Draft61850-7-3©1EC:2002 -10-57WG10-12(61850-7-3)R7.10/DraftFDIS 3 Terms and definitions Fur the purposes of this International Standard,the terms and definitions given in IEC 61850- 2 and 61850-7-2 apply. 4 Abbreviated terms CDC Common Data Class dchg Trigger option for data-change dupd Trigger option for data-update FC Functional Constraint qchg Trigger option for quality-change TrgOp trigger option NOTE -Abbreviations used for the identification of the common data classes and as names of the attributes are specified in the specific clauses of this document and are not repeated here.Draft 61850-7-3  IEC:2002 – 10 – 57/WG10-12(61850-7-3)R7.10/DraftFDIS 3 Terms and definitions Fur the purposes of this International Standard, the terms and definitions given in IEC 61850- 2 and 61850-7-2 apply. 4 Abbreviated terms CDC Common Data Class dchg Trigger option for data-change dupd Trigger option for data-update FC Functional Constraint qchg Trigger option for quality-change TrgOp trigger option NOTE – Abbreviations used for the identification of the common data classes and as names of the attributes are specified in the specific clauses of this document and are not repeated here