master book

    Started by Bondo, 12-02-2020 06:32 PM
    electrical, symbols, master, list, large
    • Replies: 1
    • Views: 113
    12-02-2020, 06:35 PM Go to last post
    • Replies: 4
    • Views: 296
    12-02-2020, 10:01 AM Go to last post
  6. looking for 60hp + rpc plans / ideas ?????

    Started by windsormw, 11-28-2020 12:44 AM
    2 Pages
    1 2
    drive, mustard, reliable, rpc, unit
    • Replies: 20
    • Views: 775
    12-01-2020, 12:25 PM Go to last post
  7. Using RPC to power equipment with electronics

    Started by Don Gitzel, 11-27-2020 09:52 AM
    electronics, legs, pass, phase, power
    • Replies: 8
    • Views: 409
    11-30-2020, 10:37 PM Go to last post
  8. 25hp RPC for 10hp Lathe

    Started by aarolar, 11-26-2020 07:11 AM
    10hp, 25hp, lathe, motor, rpc
    • Replies: 13
    • Views: 916
    11-30-2020, 08:44 AM Go to last post
  9. DC Motor Starter Fried?

    Started by ChipChaff, 11-18-2020 04:10 PM
    3 Pages
    1 2 3
    250v, couple, motor, starter, years
    • Replies: 45
    • Views: 2,237
    11-29-2020, 07:22 PM Go to last post
  10. Transformer

    Started by h13man, 11-29-2020 12:54 PM
    assuming, button, input, issue, start
    • Replies: 0
    • Views: 127
    11-29-2020, 12:54 PM Go to last post
  11. 3 phase 2 speed motor wiring - need help

    Started by anchorman, 06-13-2012 08:26 PM
    • Replies: 18
    • Views: 51,432
    11-29-2020, 06:06 AM Go to last post
  12. RPC randomly keeps shutting off

    Started by Holicori, 11-28-2020 03:54 PM
    back, min, night, rpc, start
    • Replies: 2
    • Views: 386
    11-28-2020, 08:36 PM Go to last post
  13. Lenze Ac Tech wiring diagram for 4 I/O connectors

    Started by lazz, 11-26-2020 09:21 PM
    • Replies: 4
    • Views: 277
    11-27-2020, 04:10 PM Go to last post
    • Replies: 5
    • Views: 415
    11-27-2020, 02:21 AM Go to last post
    • Replies: 15
    • Views: 11,057
    11-23-2020, 09:15 PM Go to last post
  14. Is my motor dead/dying?

    Started by DocsMachine, 11-12-2020 04:53 AM
    • Replies: 18
    • Views: 1,154
    11-23-2020, 02:38 PM Go to last post
  15. Parallel Motor Rotary Phase Converter Help

    Started by lethal375, 11-20-2020 09:13 PM
    added, converter, motor, phase, rotary
    • Replies: 3
    • Views: 384
    11-23-2020, 01:12 PM Go to last post
  16. Toshiba VF-S15 VFD help

    Started by steve26, 11-22-2020 10:11 PM
    mill, toshiba, turn, vfd, wire
    • Replies: 4
    • Views: 271
    11-23-2020, 05:14 AM Go to last post
    • Replies: 0
    • Views: 58
    11-22-2020, 01:14 PM Go to last post
  17. 415 Volt D.I.Y. Phase Converter Idea's For Australia

    Started by Jim Kennedy, 12-05-2016 05:28 PM
    3 Pages
    1 2 3
    • Replies: 59
    • Views: 8,108
    11-21-2020, 09:30 PM Go to last post
  18. rotary phase converter for cnc lathe

    Started by coyote06, 10-13-2020 11:18 PM
    cnc, lathe, phase, rotary, single
    • Replies: 5
    • Views: 712
    11-20-2020, 02:17 PM Go to last post
  19. Post Miller CP-250TS converted to single-phase

    Started by DaveKamp, 06-22-2010 09:43 PM
    8 Pages
    1 2 3 ... 8
    • Replies: 140
    • Views: 91,348
    11-19-2020, 07:35 PM Go to last post
  20. M1450B AC TECH help needed

    Started by DEH, 11-15-2020 11:11 AM
    220v, lathes, phase, single, vfds
    • Replies: 4
    • Views: 281
    11-19-2020, 05:35 PM Go to last post
  21. Leaking electricity from transformers.

    Started by e723, 10-19-2020 09:59 PM
    3 Pages
    1 2 3
    120v, bill, coming, machines, shop
    • Replies: 45
    • Views: 2,966
    11-18-2020, 01:06 PM Go to last post
    • Replies: 4
    • Views: 259
    11-17-2020, 10:58 PM Go to last post
  22. 7.5 Hp 3 Phz Compressor on 1 Phz power

    Started by CarlBoyd, 11-01-2020 07:03 PM
    converter, motor, options, phase, static
    • Replies: 18
    • Views: 1,019
    11-17-2020, 03:23 PM Go to last post
  23. Fixing a FWD-OFF-REV Switch on a Vertical Mill

    Started by jimbojonesn, 11-16-2020 07:48 PM
    jet, jet jtm-2, oem, switch, vertical
    • Replies: 1
    • Views: 340
    11-17-2020, 12:19 PM Go to last post
  24. phase quest with CNC ??

    Started by coyote06, 11-16-2020 04:23 PM
    american, cnc, phase, price, quest
    • Replies: 2
    • Views: 229
    11-16-2020, 05:46 PM Go to last post
  25. OT Panel/Circuit Breaker Board Selection Help Needed

    Started by dalmatiangirl61, 09-21-2020 04:01 PM
    2 Pages
    1 2
    • Replies: 36
    • Views: 2,178
    11-15-2020, 04:34 PM Go to last post
  26. Direct on line after VFD startup

    Started by Strostkovy, 11-11-2020 09:08 PM
    blower, motors, phase, reason, vfd
    • Replies: 14
    • Views: 904
    11-14-2020, 04:07 PM Go to last post
  27. CNC plasma noise with new transformer

    Started by Esracerx46, 11-05-2020 04:00 PM
    crane, delta, funny, plasma, transformer
    • Replies: 6
    • Views: 471
    11-12-2020, 10:50 PM Go to last post
  28. Successful Miller CP300 Welder Haas-Kamp Single Phase Conversion

    Started by ksimolo, 07-18-2013 09:07 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 28,461
    11-12-2020, 08:49 PM Go to last post
  29. Rotation of idler motor

    Started by Don Gitzel, 11-10-2020 12:57 AM
    cheers, clockwise, idler, rotate, started
    • Replies: 8
    • Views: 600
    11-12-2020, 01:01 AM Go to last post
  30. Allen Bradley Bulletin 712 transformer

    Started by Mold God, 11-07-2020 01:06 PM
    • Replies: 7
    • Views: 386
    11-11-2020, 01:40 AM Go to last post
  31. Fadal vmc15 xt t-813 ele-0201

    Started by Ballistic42, 11-08-2020 11:24 PM
    condition, fadal, t-813, transformer, vmc15
    • Replies: 0
    • Views: 245
    11-08-2020, 11:24 PM Go to last post
  32. Clamp on amp meter that records highs for the day

    Started by Mickey_D, 11-03-2020 04:04 PM
    added, amps, back, clamp, phase
    • Replies: 12
    • Views: 905
    11-07-2020, 06:24 AM Go to last post
  33. AA battery connection help

    Started by Froneck, 11-02-2020 04:01 PM
    battery, connection, good, run, wall
    • Replies: 7
    • Views: 542
    11-06-2020, 09:25 AM Go to last post

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