3.2 Extended logical nodesTable 10:Logical nodes included in the IEDLN Class Prefix(default)LN Type DescriptionLLN0 LLN0 General LN0 for LD0LD LDLLN0LN0 for load busbar (load circuit breaker and power)informationLS LSLLN0 LN0 for LS commands per busbarSNW SNWLLN0 LN0 for subnetwork informationNCBD NCBDLLN0 LN0 for network circuit breaker informationLSC LSCLLN0 LN0 for load shed core functionalityPS PSLLN0LN0 for power source (generator and grid transformercircuit breaker and power) informationPPLS PPLSLLN0 LN0 for load shed informationLPHD LPHD Physical device informationGAPC LSC LSCGAPC Overall load shedding statusPTRC LS LSPTRC Load shed trip per load feederCSWI PS PSCSWI Power source circuit breaker positionMMXU PS PSMMXU Power measurement for power sourceMMTR PS PSMMTRMaximum demand and energy calculation for powersourcePTOC PS PSPTOCPower source over current function for load shed triggerinitiationMMXU NP NPMMXU Power measurement for network powerCSWI NCBD NCBDCSWI Network circuit breaker positionMMXU NCBD NCBDMMXU Power measurement for network circuit breakerCSWI LD LDCSWI Load feeder circuit breaker positionMMXU LD LDMMXU Power measurement for busbar wise load feedersGGIOPPLS PPLSGGIOInformation exchange between peer PML630s of theirnetwork areasGGIO SP SPGGIO Test mode status of PML630RDRE DR DRRDRE Disturbance recorderGGIO DP DPGGIO Double point status (not used by default)GAPC MAP MAPGAPC Multipurpose analogue protection functionGGIO CNT CNTGGIO Generic countersGGIO MV MVGGIO Measurement information (not used by default)ZBAT SPVN SPVNZBAT Station battery supervision (not used by default)1MRS757261 E Section 3Logical node extensionsPML630/Compact Load-Shedding Solution 17Point List Manual