Threads 1 to 42 of 42

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. Compressor Inverters

    Started by GSHPP, 12-28-2019 07:13 AM
    • Replies: 1
    • Views: 493
    12-28-2019, 07:22 AM Go to last post
  3. X13 motor constant run!

    Started by CFLHVAC, 04-26-2013 11:15 PM
    3 Pages
    1 2 3
    • Replies: 27
    • Views: 19,958
    12-07-2019, 11:54 AM Go to last post
  4. VFD's in rooftop units

    Started by Subcool215, 06-28-2019 08:21 AM
    • Replies: 7
    • Views: 4,527
    06-28-2019, 09:39 PM Go to last post
  5. 11 (not 12) lead dual voltage motor

    Started by Arayt, 04-06-2016 09:19 PM
    • Replies: 3
    • Views: 7,189
    02-23-2019, 09:04 PM Go to last post
  6. Motor for Elevator

    Started by ranitupe, 01-07-2019 12:52 AM
    • Replies: 12
    • Views: 4,456
    01-17-2019, 01:13 AM Go to last post
  7. Hermetic Compressor Motor Issue

    Started by Ryan Babros, 11-13-2018 09:37 AM
    • Replies: 3
    • Views: 2,403
    11-13-2018, 08:03 PM Go to last post
  8. Soft starters

    Started by chander, 06-28-2018 09:50 PM
    • Replies: 4
    • Views: 3,675
    11-04-2018, 01:05 PM Go to last post
    • Replies: 2
    • Views: 2,474
    09-25-2018, 05:16 AM Go to last post
  9. Where to get HVAC fan motor rebuilt?

    Started by valvashon, 04-05-2018 01:35 PM
    • Replies: 3
    • Views: 3,495
    04-07-2018, 05:47 PM Go to last post
  10. Time delay timers explained.

    Started by anthonyac1, 03-31-2018 03:46 PM
    • Replies: 2
    • Views: 1,934
    04-04-2018, 07:43 PM Go to last post
  11. Finding a motor?

    Started by dingo707, 06-20-2017 07:38 PM
    • Replies: 2
    • Views: 2,225
    06-20-2017, 11:17 PM Go to last post
  12. ABB and fault 16 !!!!!!!

    Started by texast, 06-30-2014 09:41 AM
    • Replies: 10
    • Views: 22,714
    11-16-2016, 09:59 PM Go to last post
  13. Someone experienced in 3ph to single ph conversion ?

    Started by maximusvigor, 10-16-2016 07:24 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 5,282
    10-24-2016, 11:27 PM Go to last post
  14. Rheostat and hard start kits.

    Started by 2hot4you, 07-18-2016 10:41 AM
    • Replies: 1
    • Views: 3,702
    08-01-2016, 01:40 AM Go to last post
  15. 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: 5,945
    08-01-2016, 01:29 AM Go to last post
  16. Fan cycling switch wire short.

    Started by Clawed worm, 07-25-2016 10:28 PM
    • Replies: 0
    • Views: 2,741
    07-25-2016, 10:28 PM Go to last post
  17. Combustion blower fault

    Started by mockingbird, 07-24-2016 07:42 PM
    • Replies: 8
    • Views: 3,987
    07-25-2016, 04:13 AM Go to last post
  18. 3 phase voltage question

    Started by jmcgreevey, 08-11-2013 11:41 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 14,865
    05-31-2016, 11:32 PM Go to last post
  19. Cooling tower fan minimum speed

    Started by RezAtDorsia, 05-26-2016 08:42 PM
    • Replies: 5
    • Views: 3,996
    05-29-2016, 10:30 PM Go to last post
  20. Yaskawa z1000 drive

    Started by AJS HVAC, 02-29-2016 02:43 PM
    • Replies: 1
    • Views: 4,494
    02-29-2016, 06:36 PM Go to last post
  21. Single phase and Three phase motors

    Started by RIEIO, 05-15-2013 12:36 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 14,610
    11-29-2015, 10:15 PM Go to last post
  22. Premium Efficient Motors

    Started by meby, 01-31-2013 05:41 PM
    • Replies: 7
    • Views: 8,357
    10-23-2015, 12:46 PM Go to last post
  23. Motor control issues

    Started by alexanderlev74, 09-02-2015 09:59 PM
    • Replies: 0
    • Views: 5,151
    09-02-2015, 09:59 PM Go to last post
    • Replies: 1
    • Views: 3,912
    08-21-2015, 08:43 AM Go to last post
  24. VFD Enclosures NEMA 3 or NEMA 4 rated enclosures

    Started by airprep, 03-14-2015 01:43 AM
    • Replies: 2
    • Views: 4,780
    03-25-2015, 12:18 PM Go to last post
  25. Counter-Rotating Fan Motor

    Started by ilostmydrink, 12-28-2014 06:21 PM
    • Replies: 1
    • Views: 4,305
    03-07-2015, 07:29 PM Go to last post
  26. VFD on side-grounded delta

    Started by bluke1, 12-17-2014 08:54 PM
    • Replies: 2
    • Views: 4,563
    02-08-2015, 01:02 PM Go to last post
  27. Progremming a VFD

    Started by LMSystems, 12-26-2013 04:40 PM
    • Replies: 2
    • Views: 5,017
    08-09-2014, 10:39 PM Go to last post
  28. Permanent Magnet DC Treadmill Motor

    Started by hurtinhvac, 02-18-2014 01:29 PM
    • Replies: 7
    • Views: 8,360
    02-23-2014, 02:18 PM Go to last post
  29. 1075rpm 1/2hp condenser fan motor bad

    Started by 02JeepKing, 06-16-2013 04:13 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 14,224
    02-15-2014, 12:59 PM Go to last post
  30. ecm motors can the motor its self be replaced?

    Started by Geo Joe, 01-19-2014 07:59 PM
    • Replies: 1
    • Views: 4,650
    01-19-2014, 09:03 PM Go to last post
  31. Question on a 460V, 3 phase 50hertz pump motor

    Started by seathop, 10-10-2013 09:58 PM
    • Replies: 2
    • Views: 5,109
    12-15-2013, 05:19 PM Go to last post
  32. Why use constant torque ECMs?

    Started by JimtheHVACguy, 07-24-2013 01:40 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 24,104
    09-25-2013, 10:25 AM Go to last post
  33. Reversing Motor with Drum Switch

    Started by VAV616, 03-20-2013 01:59 AM
    • Replies: 2
    • Views: 6,457
    09-04-2013, 08:31 PM Go to last post
  34. PF Correction Capacitors

    Started by ascj, 07-28-2013 05:08 PM
    • Replies: 6
    • Views: 6,238
    07-31-2013, 09:04 AM Go to last post
  35. VFD For 2 Speed Motor

    Started by The Reaper, 02-28-2013 09:09 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 16,014
    07-26-2013, 02:38 PM Go to last post
  36. ECM troubleshooting

    Started by waterdawg, 07-15-2013 06:32 AM
    • Replies: 1
    • Views: 5,092
    07-25-2013, 03:12 PM Go to last post
  37. VFDs on ungrounded delta systems.

    Started by Randy S., 04-08-2013 09:18 PM
    • Replies: 5
    • Views: 10,975
    07-21-2013, 10:18 PM Go to last post
  38. How to hook up blower motor?

    Started by uncle18, 06-22-2013 12:38 PM
    • Replies: 12
    • Views: 9,227
    06-23-2013, 07:37 AM Go to last post
  39. Hawkeye 458

    Started by blazey10, 05-02-2013 09:59 AM
    • Replies: 2
    • Views: 5,294
    05-12-2013, 10:18 AM Go to last post
  40. Mystery Board

    Started by btucker62, 04-28-2013 11:23 AM
    • Replies: 2
    • Views: 5,141
    04-28-2013, 05:20 PM Go to last post
  41. GE 5KSP39FGW452S Condenser Fan Motor

    Started by Tetracomm, 03-17-2013 11:44 AM
    • Replies: 2
    • Views: 5,707
    03-19-2013, 05:25 PM Go to last post

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 20 replies or 150 views
Hot thread with unread posts
More than 20 replies or 150 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
  •