IEC TS 61850-2:2003(E) cOMMUNICATION NETWORKS AND sYSTEMS INSUBSTATIONS -Part 2: Glossary

IEC TS 61850-2:2003(E) cOMMUNICATION NETWORKS AND sYSTEMS INSUBSTATIONS -Part 2: Glossary 1 Scope This part of the lEC 61850 series applies to Substation Automation Systems(SAS). lt definesthe communication between intelligent electronic devices (IEDs) in the substation and therelated system requirements. This part of the lIEC 61850 series contains the glossary of specific terminology and definitionsused in the context of Substation Automation Systems within the various parts of the standard. Terms and definitions The following terms and definitions apply to all parts of the lEC 61850 series2. 2.1 abstract communication service interface virtual interface to an lED providing abstract information modelling methods for logical devices,logical nodes, data, and data attributes, and communication services for example connection,variable access, unsolicited data transfer, device control and file transfer services, independentof the actual communication stack and profiles used [lEC 61850-1] 2.2 access point communication access point to an lED.This may be a serial port,an Ethernet connection, or aclient or server address dependent on the stack being used.Each access point of an lED to acommunication bus is uniquely identified.Each server has only one, logical, access point