: Available via iTeh Standards .
: Defines the standard supply voltages used for DC and AC traction systems (e.g., 750V DC, 1500V DC, 15kV AC, and 25kV AC). Permissible Limits iec 60850 pdf free download link
: Large municipal or state-level technical libraries often provide on-site digital viewing of standards. : Available via iTeh Standards
You can view a sample of the IEC 60850:2014 document to see its structure and scope on the iTeh Standards portal. iec 60850 pdf free download link