Zach Stone P.E.
Well-known member
I get a lot of emails regularly asking for help with the 4 wire "high leg" delta transformer.
Here is a quick video explaining how to calculate the high leg voltage that you may find useful:
If you'd like to download a copy of the completed circuit diagram, the completed phasor diagram, and all of the steps in this video to use as a cheat sheet for your exam references then visit the full length article here: Electrical PE Review - 4 Wire High Leg Delta Transformer Connection
I hope you enjoy the short how to video and cheat sheet. I'm happy to answer any questions that you may have.
Here is a quick video explaining how to calculate the high leg voltage that you may find useful:
If you'd like to download a copy of the completed circuit diagram, the completed phasor diagram, and all of the steps in this video to use as a cheat sheet for your exam references then visit the full length article here: Electrical PE Review - 4 Wire High Leg Delta Transformer Connection
I hope you enjoy the short how to video and cheat sheet. I'm happy to answer any questions that you may have.
