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: 3,933
    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: 6,981
    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: 4,237
    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: 2,209
    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: 3,473
    11-04-2018, 01:05 PM Go to last post
    • Replies: 2
    • Views: 2,287
    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: 3,244
    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: 1,747
    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: 2,054
    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: 22,032
    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: 4,917
    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: 3,446
    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: 5,531
    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: 2,482
    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: 3,657
    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: 14,358
    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: 3,693
    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: 4,221
    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: 18,354
    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: 14,223
    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: 8,073
    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: 4,907
    09-02-2015, 09:59 PM Go to last post
    • Replies: 1
    • Views: 3,665
    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: 4,517
    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: 4,044
    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: 4,291
    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: 4,759
    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: 8,056
    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: 13,754
    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: 4,403
    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: 4,844
    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: 22,938
    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: 6,183
    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: 5,934
    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: 15,551
    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: 4,835
    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: 10,654
    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: 8,973
    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: 5,040
    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: 4,887
    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: 5,439
    03-19-2013, 05:25 PM Go to last post

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