Page 1 of 181 1231151101 ... LastLast
Threads 1 to 40 of 7220

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, 09-20-2006 11:46 PM
    9 Pages
    1 2 3 ... 9
    • Replies: 162
    • Views: 227,317
    02-11-2015, 01:27 PM Go to last post
  2. Sticky Thread Sticky: A reminder.... please make your thread title meaningful

    Started by JST, 02-23-2013 08:31 AM
    • Replies: 0
    • Views: 6,816
    JST
    02-23-2013, 08:31 AM Go to last post
  1. Is my RPC circuit plan correct?

    Started by 300sniper, 08-02-2015 11:31 AM
    • Replies: 0
    • Views: 13
    08-02-2015, 11:31 AM Go to last post
  2. help with rotary phase converter

    Started by nowhereguy, 08-01-2015 04:25 PM
    • Replies: 9
    • Views: 210
    08-02-2015, 09:12 AM Go to last post
  3. OT: running a 220v model Locomotive on US 220volt?

    Started by Spud, 08-02-2015 12:01 AM
    • Replies: 6
    • Views: 191
    JST
    08-02-2015, 08:08 AM Go to last post
    • Replies: 6
    • Views: 299
    08-01-2015, 12:45 PM Go to last post
  4. Big leg drop during load, should I balance?

    Started by robstah, 07-11-2015 07:41 AM
    2 Pages
    1 2
    • Replies: 39
    • Views: 1,367
    07-30-2015, 11:43 PM Go to last post
  5. 7.5kW 1 phase VFD Over current error

    Started by Goferrin99, 06-29-2015 07:02 PM
    • Replies: 16
    • Views: 615
    JST
    07-30-2015, 10:23 PM Go to last post
  6. Softening Inrush Currents Seen By Power Company?

    Started by huleo, 07-23-2015 08:36 AM
    2 Pages
    1 2
    • Replies: 34
    • Views: 1,093
    07-30-2015, 07:10 PM Go to last post
  7. Early Phase Perfect DPC-30 value today

    Started by apestate, 07-30-2015 11:11 AM
    • Replies: 0
    • Views: 129
    07-30-2015, 11:11 AM Go to last post
  8. How to Disassemble Antique Rotary Switch

    Started by RLamparter, 07-26-2015 03:59 PM
    • Replies: 16
    • Views: 655
    07-28-2015, 09:03 PM Go to last post
  9. Hardinge HC, ok to power with vfd?

    Started by rod lindauer, 07-26-2015 05:06 AM
    • Replies: 5
    • Views: 222
    07-27-2015, 07:05 PM Go to last post
  10. TECO L510 VFD ON SOUTH BEND LATHE, LOST 50% of my torque

    Started by leod, 07-21-2015 08:31 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 971
    07-27-2015, 02:27 PM Go to last post
  11. so how terrible are those cheap chinese ac drives?

    Started by vanguard cycle, 07-20-2015 12:12 PM
    3 Pages
    1 2 3
    • Replies: 58
    • Views: 1,857
    JST
    07-27-2015, 01:22 PM Go to last post
    • Replies: 9
    • Views: 503
    07-27-2015, 12:43 PM Go to last post
  12. How to wire forward reverse switch on lathe

    Started by cb1, 07-21-2015 10:08 PM
    • Replies: 7
    • Views: 471
    07-26-2015, 09:33 AM Go to last post
  13. VFD to run a 5hp lathe

    Started by austin136, 07-14-2015 12:27 PM
    5hp, clausing, vfd
    • Replies: 6
    • Views: 411
    07-25-2015, 05:50 PM Go to last post
  14. Rotary Phase Converter Problems

    Started by Erikflor, 06-27-2015 07:11 AM
    3 Pages
    1 2 3
    • Replies: 45
    • Views: 2,055
    07-24-2015, 08:18 PM Go to last post
  15. Emco meir motor help needed

    Started by ow2knives, 07-23-2015 02:53 PM
    • Replies: 2
    • Views: 160
    07-23-2015, 04:10 PM Go to last post
    • Replies: 2
    • Views: 277
    SAF
    07-23-2015, 07:59 AM Go to last post
  16. Why did my bleeder resistors blow?

    Started by CADman_KS, 07-03-2015 07:57 AM
    3 Pages
    1 2 3
    • Replies: 46
    • Views: 1,648
    07-21-2015, 03:15 AM Go to last post
  17. VFD and controls design for Bridgeport mill

    Started by housedad, 04-27-2015 12:34 AM
    2 Pages
    1 2
    • Replies: 27
    • Views: 2,435
    07-21-2015, 02:15 AM Go to last post
    • Replies: 6
    • Views: 318
    07-20-2015, 08:33 PM Go to last post
    • Replies: 8
    • Views: 787
    JST
    07-20-2015, 11:48 AM Go to last post
    • Replies: 27
    • Views: 911
    07-15-2015, 10:35 AM Go to last post
  18. Lincoln CV-400 on single phase...

    Started by CADman_KS, 12-10-2014 05:54 PM
    3 Pages
    1 2 3
    • Replies: 58
    • Views: 3,405
    07-14-2015, 07:29 PM Go to last post
  19. Capacitor sizing

    Started by ronan, 07-10-2015 05:57 PM
    • Replies: 4
    • Views: 325
    JST
    07-13-2015, 05:08 PM Go to last post
    • Replies: 11
    • Views: 554
    07-12-2015, 02:47 AM Go to last post
    • Replies: 5
    • Views: 393
    07-11-2015, 04:26 PM Go to last post
  20. 160/195 volt DC motor?!

    Started by Aaron B, 07-10-2015 01:22 AM
    • Replies: 4
    • Views: 317
    07-10-2015, 03:48 PM Go to last post
  21. few more questions...wiring a new cinci surface grinder

    Started by vanguard cycle, 07-07-2015 04:57 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 527
    07-09-2015, 05:26 PM Go to last post
    • Replies: 4
    • Views: 469
    07-09-2015, 10:49 AM Go to last post
  22. New RPC, Noisy idler

    Started by David M, 06-05-2015 08:13 PM
    • Replies: 13
    • Views: 769
    07-08-2015, 09:53 PM Go to last post
  23. Question on connecting 12 wire 20hp motor.

    Started by Hobby Shop, 07-03-2015 02:13 PM
    • Replies: 2
    • Views: 301
    07-06-2015, 07:35 PM Go to last post
  24. confusion over pre exisitng vfd. toshiba vf-s9

    Started by vanguard cycle, 07-04-2015 03:11 PM
    2 Pages
    1 2
    • Replies: 30
    • Views: 733
    07-06-2015, 05:14 PM Go to last post
  25. 230 V motor has volts at all three inputs, but no current

    Started by NRDock, 07-03-2015 10:09 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,024
    07-05-2015, 11:12 PM Go to last post
  26. Question Replacement VFD Spindle Drive for Three J425

    Started by UARCHAEA, 04-26-2015 08:53 PM
    • Replies: 8
    • Views: 760
    07-05-2015, 12:02 AM Go to last post
    • Replies: 5
    • Views: 727
    07-02-2015, 11:57 AM Go to last post
  27. Abene VHF 3

    Started by Terry Ehrhardt, 04-06-2005 07:56 PM
    • Replies: 3
    • Views: 523
    07-02-2015, 11:43 AM Go to last post
  28. VFD rotation problem

    Started by Andyman, 06-30-2015 03:55 PM
    • Replies: 5
    • Views: 350
    06-30-2015, 09:12 PM Go to last post
    • Replies: 12
    • Views: 673
    06-30-2015, 06:10 PM Go to last post
  29. RPC vs. VFD for Air Compressor

    Started by tripevans, 06-20-2015 03:47 PM
    • Replies: 8
    • Views: 698
    06-29-2015, 11:55 PM Go to last post

Page 1 of 181 1231151101 ... LastLast

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.

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
  •