If your goal is to understand sag-tension and line design without any cost, try these open-source tools. They are not as powerful as PLS-CADD 9.2, but they teach the core physics:
However, you can access specific components, training materials, and restricted versions through legitimate channels. Official Resources and "Free" Components Library Files & Components : Power Line Systems provides free downloads for Library Files , such as cable models, conductor files (e.g., from J-Power Systems
: You can access it directly on the PLS-CADD/Ultralite Download Page .
: It requires an active internet connection to serve the license and access the cable model library.
at no cost as a service to the engineering community. This is a streamlined version used for quick modeling of a single span of conductor or wire, providing sag-tension reports and stringing charts. Academic Licenses: