The standard, titled "Railway applications - Electronic equipment used on railway vehicles," defines the requirements for the design, manufacture, and testing of electronic equipment for rolling stock. It is essentially the international counterpart to the European EN 50155 standard, with which it is nearly identical. Core Technical Content of IEC 60571
Electronic equipment must not interfere with other systems (signaling, radio communications) and must be immune to external interference. IEC 60571 works in tandem with (or IEC 62236) regarding EMC limits. iec 60571 standard pdf