Threads 1 to 41 of 41

Forum: Motors & Motor Controls

Discussions related to the design, installation, and maintenance of AC and DC motors, and their associated controls

  1. Normal Thread Normal Threads

  2. VFD's in rooftop units

    Started by Subcool215, 06-28-2019 08:21 AM
    • Replies: 7
    • Views: 2,300
    06-28-2019, 09:39 PM Go to last post
  3. 11 (not 12) lead dual voltage motor

    Started by Arayt, 04-06-2016 09:19 PM
    • Replies: 3
    • Views: 6,455
    02-23-2019, 09:04 PM Go to last post
  4. Motor for Elevator

    Started by ranitupe, 01-07-2019 12:52 AM
    • Replies: 12
    • Views: 3,964
    01-17-2019, 01:13 AM Go to last post
  5. Hermetic Compressor Motor Issue

    Started by Ryan Babros, 11-13-2018 09:37 AM
    • Replies: 3
    • Views: 1,979
    11-13-2018, 08:03 PM Go to last post
  6. Soft starters

    Started by chander, 06-28-2018 09:50 PM
    • Replies: 4
    • Views: 3,145
    11-04-2018, 01:05 PM Go to last post
    • Replies: 2
    • Views: 2,074
    09-25-2018, 05:16 AM Go to last post
  7. Where to get HVAC fan motor rebuilt?

    Started by valvashon, 04-05-2018 01:35 PM
    • Replies: 3
    • Views: 2,899
    04-07-2018, 05:47 PM Go to last post
  8. Time delay timers explained.

    Started by anthonyac1, 03-31-2018 03:46 PM
    • Replies: 2
    • Views: 1,522
    04-04-2018, 07:43 PM Go to last post
  9. Finding a motor?

    Started by dingo707, 06-20-2017 07:38 PM
    • Replies: 2
    • Views: 1,827
    06-20-2017, 11:17 PM Go to last post
  10. ABB and fault 16 !!!!!!!

    Started by texast, 06-30-2014 09:41 AM
    • Replies: 10
    • Views: 21,017
    11-16-2016, 09:59 PM Go to last post
  11. Someone experienced in 3ph to single ph conversion ?

    Started by maximusvigor, 10-16-2016 07:24 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 4,388
    10-24-2016, 11:27 PM Go to last post
  12. Rheostat and hard start kits.

    Started by 2hot4you, 07-18-2016 10:41 AM
    • Replies: 1
    • Views: 3,122
    08-01-2016, 01:40 AM Go to last post
  13. Have you ecer experienced a motor do this?

    Started by Ricky Dale, 05-26-2016 06:27 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 4,946
    08-01-2016, 01:29 AM Go to last post
  14. Fan cycling switch wire short.

    Started by Clawed worm, 07-25-2016 10:28 PM
    • Replies: 0
    • Views: 2,184
    07-25-2016, 10:28 PM Go to last post
  15. Combustion blower fault

    Started by mockingbird, 07-24-2016 07:42 PM
    • Replies: 8
    • Views: 3,201
    07-25-2016, 04:13 AM Go to last post
  16. 3 phase voltage question

    Started by jmcgreevey, 08-11-2013 11:41 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 13,542
    05-31-2016, 11:32 PM Go to last post
  17. Cooling tower fan minimum speed

    Started by RezAtDorsia, 05-26-2016 08:42 PM
    • Replies: 5
    • Views: 3,309
    05-29-2016, 10:30 PM Go to last post
  18. Yaskawa z1000 drive

    Started by AJS HVAC, 02-29-2016 02:43 PM
    • Replies: 1
    • Views: 3,876
    02-29-2016, 06:36 PM Go to last post
  19. X13 motor constant run!

    Started by CFLHVAC, 04-26-2013 11:15 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 17,098
    01-07-2016, 04:54 PM Go to last post
  20. Single phase and Three phase motors

    Started by RIEIO, 05-15-2013 12:36 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 13,669
    11-29-2015, 10:15 PM Go to last post
  21. Premium Efficient Motors

    Started by meby, 01-31-2013 05:41 PM
    • Replies: 7
    • Views: 7,705
    10-23-2015, 12:46 PM Go to last post
  22. Motor control issues

    Started by alexanderlev74, 09-02-2015 09:59 PM
    • Replies: 0
    • Views: 4,608
    09-02-2015, 09:59 PM Go to last post
    • Replies: 1
    • Views: 3,324
    08-21-2015, 08:43 AM Go to last post
  23. VFD Enclosures NEMA 3 or NEMA 4 rated enclosures

    Started by airprep, 03-14-2015 01:43 AM
    • Replies: 2
    • Views: 4,188
    03-25-2015, 12:18 PM Go to last post
  24. Counter-Rotating Fan Motor

    Started by ilostmydrink, 12-28-2014 06:21 PM
    • Replies: 1
    • Views: 3,736
    03-07-2015, 07:29 PM Go to last post
  25. VFD on side-grounded delta

    Started by bluke1, 12-17-2014 08:54 PM
    • Replies: 2
    • Views: 3,963
    02-08-2015, 01:02 PM Go to last post
  26. Progremming a VFD

    Started by LMSystems, 12-26-2013 04:40 PM
    • Replies: 2
    • Views: 4,452
    08-09-2014, 10:39 PM Go to last post
  27. Permanent Magnet DC Treadmill Motor

    Started by hurtinhvac, 02-18-2014 01:29 PM
    • Replies: 7
    • Views: 7,651
    02-23-2014, 02:18 PM Go to last post
  28. 1075rpm 1/2hp condenser fan motor bad

    Started by 02JeepKing, 06-16-2013 04:13 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 13,062
    02-15-2014, 12:59 PM Go to last post
  29. ecm motors can the motor its self be replaced?

    Started by Geo Joe, 01-19-2014 07:59 PM
    • Replies: 1
    • Views: 4,073
    01-19-2014, 09:03 PM Go to last post
  30. Question on a 460V, 3 phase 50hertz pump motor

    Started by seathop, 10-10-2013 09:58 PM
    • Replies: 2
    • Views: 4,535
    12-15-2013, 05:19 PM Go to last post
  31. Why use constant torque ECMs?

    Started by JimtheHVACguy, 07-24-2013 01:40 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 21,500
    09-25-2013, 10:25 AM Go to last post
  32. Reversing Motor with Drum Switch

    Started by VAV616, 03-20-2013 01:59 AM
    • Replies: 2
    • Views: 5,837
    09-04-2013, 08:31 PM Go to last post
  33. PF Correction Capacitors

    Started by ascj, 07-28-2013 05:08 PM
    • Replies: 6
    • Views: 5,569
    07-31-2013, 09:04 AM Go to last post
  34. VFD For 2 Speed Motor

    Started by The Reaper, 02-28-2013 09:09 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 14,902
    07-26-2013, 02:38 PM Go to last post
  35. ECM troubleshooting

    Started by waterdawg, 07-15-2013 06:32 AM
    • Replies: 1
    • Views: 4,496
    07-25-2013, 03:12 PM Go to last post
  36. VFDs on ungrounded delta systems.

    Started by Randy S., 04-08-2013 09:18 PM
    • Replies: 5
    • Views: 10,249
    07-21-2013, 10:18 PM Go to last post
  37. How to hook up blower motor?

    Started by uncle18, 06-22-2013 12:38 PM
    • Replies: 12
    • Views: 8,575
    06-23-2013, 07:37 AM Go to last post
  38. Hawkeye 458

    Started by blazey10, 05-02-2013 09:59 AM
    • Replies: 2
    • Views: 4,717
    05-12-2013, 10:18 AM Go to last post
  39. Mystery Board

    Started by btucker62, 04-28-2013 11:23 AM
    • Replies: 2
    • Views: 4,573
    04-28-2013, 05:20 PM Go to last post
  40. GE 5KSP39FGW452S Condenser Fan Motor

    Started by Tetracomm, 03-17-2013 11:44 AM
    • Replies: 2
    • Views: 5,110
    03-19-2013, 05:25 PM Go to last post

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