Page 1 of 225 1231151101 ... LastLast
Threads 1 to 40 of 8996

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: 180
    • Views: 381,568
    06-11-2019, 11:05 AM Go to last post
  2. 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: 9,227
    08-02-2017, 05:05 PM Go to last post
    • Replies: 0
    • Views: 5,971
    04-03-2017, 02:11 PM Go to last post
  3. 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: 9,896
    01-10-2016, 01:09 AM Go to last post
  4. Sticky Thread Sticky: A reminder.... please make your thread title meaningful

    Started by JST, 02-23-2013 10:31 AM
    • Replies: 0
    • Views: 18,040
    02-23-2013, 10:31 AM Go to last post
    • Replies: 8
    • Views: 304
    12-06-2019, 08:50 PM Go to last post
    • Replies: 2
    • Views: 53
    12-06-2019, 08:39 PM Go to last post
  1. thoughts on this new motor design?

    Started by tomjelly, 12-06-2019 08:53 AM
    design, motor, potential, thoughts
    • Replies: 8
    • Views: 292
    12-06-2019, 05:17 PM Go to last post
  2. New 440 only lathe needs step up xfmr

    Started by Rob F., 12-04-2019 02:21 PM
    2 Pages
    1 2
    • Replies: 21
    • Views: 609
    12-06-2019, 02:35 PM Go to last post
    • Replies: 12
    • Views: 827
    12-06-2019, 01:07 PM Go to last post
  3. static phase converter.

    Started by winger, 12-01-2019 10:04 PM
    converter, grinder, rotary, run, start
    • Replies: 6
    • Views: 375
    12-06-2019, 04:01 AM Go to last post
  4. Can a series wound DC motor be used as a brake?

    Started by Garwood, 12-04-2019 01:53 PM
    brake, holding, motor, series, wound
    • Replies: 14
    • Views: 412
    12-05-2019, 08:28 PM Go to last post
  5. Buck/Boost to Phase Perfect

    Started by Rick Finsta, 10-24-2019 05:08 PM
    120v/95v/195v, ground, legs, perfect, phase
    • Replies: 11
    • Views: 1,320
    12-05-2019, 07:58 PM Go to last post
  6. How effective is VFD braking?

    Started by Billbo, 11-27-2019 03:32 PM
    2 Pages
    1 2
    brake, braking, stop, vfd, vfd brake
    • Replies: 25
    • Views: 1,292
    12-05-2019, 06:53 AM Go to last post
    • Replies: 15
    • Views: 581
    12-04-2019, 01:42 AM Go to last post
    • Replies: 33
    • Views: 10,526
    12-03-2019, 09:52 PM Go to last post
  7. Help with Compressor Motor Capacitor/s

    Started by bobinyelm, 11-25-2019 01:55 AM
    • Replies: 9
    • Views: 626
    12-03-2019, 07:03 PM Go to last post
  8. Connecting a 3-Phase switch

    Started by Chris Hall, 11-29-2019 12:32 PM
    • Replies: 9
    • Views: 467
    12-03-2019, 07:00 PM Go to last post
    • Replies: 3
    • Views: 283
    12-03-2019, 06:51 PM Go to last post
  9. Sizing start & run capacitors for 100hp 3 Phase motor

    Started by newbea, 11-29-2019 08:40 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 72
    • Views: 2,106
    12-03-2019, 08:06 AM Go to last post
  10. Experiment in home shop motor balancing

    Started by TravisR100, 11-22-2019 11:31 AM
    2 Pages
    1 2
    motor, vibration, weight, values, axis
    • Replies: 27
    • Views: 1,356
    12-02-2019, 08:33 AM Go to last post
  11. VFD with breaker on output...?

    Started by GregSY, 11-30-2019 08:49 PM
    load, motor, phase, switch, vfd
    • Replies: 14
    • Views: 592
    12-02-2019, 03:42 AM Go to last post
  12. VFD install on Mori MR2000 Lathe

    Started by motion guru, 01-11-2014 05:28 PM
    • Replies: 4
    • Views: 2,610
    12-01-2019, 05:57 PM Go to last post
  13. Motor windings insulation

    Started by Waterworks, 11-30-2019 08:27 AM
    black, insulation, motor, stuff, windings
    • Replies: 5
    • Views: 380
    12-01-2019, 06:57 AM Go to last post
  14. 10 Hp motor start switch

    Started by longrangejon, 11-29-2019 10:07 AM
    motor, start, switch, trouble, wondering
    • Replies: 0
    • Views: 216
    11-29-2019, 10:07 AM Go to last post
  15. Modern Electronics

    Started by jpitz31, 11-27-2019 11:47 AM
    bars, bus, modern, relays, switches
    • Replies: 0
    • Views: 233
    11-27-2019, 11:47 AM Go to last post
  16. Solid State Relays Instead of Contactor?

    Started by rpseguin, 11-17-2019 02:09 PM
    3 Pages
    1 2 3
    contactor, solid, state, relays, wondering
    • Replies: 56
    • Views: 2,812
    11-27-2019, 03:36 AM Go to last post
  17. fitch williams 10 hp converter

    Started by levi88, 10-18-2005 04:00 AM
    • Replies: 13
    • Views: 1,848
    11-27-2019, 02:08 AM Go to last post
  18. Best way to clean electric motor windings

    Started by Doug W, 11-20-2019 08:40 PM
    2 Pages
    1 2
    black, clean, motor, thrown, windings
    • Replies: 27
    • Views: 1,587
    11-27-2019, 01:17 AM Go to last post
  19. Transformer size question-conflicting info?

    Started by CLANG, 05-24-2011 04:44 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 2,792
    11-26-2019, 09:41 AM Go to last post
  20. DIY Rotary converter problems

    Started by Homer73, 11-24-2019 08:33 PM
    full, lathe, mill, phase converter., start
    • Replies: 4
    • Views: 357
    11-26-2019, 09:28 AM Go to last post
    • Replies: 10
    • Views: 806
    11-26-2019, 06:27 AM Go to last post
  21. RPC Panel -- Which manufacturer?

    Started by Grenade, 11-21-2019 02:18 AM
    converters/panels, manufacturer, panel, rpc, throw
    • Replies: 3
    • Views: 462
    11-24-2019, 06:32 AM Go to last post
    • Replies: 1
    • Views: 242
    11-23-2019, 04:37 PM Go to last post
  22. Citizen Cincom F12 3 Phase Power

    Started by LIFTED, 11-08-2019 06:17 PM
    • Replies: 5
    • Views: 542
    11-22-2019, 06:52 PM Go to last post
  23. Can I use a 1.5kW or 2kW VFD for a 0.6kW load?

    Started by ballen, 11-19-2019 11:50 AM
    230v, inverter, max, motors, nameplate
    • Replies: 5
    • Views: 389
    11-21-2019, 11:13 AM Go to last post
  24. Testing 3 Phase Motor Windings

    Started by TravisR100, 11-17-2019 01:21 PM
    3 Pages
    1 2 3
    ohms, resistance, result, tied, windings
    • Replies: 40
    • Views: 1,619
    11-21-2019, 01:08 AM Go to last post
  25. 550 Volts for a 380 Volt lathe

    Started by Tipsy, 11-19-2019 12:01 AM
    • Replies: 8
    • Views: 590
    11-21-2019, 12:14 AM Go to last post
  26. Reversing an old hand drill

    Started by Pappanick, 11-19-2019 05:25 PM
    110v, drill, hand, single, speed
    • Replies: 2
    • Views: 331
    11-20-2019, 06:07 PM Go to last post
  27. Successful Miller CP300 Welder Haas-Kamp Single Phase Conversion

    Started by ksimolo, 07-18-2013 09:07 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 21,431
    11-20-2019, 01:14 AM Go to last post
  28. phase converter quieter when vertical...

    Started by hahnpv, 11-16-2019 03:59 PM
    • Replies: 13
    • Views: 1,052
    11-19-2019, 12:01 PM Go to last post
  29. Help, What is this? Phase generator?

    Started by EarlF, 11-07-2019 02:57 PM
    • Replies: 15
    • Views: 1,078
    11-17-2019, 10:45 PM Go to last post
  30. Mill Motor Runs on Line Power 3P/240VAC But Not on VFD - Why???

    Started by everettengr, 10-17-2019 02:34 PM
    3 Pages
    1 2 3
    • Replies: 57
    • Views: 3,781
    11-16-2019, 06:08 AM Go to last post
  31. Found a lathe with a bum motor - motor replacement viability?

    Started by Pyrex, 10-29-2019 10:06 AM
    2 Pages
    1 2
    • Replies: 35
    • Views: 2,351
    11-15-2019, 08:07 PM Go to last post
  32. Overload Sizing and FLA when using RPC

    Started by *D'B=6bk, 10-17-2019 02:33 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 1,755
    11-14-2019, 09:29 PM Go to last post

Forum Information and Options

Moderators of this Forum

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

sponso

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 50 replies or 500 views
Hot thread with unread posts
More than 50 replies or 500 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •