Page 1 of 224 1231151101 ... LastLast
Threads 1 to 40 of 8942

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: 180
    • Views: 377,363
    06-11-2019, 10:05 AM Go to last post
  2. 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: 8,610
    08-02-2017, 04:05 PM Go to last post
    • Replies: 0
    • Views: 5,672
    04-03-2017, 01:11 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 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: 9,491
    01-10-2016, 12:09 AM Go to last post
  4. Sticky Thread Sticky: A reminder.... please make your thread title meaningful

    Started by JST, 02-23-2013 09:31 AM
    • Replies: 0
    • Views: 17,666
    02-23-2013, 09:31 AM Go to last post
  1. Mechanical ways to do a T branch circuit?

    Started by rons, 10-18-2019 03:33 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 599
    10-20-2019, 02:45 PM Go to last post
  2. Help with Wiring Rotary Phase Converter

    Started by Cephalon, 10-11-2019 03:46 PM
    • Replies: 5
    • Views: 433
    10-20-2019, 12:20 AM Go to last post
  3. how can I tell the design voltage of an unlabeled 3 phase motor?

    Started by tomjelly, 09-20-2019 04:16 PM
    2 Pages
    1 2
    machinery, motor, phase, starter, transformer
    • Replies: 20
    • Views: 1,467
    10-20-2019, 12:02 AM Go to last post
    • Replies: 5
    • Views: 335
    10-19-2019, 11:26 PM Go to last post
  4. Overload Sizing and FLA when using RPC

    Started by *D'B=6bk, 10-17-2019 01:33 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 714
    10-19-2019, 10:33 PM Go to last post
  5. 460v 3phase for a VMC with 240v 1ph?

    Started by Agfrvf, 10-17-2019 12:15 PM
    20hp, 240v, 460v, motor, vmc
    • Replies: 4
    • Views: 261
    10-19-2019, 07:19 PM Go to last post
  6. Isolation Transformer Wiring Help Needed

    Started by Machinery_E, 10-17-2019 10:49 PM
    • Replies: 3
    • Views: 274
    10-18-2019, 11:04 PM Go to last post
    • Replies: 25
    • Views: 1,842
    10-18-2019, 03:43 AM Go to last post
  7. Run a welder off a Phase Perfect Converter?

    Started by baran3, 10-05-2019 06:22 PM
    converter, perfect, phase, unit, welder
    • Replies: 9
    • Views: 923
    10-17-2019, 09:44 AM Go to last post
    • Replies: 17
    • Views: 795
    10-15-2019, 07:53 PM Go to last post
  8. Question on VFD vs RPC

    Started by rbahr, 10-13-2019 12:00 AM
    5hp, motor, rpc, start, vfd
    • Replies: 10
    • Views: 591
    10-14-2019, 09:15 PM Go to last post
  9. VFD vs. Rotary Phase Converter

    Started by Chuck Pool, 01-15-2007 05:48 PM
    • Replies: 16
    • Views: 16,748
    10-14-2019, 01:16 AM Go to last post
  10. Need help finding a manual

    Started by redragon1981, 10-13-2019 07:21 PM
    greatly, lists, manual, parameters, reprogram
    • Replies: 0
    • Views: 178
    10-13-2019, 07:21 PM Go to last post
    • Replies: 8
    • Views: 367
    10-13-2019, 10:37 AM Go to last post
    • Replies: 16
    • Views: 943
    10-13-2019, 10:19 AM Go to last post
  11. 600V VFD for Bridgeport

    Started by Leadfootin, 10-12-2019 07:39 PM
    600v, bridgeport, prefer, unit, vfd
    • Replies: 0
    • Views: 210
    10-12-2019, 07:39 PM Go to last post
    • Replies: 38
    • Views: 5,397
    10-11-2019, 03:52 PM Go to last post
    • Replies: 18
    • Views: 1,103
    10-10-2019, 10:35 PM Go to last post
    • Replies: 13
    • Views: 1,032
    10-10-2019, 06:20 PM Go to last post
  12. Need 400V 3phase for CNC machine, best approach?

    Started by SeanDean, 10-10-2019 05:19 AM
    400v, machine, main, transformer, wye
    • Replies: 0
    • Views: 240
    10-10-2019, 05:19 AM Go to last post
    • Replies: 12
    • Views: 658
    10-09-2019, 08:38 PM Go to last post
    • Replies: 10
    • Views: 541
    10-07-2019, 05:13 PM Go to last post
  13. Rewiring a Hardinge TBF for VFD control

    Started by Dunedin, 09-30-2019 01:54 PM
    control, motor, speed, tbf, vfd
    • Replies: 10
    • Views: 672
    10-06-2019, 08:30 AM Go to last post
    • Replies: 2
    • Views: 415
    10-05-2019, 01:10 PM Go to last post
  14. Using original motor controls with a VFD

    Started by Warren, 11-10-2010 04:08 AM
    3 Pages
    1 2 3
    • Replies: 47
    • Views: 10,710
    10-05-2019, 12:10 PM Go to last post
    • Replies: 4
    • Views: 467
    10-05-2019, 08:48 AM Go to last post
  15. Breaker size for 10 hp RPC?

    Started by MushCreek, 09-29-2019 05:46 AM
    40a, breaker, motor, rpc, run
    • Replies: 7
    • Views: 710
    10-05-2019, 05:07 AM Go to last post
    • Replies: 1
    • Views: 309
    10-01-2019, 09:46 PM Go to last post
    • Replies: 10
    • Views: 758
    09-29-2019, 08:37 PM Go to last post
    • Replies: 5
    • Views: 543
    09-29-2019, 07:08 PM Go to last post
  16. Phase Perfect dpc-a10

    Started by Hardplates, 08-16-2019 12:55 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 109
    • Views: 6,397
    09-29-2019, 11:55 AM Go to last post
    • Replies: 4
    • Views: 443
    09-28-2019, 08:36 PM Go to last post
  17. VFD for 3 machines?

    Started by wyelk, 09-22-2019 09:44 PM
    completely, converter, machines, vfd, vfds
    • Replies: 10
    • Views: 823
    09-28-2019, 04:36 PM Go to last post
  18. Rotary Phase Converter Questions

    Started by Kevin T, 09-20-2019 06:00 PM
    • Replies: 6
    • Views: 724
    09-28-2019, 02:26 PM Go to last post
    • Replies: 11
    • Views: 656
    09-27-2019, 09:01 PM Go to last post
  19. Phase converter currents out of balance

    Started by Lpjack, 09-25-2019 10:30 PM
    converter, current, phase, shear, unloaded
    • Replies: 6
    • Views: 629
    09-27-2019, 08:11 PM Go to last post
  20. Potential relay noise in RPC build

    Started by geekamole, 09-23-2019 01:34 PM
    panel, potential, relay, start, switch
    • Replies: 11
    • Views: 682
    09-27-2019, 07:57 PM Go to last post
  21. Which VFD for my 10 hp air compressor?

    Started by TMVT, 09-27-2019 06:11 PM
    air, compressor, good, purchase, vfd
    • Replies: 0
    • Views: 323
    09-27-2019, 06:11 PM Go to last post
  22. Question Replacement VFD Spindle Drive for Three J425

    Started by UARCHAEA, 04-26-2015 09:53 PM
    • Replies: 9
    • Views: 3,413
    09-27-2019, 05:31 PM Go to last post
    • Replies: 5
    • Views: 588
    09-27-2019, 10:58 AM 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
  •