Complex Impedance Course
Master complex impedance for real electrical systems. Learn to model cables, motors, heaters, and capacitor banks, calculate P, Q, S, voltage drop, and power factor, and make confident sizing and power quality decisions in low-voltage installations.

flexible workload from 4 to 360h
valid certificate in your country
What will I learn?
The Complex Impedance Course gives you practical skills to model real loads, calculate line impedance, and apply phasor-based AC analysis with confidence. Learn to size capacitor banks, improve power factor, evaluate voltage drop, and judge cable adequacy using clear, step-by-step methods. Finish ready to perform accurate calculations, document results, and make solid, data-driven design decisions.
Elevify advantages
Develop skills
- Complex impedance modeling: analyze AC branches with fast, practical methods.
- Transmission line sizing: compute R+jX, voltage drop, and ampacity in minutes.
- Motor and heater modeling: derive R, L, and P–Q–S from real nameplate data.
- Power factor correction: size capacitor banks, recalc P, Q, S, and line current.
- System optimization: judge cable adequacy and recommend low-cost improvements.
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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