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. This course equips you with practical tools to handle AC analysis confidently in everyday engineering tasks.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain practical skills to model real loads, calculate line impedance, and apply phasor-based AC analysis confidently. Learn to size capacitor banks, improve power factor, evaluate voltage drop, and assess cable adequacy using clear, step-by-step methods. Finish ready to perform accurate calculations, document results, and make solid, data-driven design decisions in electrical systems.
Elevify advantages
Develop skills
- Complex impedance modeling: analyse AC branches with fast, practical methods.
- Transmission line sizing: compute R+jX, voltage drop, and ampacity in minutes.
- Motor and heater modelling: 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 optimisation: 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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