Impedance and its impact on voltage-drop in cablesThis article from the experts at NICEIC examines impedance, and more specifically, considers its impact on voltage-drop in cables when supplying electrical loads having a poor power factor. This will be demonstrated with a practical example. It is worth noting that such considerations are rarely required in a domestic dwelling where most cable sizes are ...The post Impedance and its impact on voltage-drop in cables appeared first on Professional Electrician.