Applies to telecontrol equipment and systems with coded bit serial data transmission for monitoring and control of geographically widespread processes.
IEC 60870-2-1:1995 history
1995IEC 60870-2-1:1995 Telecontrol equipment and systems - Part 2: Operating conditions - Section 1: Power supply and electromagnetic compatibility
1987IEC 60870-2-1:1987 Telecontrol equipment and systems. Part 2: Operating condition. Section one - Environmental conditions and power supplies.