Three-Phase System Course
This course provides comprehensive training on three-phase electrical systems, covering fundamentals to advanced applications like wiring, load balancing, motor handling, and safety protocols. Based on NEC guidelines, it teaches conductor sizing, panel layouts, neutral current management, and practical troubleshooting skills for creating efficient, reliable electrical setups that meet industry standards and ensure safety in real-world scenarios.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain expertise in three-phase electrical systems through this practical course. You will learn to size conductors and breakers accurately, balance single-phase and three-phase loads effectively, select and connect motors properly, and calculate currents and neutral loading with assurance. Additionally, master reading and creating diagrams, preparing documentation, applying protection and grounding, and conducting safe testing and commissioning to ensure reliable installations that comply with current standards.
Elevify advantages
Develop skills
- Master three-phase design basics including 208/120V wye/delta configurations and power factor.
- Calculate phase and neutral currents confidently for effective load balancing.
- Select, connect, and protect three-phase motors safely and efficiently.
- Create clear wiring diagrams, schedules, and labels for panels.
- Verify motor rotation, load balance, safety, and power quality during testing and commissioning.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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