Power transformers - Part 13: Self-protected liquid-filled transformers

Applies to high-voltage/low-voltage self-protected liquid-filled and naturally cooled transformers for rated power 50 kVA to 1 000 kVA for indoor or outdoor use having a primary winding (high-voltage) with highest voltage for equipment up to 24 kV; a secondary winding (low-voltage) with highest voltage for equipment of 1,1 kV.

Leistungstransformatoren - Teil 13: Selbstgeschützte flüssigkeitsgefüllte Transformatoren

Transformateurs de puissance - Partie 13: Transformateurs auto-protégés immergés dans un liquide diélectrique

S'applique aux transformateurs haute tension/basse tension auto-protégés, immergés dans un liquide diélectrique et à refroidissement naturel, d'une puissance assignée de 50 kVA à 1 000 kVA, destinés à une installation intérieure ou extérieure, ayant un enroulement primaire (haute tension) dont la tension la plus élevée pour le matériel ne dépasse pas 24 kV; un enroulement secondaire (basse tension) dont la tension la plus élevée pour le matériel ne dépasse pas 1,1 kV.

Močnostni transformatorji - 13. del: Samozaščitni, s tekočino polnjeni transformatorji (IEC 60076-13:2006)

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EN 60076-13

October 2006

ICS 29.180

English version

Power transformers
Part 13: Self-protected liquid-filled transformers
(IEC 60076-13:2006)

Transformateurs de puissance  Leistungstransformatoren
Partie 13: Transformateurs auto-protégés Teil 13: Selbstgeschützte
immergés dans un liquide diélectrique flüssigkeitsgefüllte Transformatoren
(CEI 60076-13:2006) (IEC 60076-13:2006)

This European Standard was approved by CENELEC on 2006-09-01. 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 Central Secretariat 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 Central Secretariat has the same status as the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, 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.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Central Secretariat: rue de Stassart 35, B - 1050 Brussels

© 2006 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 60076-13:2006 E

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EN 60076-13:2006 - 2 -
The text of document 14/530/FDIS, future edition 1 of IEC 60076-13, prepared by IEC TC 14, Power
transformers, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as
EN 60076-13 on 2006-09-01.
The following dates were fixed:
– latest date by which the EN has to be implemented
at national level by publication of an identical
national standard or by endorsement (dop) 2007-06-01
– latest date by which the national standards conflicting
with the EN have to be withdrawn (dow) 2009-09-01
Annex ZA has been added by CENELEC.
Endorsement notice
The text of the International Standard IEC 60076-13:2006 was approved by CENELEC as a European
Standard without any modification.

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- 3 - EN 60076-13:2006
Annex ZA

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

Publication Year Title EN/HD Year

IEC 60076-1 (mod) 1993 Power transformers EN 60076-1 1997
 Part 1: General A11 1997
A1 1999 A1 2000
A12 2002

1) 2)
IEC 60076-2 (mod) - Power transformers EN 60076-2 1997
  Part 2: Temperature rise

IEC 60076-3 2000 Power transformers
+ corr. December 2000 Part 3: Insulation levels, dielectric tests and EN 60076-3 2001
external clearances in air

IEC 60076-5 2000 Power transformers EN 60076-5 2000
Part 5: Ability to withstand short circuit

IEC 60076-7 - Power transformers - -
Part 7: Loading guide for oil-immersed power

1) 2)
IEC 60137 - Insulated bushings for alternating voltages EN 60137 2003
above 1 000 V

1) 2)
IEC 60270 - High-voltage test techniques - Partial EN 60270 2001
  discharge measurements

1) 2)
IEC 60282-1 - High-voltage fuses EN 60282-1 2006
Part 1: Current-limiting fuses

1) 2)
IEC 60296 - Fluids for electrotechnical applications - EN 60296 2004
Unused mineral insulating oils for + corr. September 2004
transformers and switchgear

1) 2)
IEC 60836 - Specifications for unused silicone insulating EN 60836 2005
liquids for e

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