Low-speed maglev and linear motor transport systems. Key Technical Aspects
You can obtain it from various national distributors like NEN (Netherlands) or SIS (Sweden) . iec 60850 pdf free download link
Accessing official IEC standards for free is generally not possible because they are copyrighted and sold to fund the standardization process. However, you can access the standard through several authoritative platforms: Low-speed maglev and linear motor transport systems
This includes tramways, light rail, trolleybuses, and underground/elevated railways. iec 60850 pdf free download link
Sites like iTeh Standards often provide a free PDF "preview" that includes the table of contents and scope, which can be useful for initial research. Scope and Importance of IEC 60850