Jul 31, 2014 #1 manishkumar0925 Electrical Joined Jul 31, 2014 Messages 1 Location US how to check three phase motor with the help of digital multimeter.
Jul 31, 2014 #2 jraef Electrical Joined May 29, 2002 Messages 11,368 Location US Although generally not that useful, you can get some gross generalities using a multimeter, and if you start off by taking measurements on a known good motor, you can maybe track changes over time to do some crude predictions. But that's about it. http://www.pcbheaven.com/userpages/check_the_windings_of_a_3phase_ac_motor/ "Will work for (the memory of) salami" Upvote 0 Downvote
Although generally not that useful, you can get some gross generalities using a multimeter, and if you start off by taking measurements on a known good motor, you can maybe track changes over time to do some crude predictions. But that's about it. http://www.pcbheaven.com/userpages/check_the_windings_of_a_3phase_ac_motor/ "Will work for (the memory of) salami"