This standard applies to substation automation systems (SAS) and defines communication and related system requirements between intelligent electronic devices (IEDs) in the station. This part belongs to the overall requirements of communication networks, focusing on quality requirements. It also addresses guidelines for environmental conditions and power supply requirements, and recommends specific requirements based on other standards and specifications.
DL/T 860.3-2004 history
2004DL/T 860.3-2004 Communication networks and systems in substations Part 3: General requirements