IEC 60870-5-101:2003+A1:2015 Applies to telecontrol equipment and systems with coded bit serial data transmission for monitoring and controlling geographically widespread processes. Defines a telecontrol companion standard that enables interoperability among compatible telecontrol equipment. The defined telecontrol companion standard utilizes standards of the IEC 60870-5 series of documents.

This publication is of high relevance for Smart Grid. THIS CONSOLIDATED VERSION CONSISTS OF THE SECOND EDITION (2003) AND ITS AMENDMENT 1 (2015). THEREFORE, NO NEED TO ORDER AMENDMENT IN ADDITION TO THIS PUBLICATION.