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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. New guy 3ph Welder to single conversion

    Started by Myst69, 08-31-2018 08:27 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 1,969
    10-15-2018, 09:12 PM Go to last post
  2. OT - Electrical question. Sub panel grounding?

    Started by Laverda, 10-05-2018 04:02 PM
    3 Pages
    1 2 3
    ground, main, neutral, panel, shop
    • Replies: 51
    • Views: 3,309
    10-14-2018, 03:42 PM Go to last post
  3. 20hp RPC Pony start setup questions

    Started by Paul Cataldo, 10-08-2018 09:02 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 61
    • Views: 2,740
    10-14-2018, 12:34 PM Go to last post
    • Replies: 8
    • Views: 844
    10-13-2018, 08:56 PM Go to last post
  4. 5hp 220 volt VFD?

    Started by lucky7, 10-12-2018 12:40 PM
    5hp, forgive, phase, single, vfd
    • Replies: 8
    • Views: 874
    10-13-2018, 07:19 PM Go to last post
    • Replies: 3
    • Views: 671
    10-13-2018, 04:43 AM Go to last post
    • Replies: 15
    • Views: 1,027
    10-11-2018, 05:47 AM Go to last post
    • Replies: 13
    • Views: 1,230
    10-10-2018, 06:15 PM Go to last post
  5. Smart & Brown 1024 VSL

    Started by Ntgar, 10-08-2018 04:08 PM
    converter, domestic, lathe, run, set
    • Replies: 13
    • Views: 1,296
    10-09-2018, 09:44 PM Go to last post
  6. Sizing VFD for Yaskawa Spindle Motors

    Started by gernoff, 10-02-2018 12:12 PM
    current, motor, power, rated, vfd
    • Replies: 15
    • Views: 1,042
    10-08-2018, 04:27 PM Go to last post
  7. Allen Bradley start/reversing switch kicking out

    Started by MDR1, 09-30-2018 10:08 PM
    head, horizontal, panel, switch, vertical
    • Replies: 14
    • Views: 887
    10-05-2018, 06:18 PM Go to last post
    • Replies: 3
    • Views: 1,156
    10-04-2018, 09:39 PM Go to last post
    • Replies: 26
    • Views: 1,707
    10-04-2018, 02:32 AM Go to last post
  8. Small DC motor question

    Started by ratbldr427, 09-30-2018 04:22 PM
    • Replies: 12
    • Views: 1,007
    10-04-2018, 12:45 AM Go to last post
    • Replies: 1
    • Views: 332
    10-03-2018, 02:48 PM Go to last post
    • Replies: 15
    • Views: 903
    10-03-2018, 01:19 PM Go to last post
  9. Rotary Phase Converter Help and Troubleshooting

    Started by BSACafe, 04-09-2015 09:42 AM
    3 Pages
    1 2 3
    • Replies: 48
    • Views: 17,885
    10-03-2018, 12:52 PM Go to last post
    • Replies: 19
    • Views: 1,297
    09-30-2018, 10:54 AM Go to last post
  10. RPC Panels

    Started by Steve Hammatt, 01-15-2006 02:56 AM
    2 Pages
    1 2
    • Replies: 32
    • Views: 5,714
    09-28-2018, 01:51 PM Go to last post
  11. Changing a NEMA motor mount from F1 to F2 or F3

    Started by Jarrod, 09-19-2018 07:30 PM
    • Replies: 13
    • Views: 2,461
    09-28-2018, 06:24 AM Go to last post
  12. Hitachi nes1 vfd not working

    Started by amcdave, 09-23-2018 11:19 AM
    display, hitachi, nes1, vfd, wired
    • Replies: 2
    • Views: 473
    09-27-2018, 11:53 PM Go to last post
  13. Single Phase 480v xfmer questions

    Started by ozzy1904!, 09-26-2018 10:37 PM
    120v, 480v, phase, single, tied
    • Replies: 5
    • Views: 600
    09-27-2018, 05:16 PM Go to last post
  14. wiring a 1 phase shop for future 3 phase

    Started by madmachinst, 09-12-2018 07:31 PM
    2 Pages
    1 2
    • Replies: 28
    • Views: 1,834
    09-26-2018, 01:46 PM Go to last post
    • Replies: 4
    • Views: 466
    09-23-2018, 12:07 PM Go to last post
  15. Importing german 380v machines to run on 480v - 3 phase

    Started by opendieforging, 09-20-2018 07:49 AM
    2 Pages
    1 2
    380v, 480v, htz, importing, machines
    • Replies: 28
    • Views: 2,050
    09-22-2018, 02:52 PM Go to last post
  16. OT-Bilingual Clock

    Started by 9100, 09-18-2018 08:20 AM
    • Replies: 5
    • Views: 612
    09-20-2018, 04:47 AM Go to last post
  17. 10hp rpc build

    Started by alienturtle, 09-19-2018 11:16 PM
    • Replies: 0
    • Views: 463
    09-19-2018, 11:16 PM Go to last post
  18. Running DC motors from solar.

    Started by john.k, 09-14-2018 11:12 PM
    2 Pages
    1 2
    battery, crane, motors, running, series
    • Replies: 20
    • Views: 1,459
    09-19-2018, 05:39 PM Go to last post
  19. Phase loss error when motor stalled

    Started by JoshNZ, 09-06-2018 10:08 PM
    2 Pages
    1 2
    • Replies: 32
    • Views: 1,446
    09-19-2018, 01:17 AM Go to last post
  20. Static Converter with pony motor

    Started by Franky6767, 08-20-2018 10:11 PM
    converter, hooking, motor, phase, static
    • Replies: 3
    • Views: 889
    09-18-2018, 11:48 PM Go to last post
  21. Reply to Msalamanca

    Started by TDegenhart, 09-15-2018 01:44 PM
    general, line, msalamanca, starters, work
    • Replies: 5
    • Views: 639
    09-18-2018, 07:49 PM Go to last post
  22. Hitachi wiring help Wj200 inverter

    Started by Machineman50, 09-17-2018 11:18 AM
    • Replies: 1
    • Views: 575
    09-17-2018, 01:11 PM Go to last post
  23. Propagation Rate of Magnetism in Iron

    Started by 9100, 09-08-2018 07:50 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 66
    • Views: 3,459
    09-16-2018, 10:14 PM Go to last post
  24. Inverter In Torque Control Mode

    Started by Herbrata, 09-12-2018 03:15 AM
    • Replies: 1
    • Views: 500
    09-13-2018, 03:27 PM Go to last post
    • Replies: 6
    • Views: 697
    09-11-2018, 03:00 PM Go to last post
  25. Help making a decision VFD or RPC

    Started by Bob Wade, 09-10-2018 12:12 PM
    amp, control, milltronics, rpc, vfd
    • Replies: 0
    • Views: 449
    09-10-2018, 12:12 PM Go to last post
  26. Wiring new lighting on a Harrison M300

    Started by ISEN AG, 09-08-2018 09:06 AM
    harrison, lamp, light, m300, phase
    • Replies: 5
    • Views: 553
    09-08-2018, 02:46 PM Go to last post
  27. Running an oddball voltage DC motor

    Started by Magic_Smoke, 09-07-2018 06:47 PM
    baldor, controller, dc voltage, drill press, variable drive
    • Replies: 3
    • Views: 501
    09-08-2018, 07:29 AM Go to last post
  28. Issue with dual voltage 3 phase machines?

    Started by Fish On, 09-07-2018 05:21 PM
    dual, machine, motor, phase, voltage
    • Replies: 2
    • Views: 496
    09-08-2018, 03:25 AM Go to last post
  29. motor not spinning

    Started by assaf, 08-30-2018 03:05 PM
    0.7v, drops, motor, pole, vfd
    • Replies: 4
    • Views: 622
    09-08-2018, 02:38 AM Go to last post

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