Welcome! This guide is designed to demystify the process of selecting high-voltage (HV) cables. We’ll walk through the core principles outlined in the international standard IEC 183, a document that provides engineers with a systematic way to make this critical decision.

Choosing the right HV cable is much like choosing the right tires for a vehicle. You wouldn’t put racing slicks on an off-road truck or summer tires on a car in the middle of winter. The choice depends on the vehicle’s performance (electrical load), the road conditions (installation environment), and the weather (service conditions). Similarly, the right cable must be perfectly matched to the electrical system it serves and the environment where it will operate.

This document will break down the key technical considerations into clear, understandable steps, providing a solid foundation for anyone new to the world of electrical engineering.