Ability to withstand short circuit from sai global. No part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. Identifies the requirements for power transformers to sustain without damage the effects of overcurrents originated. This standard cancels and replaces iec 60354 published in 1991.
Part 1 general issued by the this part of iec 60076 applies to threephase and singlephase power transformers including autotransformers with the exception of certain categories of 26 oct 2016 corrected to reference. International standard iec 60076 8 has been prepared by iec technical committee 14. The text of document 14745fdis, future edition 3 of iec 600763, prepared by iec tc 14 power. International iec standard 600763 second edition 200003 power transformers part 3.
This part of iec 60076 identifies the requirements for power transformers to sustain without damage the effects of overcurrents originated by external short circuits. This publication has been drafted in accordance with the iso iec directives, part 3. This international standard applies to power transformers as defined by iec 60076. Drytype transformers 3 requirements with regard to ability to withstand short circuit 3. Insulation levels, dielectric tests and external clearances in air iec 600765 power transformers part 5. Insulation levels, dielectric tests and external clearances in air this englishlanguage version is derived from the original bilingual publication by leaving out all frenchlanguage pages. Determination of sound levels foreword 1 the iec international electrotechnical commission is a worldwide organization for standardization comprising all national electrotechnical committees iec national committees. However, parties to agreements based on this part of iec. Drytype transformers reference number iec 60076 11. This part of iec 60076 applies to drytype power transformers including autotransformers having values of highest voltage for equipment up to and including 36 kv and at least one winding operating.
Type tests on iec single phase transformers nthe following type tests are performed on each new transformer design. Transformers for high current rectifiers following iec678 series and iec. Over 20 000 experts from industry, commerce, government, test and research labs, academia and consumer groups participate in iec standardization work. Iec 60076 power transformers package enable users to test liquidimmersed power. Recommended minimum external clearances in air between live parts and between live parts and earth are given for use when these clearances are not. A total failure of the insulation can lead to personal injury iec 60076 3 well as to immense damage of property. This series will consist of adoptions of the iec 60076. However, parties to agreements based on this part of iec are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below.
No part of this document may be copied, reproduced or distributed in any form without the. Iec preparation of documents used in electrotechnology part 3. The energy performance levels given in section 6 are not applicable to the following transformers. Iec 600763 and iec 6007631 for oilimmersed transformers, and iec 60726 for drytype transformers. Insulation levels, dielectric tests and external clearances in air issued by the international electrotechnical commission iec was adopted by the bureau of indian standards on the recommendation. It gives details of the applicable dielectric tests and minimum dielectric test levels. Missing page numbers correspond to the frenchlanguage pages. The iec 60076 power transformers package provides application guidance on variance types of power transformers. Pdf chopped impulses for distribution transformers their. Ability to withstand short circuit iec 6007610 determination of sound levels iec 6007611 power transformers part 11.
This international standard applies to power transformers as defined by and in the scope of iec 60076 1. Niveaux disolement, essais dielectriques et distances disolement dans lair. Definitions and requirements for onsite testing foreword 1 the international electrotechnical commission iec is a worldwide organization for standardization comprising. This first edition of iec 60076 8 cancels and replaces iec 60606 published in 1978. Insulation levels, dielectric tests and external clearances in air published by cei on march 1, 2015 this international standard applies to power transformers as defined by and in the scope of iec 60076. It was approved on behalf of the council of standards.
This series will consist of adoptions of the iec 60076 series of standards on power transformers. Insulation levels, dielectric tests and external clearances in air iec 60076 3. This first edition constitutes a technical revision of the material given in iec. Energy efficiency 28 march 2017 jeju, republic of korea angelo baggini bergamo university engineering department reducing losses in power distribution through improved efficiency of distribution transformers ewg 05 2015a. Ability to withstand short circuit en 60076 5 2006 iec 60076 7 2005 power transformers. Insulation levels, dielectric tests and external clearances in air iec 60076 8. International standard iec 60076 7 has been prepared by iec technical committee 14. When iec standards do not exist for such categories of transformers in particular transformer having no winding exceeding v for industrial applications, this part of iec 60076 may still be applicable either as a whole or in part. The text of this standard is based on the following documents. Pdf impulse tests on distribution transformers are requested by all main. Insulation levels, dielectric tests and external clearances. 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 iec 60076 10 determination of sound levels iec 60076 11 power transformers part.
Pdf iec 60076 1 power transformers general duy nguyen. All bsi british standards available online in electronic and print formats. This part of iec 60076 specifies the insulation requirements and the corresponding insulation tests with reference to specific windings and their terminals. This standard is part 1 of the as 60076 series which is to replace the as 2374 series. Iec 60076 consists of the following parts, under the general title. This indian standard part3 third revision which is identical with iec 600763. Insulation levels, dielectric tests and external clearances in air. The international electrotechnical commission iec is the worlds leading organization that prepares and publishes international standards for all electrical, electronic and related technologies. Temperature rise iec 60156, insulating liquids determination of the breakdown voltage at power frequency test method iec 60247, measurement.
International standard iec 60076 3 has been prepared by iec technical committee 14. Iec shall not be held responsible for identifying any or all such patent rights. This part of iec 60076 applies to drytype and liquidimmersed transformers for wind turbine stepup applications having a winding with highest voltage for equipment up to and including 72,5 kv. This international standard applies to power transformers as defined by iec 600761. For those categories of power transformers and reactors which have their own iec standards, this part is applicable only to the extent in which it is specifically called up by crossreference in the other standard. This international standard applies to power transformers as defined by iec 60076 1. Iec 6007672005 power transformers part 7 loading guide for oilimmersed power transformers from the public standard library. This part of iec 60076 applies to the following types of reactors. Insulation levels, dielectric tests and external clearances in air iec 60076 5 power transformers part 5. Preface this standard was prepared by the joint standards australiastandards new zealand committee el008, power transformers, to supersede asnzs 60076. This indian standard part 3 third revision which is identical with iec 600763. Iec 60076 3 and iec 60076 3 1 for oilimmersed transformers, and iec 60726 for drytype transformers.
Identifies the requirements for power transformers to sustain without damage the effects of overcurrents originated by external short circuits. Scope this part of iec 60076 is applicable to transformers in the scope of iec 60076 1. Insulation levels, dielectric tests and external clearances in air consolidated edition. This englishlanguage version is publication, including its validity, is available in the iec catalogue of publications. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. No part of this document may be copied, reproduced or distributed in any. Iec60076 series iec 60076 power transformers package. Sep 02, 2018 a total failure of the insulation can lead to personal injury iec 60076 3 well as to immense damage of property. Find the most uptodate version of iec 600763 at engineering360. Over 20 000 experts from industry, commerce, government, test and research labs, academia and consumer groups participate in iec.
Iec 60076 72005 power transformers part 7 loading guide for oilimmersed power transformers from the public standard library. Guide to the lightning impulse and switching impulse testing power transformers and reactors reference number iec 600764. General international standard iec 600761 edition 2. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made. For categories of 06076 3 transformers and reactors which have their own iec. Insulation levels, dielectric tests and external clearances in air reference number iec 60076 3. For categories of 06076 3 transformers and reactors which have their own iec standards, this standard is applicable only to the extent in which it is specifically called up by cross reference in the other standards. Measurement of shortcircuit impedance and load loss. Jul 04, 2018 25 jul 20 this draft indian standard second revision which is identical with iec 60076 1. Wind power transformer normative references ieee documents. General abb specification for hidry power transformers.
Listening skills they listen carefully to the needs of the participants and want to ensure that you benefit from the. Insulation levels, dielectric tests and external clearances in air published by cei on march 1, 2015 this international standard applies to power transformers as defined by and in the scope of iec 60076 1. In this context, a check of the axial compression of the windings could be useful. Find the most uptodate version of iec 60076 3 at engineering360.
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