You're looking for a comprehensive overview of IEC 60949, including a possible free download of the PDF version. I'll provide you with an in-depth analysis of the standard and guide you on how to access it.

IEC 60949 is an international standard published by the International Electrotechnical Commission (IEC) that outlines the requirements for electric cables for use in mines and quarries. The standard covers the design, construction, testing, and marking of electric cables used in underground mines and quarries, ensuring they meet specific safety and performance requirements.

IEC 60949 is a critical standard for ensuring the safety and performance of electric cables used in mines and quarries. While accessing a free PDF version may require some effort, you can try visiting the IEC website, national standards bodies, public libraries, or online databases. If you're interested in purchasing the standard, you can do so through the IEC website or other authorized distributors. Always verify the specific edition and ensure you're accessing the most up-to-date version.