Threads 1 to 40 of 40

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. Why use constant torque ECMs?

    Started by JimtheHVACguy, 07-24-2013 01:40 AM
    2 Pages
    1 2
    • Replies: 13
    • Views: 19,385
    09-25-2013, 10:25 AM Go to last post
  3. ABB and fault 16 !!!!!!!

    Started by texast, 06-30-2014 09:41 AM
    • Replies: 10
    • Views: 19,043
    11-16-2016, 09:59 PM Go to last post
  4. X13 motor constant run!

    Started by CFLHVAC, 04-26-2013 11:15 PM
    2 Pages
    1 2
    • Replies: 23
    • Views: 15,751
    01-07-2016, 04:54 PM Go to last post
  5. VFD For 2 Speed Motor

    Started by The Reaper, 02-28-2013 09:09 PM
    2 Pages
    1 2
    • Replies: 18
    • Views: 13,934
    07-26-2013, 02:38 PM Go to last post
  6. Single phase and Three phase motors

    Started by RIEIO, 05-15-2013 12:36 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 12,843
    11-29-2015, 10:15 PM Go to last post
  7. 3 phase voltage question

    Started by jmcgreevey, 08-11-2013 11:41 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 12,520
    05-31-2016, 11:32 PM Go to last post
  8. 1075rpm 1/2hp condenser fan motor bad

    Started by 02JeepKing, 06-16-2013 04:13 PM
    2 Pages
    1 2
    • Replies: 24
    • Views: 11,939
    02-15-2014, 12:59 PM Go to last post
  9. VFDs on ungrounded delta systems.

    Started by Randy S., 04-08-2013 09:18 PM
    • Replies: 5
    • Views: 9,677
    07-21-2013, 10:18 PM Go to last post
  10. How to hook up blower motor?

    Started by uncle18, 06-22-2013 12:38 PM
    • Replies: 12
    • Views: 8,014
    06-23-2013, 07:37 AM Go to last post
  11. Premium Efficient Motors

    Started by meby, 01-31-2013 05:41 PM
    • Replies: 7
    • Views: 7,199
    10-23-2015, 12:46 PM Go to last post
  12. Permanent Magnet DC Treadmill Motor

    Started by hurtinhvac, 02-18-2014 01:29 PM
    • Replies: 7
    • Views: 7,073
    02-23-2014, 02:18 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: 5,743
    02-23-2019, 09:04 PM Go to last post
  14. Reversing Motor with Drum Switch

    Started by VAV616, 03-20-2013 01:59 AM
    • Replies: 2
    • Views: 5,348
    09-04-2013, 08:31 PM Go to last post
  15. PF Correction Capacitors

    Started by ascj, 07-28-2013 05:08 PM
    • Replies: 6
    • Views: 5,045
    07-31-2013, 09:04 AM Go to last post
  16. GE 5KSP39FGW452S Condenser Fan Motor

    Started by Tetracomm, 03-17-2013 11:44 AM
    • Replies: 2
    • Views: 4,612
    03-19-2013, 05:25 PM Go to last post
  17. Hawkeye 458

    Started by blazey10, 05-02-2013 09:59 AM
    • Replies: 2
    • Views: 4,249
    05-12-2013, 10:18 AM Go to last post
  18. 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: 4,187
    08-01-2016, 01:29 AM Go to last post
  19. Motor control issues

    Started by alexanderlev74, 09-02-2015 09:59 PM
    • Replies: 0
    • Views: 4,157
    09-02-2015, 09:59 PM Go to last post
  20. Mystery Board

    Started by btucker62, 04-28-2013 11:23 AM
    • Replies: 2
    • Views: 4,106
    04-28-2013, 05:20 PM Go to last post
  21. Question on a 460V, 3 phase 50hertz pump motor

    Started by seathop, 10-10-2013 09:58 PM
    • Replies: 2
    • Views: 4,075
    12-15-2013, 05:19 PM Go to last post
  22. ECM troubleshooting

    Started by waterdawg, 07-15-2013 06:32 AM
    • Replies: 1
    • Views: 4,020
    07-25-2013, 03:12 PM Go to last post
  23. Progremming a VFD

    Started by LMSystems, 12-26-2013 04:40 PM
    • Replies: 2
    • Views: 3,986
    08-09-2014, 10:39 PM Go to last post
  24. Someone experienced in 3ph to single ph conversion ?

    Started by maximusvigor, 10-16-2016 07:24 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 3,901
    10-24-2016, 11:27 PM Go to last post
  25. VFD Enclosures NEMA 3 or NEMA 4 rated enclosures

    Started by airprep, 03-14-2015 01:43 AM
    • Replies: 2
    • Views: 3,717
    03-25-2015, 12:18 PM Go to last post
  26. ecm motors can the motor its self be replaced?

    Started by Geo Joe, 01-19-2014 07:59 PM
    • Replies: 1
    • Views: 3,618
    01-19-2014, 09:03 PM Go to last post
  27. Motor for Elevator

    Started by ranitupe, 01-07-2019 12:52 AM
    • Replies: 12
    • Views: 3,599
    01-17-2019, 01:13 AM Go to last post
  28. VFD on side-grounded delta

    Started by bluke1, 12-17-2014 08:54 PM
    • Replies: 2
    • Views: 3,474
    02-08-2015, 01:02 PM Go to last post
  29. Yaskawa z1000 drive

    Started by AJS HVAC, 02-29-2016 02:43 PM
    • Replies: 1
    • Views: 3,375
    02-29-2016, 06:36 PM Go to last post
  30. Counter-Rotating Fan Motor

    Started by ilostmydrink, 12-28-2014 06:21 PM
    • Replies: 1
    • Views: 3,271
    03-07-2015, 07:29 PM Go to last post
    • Replies: 1
    • Views: 2,866
    08-21-2015, 08:43 AM Go to last post
  31. Soft starters

    Started by chander, 06-28-2018 09:50 PM
    • Replies: 4
    • Views: 2,807
    11-04-2018, 01:05 PM Go to last post
  32. Cooling tower fan minimum speed

    Started by RezAtDorsia, 05-26-2016 08:42 PM
    • Replies: 5
    • Views: 2,762
    05-29-2016, 10:30 PM Go to last post
  33. Combustion blower fault

    Started by mockingbird, 07-24-2016 07:42 PM
    • Replies: 8
    • Views: 2,712
    07-25-2016, 04:13 AM Go to last post
  34. Rheostat and hard start kits.

    Started by 2hot4you, 07-18-2016 10:41 AM
    • Replies: 1
    • Views: 2,703
    08-01-2016, 01:40 AM Go to last post
  35. Where to get HVAC fan motor rebuilt?

    Started by valvashon, 04-05-2018 01:35 PM
    • Replies: 3
    • Views: 2,485
    04-07-2018, 05:47 PM Go to last post
  36. Fan cycling switch wire short.

    Started by Clawed worm, 07-25-2016 10:28 PM
    • Replies: 0
    • Views: 1,812
    07-25-2016, 10:28 PM Go to last post
    • Replies: 2
    • Views: 1,789
    09-25-2018, 05:16 AM Go to last post
  37. Hermetic Compressor Motor Issue

    Started by Ryan Babros, 11-13-2018 09:37 AM
    • Replies: 3
    • Views: 1,661
    11-13-2018, 08:03 PM Go to last post
  38. Finding a motor?

    Started by dingo707, 06-20-2017 07:38 PM
    • Replies: 2
    • Views: 1,558
    06-20-2017, 11:17 PM Go to last post
  39. Time delay timers explained.

    Started by anthonyac1, 03-31-2018 03:46 PM
    • Replies: 2
    • Views: 1,234
    04-04-2018, 07:43 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
  •