1IEC 61850-7-2 (2001.3.8). Connunication networks and systems in substations part 7-2: Basic conmmunication stnucture for substation and feeder equipment abstract connnunication service interface (ACSI) [ S].
2IEC 61850- 1 (2001.4. 13 ). Commurication networks and systems in substations part 1: lntroduction and overview[S].