bsi standards publication · 2020. 3. 2. · iec 60071-2:1996 iec 60137:2008 iec 60270:2000 iec...
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Power transformersPart 16: Transformers for wind turbines applications
BS EN 60076-16:2011
This is a preview of "BS EN 60076-16:2011". Click here to purchase the full version from the ANSI store.
National foreword
This British Standard is the UK implementation of EN 60076-16:2011. It isidentical to IEC 60076-16:2011.
The UK participation in its preparation was entrusted to Technical CommitteePEL/14, Power transformers.
A list of organizations represented on this committee can be obtained onrequest to its secretary.
This publication does not purport to include all the necessary provisions of acontract. Users are responsible for its correct application.
© BSI 2011
ISBN 978 0 580 64167 1
ICS 29.180
Compliance with a British Standard cannot confer immunity fromlegal obligations.
This British Standard was published under the authority of the StandardsPolicy and Strategy Committee on 30 November 2011.
Amendments issued since publication
Amd. No. Date Text affected
BRITISH STANDARDBS EN 60076-16:2011
This is a preview of "BS EN 60076-16:2011". Click here to purchase the full version from the ANSI store.
EUROPEAN STANDARD EN 60076-16 NORME EUROPÉENNE
EUROPÄISCHE NORM October 2011
CENELEC European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique Europäisches Komitee für Elektrotechnische Normung
Management Centre: Avenue Marnix 17, B - 1000 Brussels
© 2011 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 60076-16:2011 E
ICS 29.180
English version
Power transformers - Part 16: Transformers for wind turbines applications
(IEC 60076-16:2011) Transformateurs de puissance - Partie 16: Transformateurs pour applications éoliennes (CEI 60076-16:2011)
Leistungstransformatoren - Teil 16: Transformatoren für Windenergieanlagen-Anwendungen (IEC 60076-16:2011)
This European Standard was approved by CENELEC on 2011-09-29. 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom.
BS EN 60076-16:2011
This is a preview of "BS EN 60076-16:2011". Click here to purchase the full version from the ANSI store.
EN 60076-16:2011 - 2 -
Foreword
The text of document 14/690/FDIS, future edition 1 of IEC 60076-16, prepared by IEC/TC 14 "Power transformers", was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 60076-16:2011.
The following dates are fixed:
• latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement
(dop) 2012-06-29
• latest date by which the national standards conflicting with the document have to be withdrawn
(dow) 2014-09-29
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 60076-16:2011 was approved by CENELEC as a European Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards indicated:
IEC 60071-1:2006 NOTE Harmonized as EN 60071-1:2006 (not modified).
IEC 60071-2:1996
IEC 60137:2008
IEC 60270:2000
IEC 62271-100:2008
IEC 62271-202:2006
NOTE Harmonized as EN 60071-2:1997 (not modified).
NOTE Harmonized as EN 60137:2008 (not modified).
NOTE Harmonized as EN 60270:2001 (not modified).
NOTE Harmonized as EN 62271-100:2009 (not modified).
NOTE Harmonized as EN 62271-202:2007 (not modified).
BS EN 60076-16:2011
This is a preview of "BS EN 60076-16:2011". Click here to purchase the full version from the ANSI store.
- 3 - EN 60076-16:2011
Annex ZA (normative)
Normative references to international publications with their corresponding European publications
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. NOTE When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. Publication Year Title EN/HD Year
IEC 60076-1 2011 Power transformers - Part 1: General
EN 60076-1 2011
IEC 60076-2 2011 Power transformers - Part 2: Temperature rise for liquid-immersed transformers
EN 60076-2 2011
IEC 60076-3 + corr. December
2000 2000
Power transformers - Part 3: Insulation levels, dielectric tests and external clearances in air
EN 60076-3 2001
IEC 60076-5 2006 Power transformers - Part 5: Ability to withstand short circuit
EN 60076-5 2006
IEC 60076-7 2005 Power transformers - Part 7: Loading guide for oil-immersed power transformers
- -
IEC 60076-8 1997 Power transformers - Part 8: Application guide
- -
IEC 60076-11 2004 Power transformers - Part 11: Dry-type transformers
EN 60076-11 2004
IEC 60076-12 2008 Power transformers - Part 12: Loading guide for dry-type power transformers
- -
IEC 60076-13 2006 Power transformers - Part 13: Self-protected liquid-filled transformers
EN 60076-13 2006
IEC 61100 - Classification of insulating liquids according to fire point and net calorific value
EN 61100 -
IEC 61378-1 2011 Convertor transformers - Part 1: Transformers for industrial applications
EN 61378-1 2011
IEC 61378-3 2006 Convertor transformers - Part 3: Application guide
- -
IEC 61400-1 2005 Wind turbines - Part 1: Design requirements
EN 61400-1 2005
ISO 12944 Series Paints and varnishes - Corrosion protection of steel structures by protective paint systems
- -
BS EN 60076-16:2011
This is a preview of "BS EN 60076-16:2011". Click here to purchase the full version from the ANSI store.
– 2 – 60076-16 © IEC:2011
CONTENTS INTRODUCTION ..................................................................................................................... 6 1 Scope ............................................................................................................................... 7 2 Normative references ....................................................................................................... 7 3 Terms and definitions ....................................................................................................... 8 4 Service conditions ............................................................................................................ 8
4.1 Normal service conditions ....................................................................................... 8 4.2 Altitude .................................................................................................................... 8 4.3 Temperature of cooling air ....................................................................................... 8 4.4 Content of harmonic currents in the transformer ...................................................... 9 4.5 Wave-shape of supply voltage ................................................................................. 9 4.6 Transient over and under voltages .......................................................................... 9 4.7 Humidity and salinity ............................................................................................. 10 4.8 Special electrical and environmental conditions around the transformer ................ 10 4.9 Level of vibration ................................................................................................... 11 4.10 Provision for unusual service conditions for transformers for wind turbine
applications ........................................................................................................... 11 4.11 Transportation and storage conditions ................................................................... 11 4.12 Corrosion protection .............................................................................................. 11
5 Electrical characteristics ................................................................................................. 11 5.1 Rated power .......................................................................................................... 11 5.2 Highest voltage for equipment ............................................................................... 11 5.3 Tappings ............................................................................................................... 12 5.4 Connection group .................................................................................................. 12 5.5 Dimensioning of neutral terminal ........................................................................... 12 5.6 Short circuit impedance ......................................................................................... 12 5.7 Insulation levels for high voltage and low voltage windings .................................... 12 5.8 Temperature rise guaranteed at rated conditions ................................................... 12 5.9 Overload capability ................................................................................................ 13 5.10 Inrush current ........................................................................................................ 13 5.11 Ability to withstand short circuit ............................................................................. 13 5.12 Operation with forced cooling ................................................................................ 13
6 Rating plate .................................................................................................................... 13 7 Tests .............................................................................................................................. 13
7.1 List and classification of tests (routine, type and special tests) .............................. 13 7.2 Routine tests ......................................................................................................... 13 7.3 Type tests ............................................................................................................. 14 7.4 Special tests ......................................................................................................... 14
7.4.1 General ..................................................................................................... 14 7.4.2 Chopped wave test .................................................................................... 14 7.4.3 Electrical resonance frequency test ........................................................... 14 7.4.4 Climatic tests ............................................................................................. 14 7.4.5 Environmental test E3 ............................................................................... 14 7.4.6 Fire behavior test ...................................................................................... 15
Annex A (informative) Calculation method and tables .......................................................... 16 Bibliography .......................................................................................................................... 36
BS EN 60076-16:2011
This is a preview of "BS EN 60076-16:2011". Click here to purchase the full version from the ANSI store.