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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

    • Replies: 6
    • Views: 2,335
    04-19-2022, 09:39 PM Go to last post
  2. Premium Efficient Motors

    Started by meby, 01-31-2013 04:41 PM
    • Replies: 9
    • Views: 14,504
    03-23-2022, 03:17 PM Go to last post
  3. Motor for Elevator

    Started by ranitupe, 01-06-2019 11:52 PM
    • Replies: 13
    • Views: 8,795
    03-23-2022, 06:18 AM Go to last post
  4. GE ECM 2.3 Wiring

    Started by krips, 01-21-2022 06:08 PM
    • Replies: 3
    • Views: 1,282
    01-22-2022, 11:40 AM Go to last post
    • Replies: 1
    • Views: 1,866
    10-05-2021, 04:25 PM Go to last post
  5. Condenser fan motor FLA

    Started by gallienus, 09-03-2020 10:09 PM
    • Replies: 6
    • Views: 5,904
    05-11-2021, 06:23 PM Go to last post
  6. Question regarding ECM motors.

    Started by few2many, 05-02-2020 04:00 PM
    • Replies: 13
    • Views: 13,023
    05-04-2021, 10:41 PM Go to last post
  7. Equipment do not have or have mocp, mca

    Started by hhsting, 02-06-2021 08:02 PM
    • Replies: 3
    • Views: 6,695
    02-08-2021, 12:30 AM Go to last post
  8. Rheostat and hard start kits.

    Started by 2hot4you, 07-18-2016 10:41 AM
    • Replies: 5
    • Views: 9,745
    01-13-2021, 07:51 PM Go to last post
  9. X13 motor constant run!

    Started by CFLHVAC, 04-26-2013 11:15 PM
    2 Pages
    1 2
    • Replies: 28
    • Views: 31,647
    12-23-2020, 05:36 PM Go to last post
  10. ABB ?

    Started by gazoo, 10-29-2020 04:27 PM
    • Replies: 1
    • Views: 3,223
    10-29-2020, 06:10 PM Go to last post
  11. Compressor Inverters

    Started by GSHPP, 12-28-2019 06:13 AM
    • Replies: 1
    • Views: 5,205
    12-28-2019, 06:22 AM Go to last post
  12. VFD's in rooftop units

    Started by Subcool215, 06-28-2019 08:21 AM
    • Replies: 7
    • Views: 9,462
    06-28-2019, 09:39 PM Go to last post
  13. 11 (not 12) lead dual voltage motor

    Started by Arayt, 04-06-2016 09:19 PM
    • Replies: 3
    • Views: 11,619
    02-23-2019, 08:04 PM Go to last post
  14. Hermetic Compressor Motor Issue

    Started by Ryan Babros, 11-13-2018 08:37 AM
    • Replies: 3
    • Views: 5,980
    11-13-2018, 07:03 PM Go to last post
  15. Soft starters

    Started by chander, 06-28-2018 09:50 PM
    • Replies: 4
    • Views: 7,596
    11-04-2018, 12:05 PM Go to last post
    • Replies: 2
    • Views: 5,832
    09-25-2018, 05:16 AM Go to last post
  16. Where to get HVAC fan motor rebuilt?

    Started by valvashon, 04-05-2018 01:35 PM
    • Replies: 3
    • Views: 8,450
    04-07-2018, 05:47 PM Go to last post
  17. Time delay timers explained.

    Started by anthonyac1, 03-31-2018 03:46 PM
    • Replies: 2
    • Views: 5,689
    04-04-2018, 07:43 PM Go to last post
  18. Finding a motor?

    Started by dingo707, 06-20-2017 07:38 PM
    • Replies: 2
    • Views: 6,065
    06-20-2017, 11:17 PM Go to last post
  19. ABB and fault 16 !!!!!!!

    Started by texast, 06-30-2014 09:41 AM
    • Replies: 10
    • Views: 34,066
    11-16-2016, 08:59 PM Go to last post
  20. Someone experienced in 3ph to single ph conversion ?

    Started by maximusvigor, 10-16-2016 07:24 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 12,657
    10-24-2016, 11:27 PM Go to last post
  21. 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: 12,347
    08-01-2016, 01:29 AM Go to last post
  22. Fan cycling switch wire short.

    Started by Clawed worm, 07-25-2016 10:28 PM
    • Replies: 0
    • Views: 6,244
    07-25-2016, 10:28 PM Go to last post
  23. Combustion blower fault

    Started by mockingbird, 07-24-2016 07:42 PM
    • Replies: 8
    • Views: 9,315
    07-25-2016, 04:13 AM Go to last post
  24. 3 phase voltage question

    Started by jmcgreevey, 08-11-2013 11:41 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 22,926
    05-31-2016, 11:32 PM Go to last post
  25. Cooling tower fan minimum speed

    Started by RezAtDorsia, 05-26-2016 08:42 PM
    • Replies: 5
    • Views: 8,577
    05-29-2016, 10:30 PM Go to last post
  26. Yaskawa z1000 drive

    Started by AJS HVAC, 02-29-2016 01:43 PM
    • Replies: 1
    • Views: 8,771
    02-29-2016, 05:36 PM Go to last post
  27. Single phase and Three phase motors

    Started by RIEIO, 05-15-2013 12:36 PM
    • Replies: 13
    • Views: 19,495
    11-29-2015, 09:15 PM Go to last post
  28. Motor control issues

    Started by alexanderlev74, 09-02-2015 09:59 PM
    • Replies: 0
    • Views: 9,212
    09-02-2015, 09:59 PM Go to last post
    • Replies: 1
    • Views: 7,866
    08-21-2015, 08:43 AM Go to last post
  29. VFD Enclosures NEMA 3 or NEMA 4 rated enclosures

    Started by airprep, 03-14-2015 01:43 AM
    • Replies: 2
    • Views: 9,261
    03-25-2015, 12:18 PM Go to last post
  30. Counter-Rotating Fan Motor

    Started by ilostmydrink, 12-28-2014 05:21 PM
    • Replies: 1
    • Views: 8,346
    03-07-2015, 06:29 PM Go to last post
  31. VFD on side-grounded delta

    Started by bluke1, 12-17-2014 07:54 PM
    • Replies: 2
    • Views: 9,031
    02-08-2015, 12:02 PM Go to last post
  32. Progremming a VFD

    Started by LMSystems, 12-26-2013 03:40 PM
    • Replies: 2
    • Views: 9,108
    08-09-2014, 10:39 PM Go to last post
  33. Permanent Magnet DC Treadmill Motor

    Started by hurtinhvac, 02-18-2014 12:29 PM
    • Replies: 7
    • Views: 13,725
    02-23-2014, 01:18 PM Go to last post
  34. 1075rpm 1/2hp condenser fan motor bad

    Started by 02JeepKing, 06-16-2013 04:13 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 23,084
    02-15-2014, 11:59 AM Go to last post
  35. ecm motors can the motor its self be replaced?

    Started by Geo Joe, 01-19-2014 06:59 PM
    • Replies: 1
    • Views: 8,600
    01-19-2014, 08:03 PM Go to last post
  36. Question on a 460V, 3 phase 50hertz pump motor

    Started by seathop, 10-10-2013 09:58 PM
    • Replies: 2
    • Views: 9,245
    12-15-2013, 04:19 PM Go to last post
  37. Why use constant torque ECMs?

    Started by JimtheHVACguy, 07-24-2013 01:40 AM
    • Replies: 13
    • Views: 36,645
    09-25-2013, 10:25 AM Go to last post

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