BS-EN-61850-7-3 Complete Document History
Communication networks and systems for power utility automation

Complete Current Edition:
   2011/A1 EDITION - 2011 EDITION WITH AMENDMENT A1 INTERFILED - April 15, 2020

Obsolete Revision Information:
   2011 EDITION - Communication networks and systems for power utility automation. Basic communication structure. Common data classes - March 31, 2011
   2003 EDITION - SUBSTATION and FEEDER EQUIPMENT, - July 3, 2003