Determining Primary Connections

Learn about the primary connection rules for Wye (phase-to-ground) and Delta (phase-to-phase) transformer connections. Check out our Transformer Connection Series!    • Transformer Connection Series   Don't forget to subscribe to our YouTube channel for the best power delivery training and educational videos. @NorthwestLinemanCollege NEED CAREER TRAINING? Through training and education, we help thousands have safe and rewarding careers in power delivery. https://lineman.edu/ CHAPTERS 0:45 - How to determine Wye primary connections 1:21 - How to determine Delta primary connections 2:19 - Example 1: The primary voltage on the nameplate is 19900/34500 Y, with a Phase-to-Neutral voltage of 19900 is a WYE connection 2:34 - Example 2: The primary voltage on the nameplate is 4160/7200 Y, with a Phase-to-phase voltage of 7200 is a DELTA connection 2:50 - Example 3: The primary voltage on the nameplate is 12000, with a Phase-to-phase voltage of 12000 is a DELTA connection 3:05 - Example 4: The primary voltage on the nameplate is 12000/20800 GrdY, with a Phase-to-Neutral voltage of 12000 is a WYE connection FOLLOW US ON SOCIAL MEDIA Tiktok   / northwestlinemancollege   Instagram   / northwestlinemancollege   Facebook   / northwestlinemancollege