DIN_IEC_61850-7-4_A1_Sept2006_ENTWURF.pdf

Draft 61850-7-4;A1 IEC:2005 57/747/CD Version R1.0/2005-02-28 2 CD IEC 61850-7-4,Amendment 1 Communication networks and systems in substations Power Quality Amendments to IEC 61850-5 and IEC 61850-7-4 Version:57/WG10(61850-7-4.A1)R1.0/CD 2005-02-28 Draft 61850-7-4;A1 IEC:2005 57/747/CD Version R1.0/2005-02-28 3 CONTENTS Page 1 Scope.7 2 Normative references.8 3 Definitions.11 4 Abbreviated terms.15 5 Addendum to Part 5:Communication requirements for functions and device models.16 5.1 General.16 5.2 Categories of functions.16 5.2.1 Power quality monitoring functions.16 5.3 Logical Nodes for power quality monitoring functions.16 5.3.1 General.16 5.3.2 Logical nodes for Metering and measurement.16 5.3.3 Logical nodes for Power quality events monitoring.18 6 Addendum to Part 7-4:Basic communications structure for substation and feeder equipment Compatible logical node classes and data classes.20 6.1 General.20 6.2 Logical Node groups.20 6.3 Logical Nodes for metering and measurement LN Group:M.20 6.3.1 Modelling Remarks.20 6.3.2 LN:Advanced Measurement unit Name:MADV.20 6.3.3 LN:Flicker Measurement unit Name:MFLK.22 6.4 Logical Nodes for power quality events LN Group:Q.23 6.4.1 Modelling Remarks.23 6.4.2 LN:Voltage Variation Name:QVVR.23 6.4.3 LN:Frequency Variation Name:QFVR.25 6.4.4 LN:Voltage Unbalance Variation Name:QVUB.26 6.4.5 LN:Current Unbalance Variation Name:QIUB.27 6.4.6 LN:Voltage Transient Name:QVTR.27 6.4.7 LN:Current Transient Name:QITR.28 6.5 Data name semantics.29 Figures Page Figure 1 Voltage Variation Data Objects.24 Figure 2 Voltage Variation Event Range Data Objects.24 Figure 3 Frequency Variation Data Objects.26 Figure 4 Voltage Transient Data Objects.28 Tables Page Table 1 List of Logical Node Groups.20 Table 2 Relation IEC 61850-5 and IEC 61850-7-4 for metering and measurement LNs.20 Table 3 Description of Power Quality Related Data.29 Draft 61850-7-4;A1 IEC:2005 57/747/CD Version R1.0/2005-02-28 4 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ COMMUNICATION NETWORKS AND SYSTEMS IN SUBSTATIONS Power Quality Amendments to IEC 61850-5 and IEC 61850-7-4 FOREWORD 1)The IEC(International Electrotechnical Commission)is a worldwide organization for standardization comprising all national electrotechnical committees(IEC National Committees).The object of the IEC is to promote inter-national co-operation on all questions concerning standardization in the electrical and electronic fields.To this end and in addition to other activities,the IEC publishes International Standards.Their preparation is entrusted to technical committees;any IEC National Committee interested in the subject dealt with may participate in this preparatory work.International,governmental and non-governmental organizations liasing with the IEC also participate in this preparation.The IEC collaborates closely with the International Organization for Standardiza-tion(ISO)in accordance with conditions determined by agreement between the two organizations.2)The formal decisions or agreements of the IEC on technical matters express,as nearly as possible,an interna-tional consensus of opinion on the relevant subjects since each technical committee has representation from all interested National Committees.3)The documents produced have the form of recommendations for international use and are published in the form of standards,technical reports or guides and they are accepted by the National Committees in that sense.4)In order to promote international unification,IEC National Committees undertake to apply IEC International Standards transparently to the maximum extent possible in their national and regional standards.Any diver-gence between the IEC Standard and the corresponding national or regional standard shall be clearly indicated in the latter.5)The IEC provides no marking procedure to indicate its approval and cannot be rendered responsible for any equipment declared to be in conformity with one of its standards.6)Attention is drawn to the possibility that some of the elements of this International Standard may be the subject of patent rights.The IEC shall not be held responsible for identifying any or all such patent rights.Recipients of this document are invited to submit,with their comments,notification of any relevant patent rights of which they are aware and to provide supporting documen-tation.This CD of the Amendment to International Standard IEC 61850-7-4 has been prepared by the Power Quality Task Force of working group 10 of IEC technical committee 57.This document contains amendments to Parts 5 and 7-4 of the standard series IEC 61850,a set of specifications for communication networks and systems in substations.For the ease of the readability,it was decided for the edition of the CD,to include the amendments of part 5 in the CD for the amendments of part 7-4.For the final publication,there will be individual amendments for part 5 and for part 7-4.At time of publication of this part,the following parts were intended to b