3 phase Transformer troubleshooting Home › Electrical Engineering Forum › General Discussion › 3 phase Transformer troubleshooting This topic has 2 replies, 3 voices, and was last updated 11 years, 8 months ago by neebel. Viewing 3 posts - 1 through 3 (of 3 total) Author Posts 2013/04/29 at 2:02 pm #10995 AnonymousGuest I have a 3 phase transformer that has no secondary voltage when i apply the primary voltage. What could be the possible explanation for this? 2013/05/03 at 5:53 pm #13058 neebelParticipant What are the specs & type of the transformer and what is the volatge you are applying in primary. 2013/05/06 at 1:47 pm #13047 MuntherParticipant Check first if the voltage is really applied by the mutlimeter. If it is applied. check if the seconday is shorted. Author Posts Viewing 3 posts - 1 through 3 (of 3 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In