EN 61850-9-2:2004 Communication networks and systems in substations Part 9-2: Specific Communication Service Mapping (SCSM) Sampled values over ISO/IEC 8802-3
2011EN 61850-9-2:2011 Communication networks and systems for power utility automation - Part 9-2: Specific communication service mapping (SCSM) - Sampled values over ISO/IEC 8802-3
2004EN 61850-9-2:2004 Communication networks and systems in substations Part 9-2: Specific Communication Service Mapping (SCSM) Sampled values over ISO/IEC 8802-3