EN 61400-25-6:2017

SLOVENSKI STANDARD
01-junij-2017
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Wind turbines - Part 25-6: Communications for monitoring and control of wind power
plants - Logical node classes and data classes for condition monitoring (IEC 61400-25-
6:2016)
Windenergieanlagen - Teil 25-6: Kommunikation für die Überwachung und Steuerung
von Windenergieanlagen - Klassen logischer Knoten und Datenklassen für die
Zustandsüberwachung (IEC 61400-25-6:2016)
Eoliennes - Partie 25-6: Communications pour la surveillance et la commande des
centrales éoliennes - Classes de noeuds logiques et classes de données pour la
surveillance d'état (IEC 61400-25-6:2016)
Ta slovenski standard je istoveten z: EN 61400-25-6:2017
ICS:
27.180 Vetrne elektrarne Wind turbine energy systems
35.240.50 Uporabniške rešitve IT v IT applications in industry
industriji
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN 61400-25-6

NORME EUROPÉENNE
EUROPÄISCHE NORM
April 2017
ICS 27.180 Supersedes EN 61400-25-6:2011
English Version
Wind energy generation systems -
Part 25-6: Communications for monitoring and
control of wind power plants - Logical node classes and data
classes for condition monitoring
(IEC 61400-25-6:2016)
Systèmes de production d'énergie éolienne -  Windenergieanlagen -
Partie 25-6: Communications pour la surveillance et la Teil 25-6: Kommunikation für die Überwachung und
commande des centrales éoliennes - Classes de nœuds Steuerung von Windenergieanlagen - Klassen logischer
logiques et classes de données pour la surveillance d'état Knoten und Datenklassen für die Zustandsüberwachung
(IEC 61400-25-6:2016) (IEC 61400-25-6:2016)
This European Standard was approved by CENELEC on 2017-01-20. CENELEC members are bound to comply with the CEN/CENELEC
Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia,
Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden,
Switzerland, Turkey and the United Kingdom.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN 61400-25-6:2017 E
European foreword
The text of document 88/606/FDIS, future edition 2 of IEC 61400-25-6, prepared by IEC/TC 88 "Wind
energy generation systems" was submitted to the IEC-CENELEC parallel vote and approved by
CENELEC as EN 61400-25-6:2017.
The following dates are fixed:
(dop) 2017-10-20
• latest date by which the document has to be implemented at
national level by publication of an identical national
standard or by endorsement
(dow) 2020-01-20
• latest date by which the national standards conflicting with
the document have to be withdrawn

This document supersedes EN 61400-25-6:2011.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC [and/or CEN] shall not be held responsible for identifying any or all such
patent rights.
Endorsement notice
The text of the International Standard IEC 61400-25-6:2016 was approved by CENELEC as a
European Standard without any modification.
In the official version, for Bibliography, the following note has to be added for the standard indicated :
IEC 61400-25 NOTE Harmonized in EN 61400-25 series.
Annex ZA
(normative)
Normative references to international publications
with their corresponding European publications
The following documents, in whole or in part, are normatively referenced in this document and are
indispensable for its application. For dated references, only the edition cited applies. For undated
references, the latest edition of the referenced document (including any amendments) applies.
NOTE 1 When an International Publication has been modified by common modifications, indicated by (mod),
the relevant EN/HD applies.
NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is
available here: www.cenelec.eu.

Publication Year Title EN/HD Year
IEC 61400-25-1 2006 Wind turbines - Part 25-1: EN 61400-25-1 2007
Communications for monitoring and
control of wind power plants - Overall
description of principles and models
IEC 61400-25-2 2015 Wind turbines - Part 25-2: EN 61400-25-2 2015
Communications for monitoring and
control of wind power plants -
Information models
IEC 61400-25-3 2015 Wind turbines - Part 25-3: EN 61400-25-3 2015
Communications for monitoring and
control of wind power plants -
Information exchange models
IEC 61400-25-4 2016 Wind energy generation systems - EN 61400-25-4 2017
Part 25-4: Communications for
monitoring and control of wind power
plants - Mapping to communication
profile
1)
1) EN 61400-25-5 —
IEC 61400-25-5 — Wind energy generation systems -
Part 25-5: Communications for
monitoring and control of wind power
plants - Conformance testing
IEC 61850-7-1 2011 Communication networks and systems EN 61850-7-1 2011
for power utility automation - Part 7-1:
Basic communication structure -
Principles and models
IEC 61850-7-2 2010 Communication networks and systems EN 61850-7-2 2010
for power utility automation - Part 7-2:
Basic information and communication
structure - Abstract communication
service interface (ACSI)
1) To be published.
Publication Year Title EN/HD Year
IEC 61850-7-3 2010 Communication networks and systems EN 61850-7-3 2011
for power utility automation - Part 7-3:
Basic communication structure -
Common data classes
ISO 13373-1 2002 Condition monitoring and diagnostics of - -
machines - Vibration condition
monitoring - Part 1: General procedures

IEC 61400-25-6 ®
Edition 2.0 2016-12
INTERNATIONAL
STANDARD
colour
inside
Wind energy generation systems –

Part 25-6: Communications for monitoring and control of wind power plants –

Logical node classes and data classes for condition monitoring

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 27.180 ISBN 978-2-8322-3723-6

– 2 – IEC 61400-25-6:2016  IEC 2016
CONTENTS
FOREWORD . 5
INTRODUCTION . 7
1 Scope . 9
2 Normative references . 10
3 Terms and definitions . 10
4 Abbreviated terms . 12
5 General . 14
5.1 Overview . 14
5.2 Condition monitoring information modelling . 14
5.3 Coordinate system applied for identifying direction and angles . 15
5.4 Operational state bin concept . 16
5.4.1 General . 16
5.4.2 Example of how to use active power as an operational state. 16
6 Logical nodes for wind turbine condition monitoring . 16
6.1 General . 16
6.2 Logical nodes inherited from IEC 61400-25-2 . 17
6.3 Wind turbine condition monitoring logical node WCON . 17
6.3.1 General . 17
6.3.2 CDCs applicable for the logical node WCON . 18
7 Common data classes for wind turbine condition monitoring . 18
7.1 General . 18
7.2 Common data classes defined in IEC 61400-25-2 . 18
7.3 Conditions for data attribute inclusion . 18
7.4 Common data class attribute name semantic . 19
7.5 Condition monitoring bin (CMB) . 20
7.6 Condition monitoring measurement (CMM) . 21
7.7 Scalar value array (SVA). 22
7.8 Complex measurement value array (CMVA) . 23
8 Common data class CMM attribute definitions . 24
8.1 General . 24
8.2 Attributes for condition monitoring measurement description . 25
8.2.1 General . 25
8.2.2 Condition monitoring sensor (trd) . 25
8.2.3 Shaft identification (shfId) and bearing position (brgPos) . 30
8.2.4 Measurement type (mxType) . 31
Annex A (informative) Recommended mxType values . 33
A.1 General about tag names and datanames of the WCON Class . 33
A.2 Mapping of measurement tags to mxTypes . 33
A.2.1 General . 33
A.2.2 Scalar values (MV)(Descriptors) . 33
A.2.3 Array measurements (SVA) – Frequency domain . 33
A.2.4 Array measurements (SVA) – Time domain . 33
A.3 mxType values . 33
Annex B (informative) Application of data attributes for condition monitoring
measurement description for measurement tag naming. 37

IEC 61400-25-6:2016  IEC 2016 – 3 –
B.1 General . 37
B.2 Naming principle using the data attributes in CMM CDC . 37
B.3 Examples . 38
Annex C (informative) Condition monitoring bins examples . 39
C.1 Example 1: One dimensional bins . 39
C.2 Example 2: Two dimensional bins . 40
C.3 Example 3: Two dimensional bins with overlap . 42
Annex D (informative) Application example . 45
D.1 Overview of CDCs essential to IEC 61400-25-6 . 45
D.2 How to apply data to CDCs . 45
D.3 How to apply an alarm . 4
...