Missing page numbers correspond to the frenchlanguage pages. Ability to withstand short circuit from sai global. Insulation levels, dielectric tests and external clearances in air. Ability to withstand short circuit iec 6007610 determination of sound levels iec 6007611 power transformers part 11. 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. This englishlanguage version is publication, including its validity, is available in the iec catalogue of publications. Listening skills they listen carefully to the needs of the participants and want to ensure that you benefit from the. Iec 60076 consists of the following parts, under the general title. General abb specification for hidry power transformers. 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 this englishlanguage version is derived from the original bilingual publication by leaving out all frenchlanguage pages. Transformers for high current rectifiers following iec678 series and iec.
No part of this document may be copied, reproduced or distributed in any. No part of this document may be copied, reproduced or distributed in any form without the. Over 20 000 experts from industry, commerce, government, test and research labs, academia and consumer groups participate in iec. Drytype transformers reference number iec 60076 11. 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. However, parties to agreements based on this part of iec. All bsi british standards available online in electronic and print formats.
This series will consist of adoptions of the iec 60076. It was approved on behalf of the council of standards. Pdf impulse tests on distribution transformers are requested by all main. International standard iec 60076 7 has been prepared by iec technical committee 14. 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. Over 20 000 experts from industry, commerce, government, test and research labs, academia and consumer groups participate in iec standardization work. This publication has been drafted in accordance with the iso iec directives, part 3. This standard is part 1 of the as 60076 series which is to replace the as 2374 series. Insulation levels, dielectric tests and external clearances in air consolidated edition. In this context, a check of the axial compression of the windings could be useful. 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.
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. Pdf iec 60076 1 power transformers general duy nguyen. Pdf chopped impulses for distribution transformers their. 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. Iec 600763 and iec 6007631 for oilimmersed transformers, and iec 60726 for drytype transformers. The energy performance levels given in section 6 are not applicable to the following transformers. 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. This international standard applies to power transformers as defined by iec 600761. This part of iec 60076 applies to the following types of reactors.
This indian standard part3 third revision which is identical with iec 600763. International standard iec 60076 3 has been prepared by iec technical committee 14. The text of this standard is based on the following documents. Iec 6007672005 power transformers part 7 loading guide for oilimmersed power transformers from the public standard library. Recommended minimum external clearances in air between live parts and between live parts and earth are given for use when these clearances are not.
This series will consist of adoptions of the iec 60076 series of standards on power transformers. Iec 60076 72005 power transformers part 7 loading guide for oilimmersed power transformers from the public standard library. This international standard applies to power transformers as defined by iec 60076 1. Preface this standard was prepared by the joint standards australiastandards new zealand committee el008, power transformers, to supersede asnzs 60076. Iec 60076 power transformers package enable users to test liquidimmersed power. 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. Iec shall not be held responsible for identifying any or all such patent rights. 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. The international electrotechnical commission iec is the worlds leading organization that prepares and publishes international standards for all electrical, electronic and related technologies. General international standard iec 600761 edition 2. Identifies the requirements for power transformers to sustain without damage the effects of overcurrents originated by external short circuits. Measurement of shortcircuit impedance and load loss. Iec 60076 3 and iec 60076 3 1 for oilimmersed transformers, and iec 60726 for drytype transformers. This indian standard part 3 third revision which is identical with iec 600763.
It gives details of the applicable dielectric tests and minimum dielectric test levels. Insulation levels, dielectric tests and external clearances in air reference number iec 60076 3. Temperature rise iec 60156, insulating liquids determination of the breakdown voltage at power frequency test method iec 60247, measurement. Iec60076 series iec 60076 power transformers package. Insulation levels, dielectric tests and external clearances in air iec 600765 power transformers part 5. This international standard applies to power transformers as defined by iec 60076. Guide to the lightning impulse and switching impulse testing power transformers and reactors reference number iec 600764. Ability to withstand short circuit en 60076 5 2006 iec 60076 7 2005 power transformers. 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. For categories of 06076 3 transformers and reactors which have their own iec. This international standard applies to power transformers as defined by and in the scope of iec 60076 1.
A total failure of the insulation can lead to personal injury iec 60076 3 well as to immense damage of property. Insulation levels, dielectric tests and external clearances in air iec 60076 3. Insulation levels, dielectric tests and external clearances in air iec 60076 5 power transformers part 5. Insulation levels, dielectric tests and external clearances in air iec 60076 8. Drytype transformers 3 requirements with regard to ability to withstand short circuit 3. The text of document 14745fdis, future edition 3 of iec 600763, prepared by iec tc 14 power. 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. Identifies the requirements for power transformers to sustain without damage the effects of overcurrents originated. Ability to withstand short circuit iec 60076 10 determination of sound levels iec 60076 11 power transformers part. 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. Wind power transformer normative references ieee documents.
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. Iec preparation of documents used in electrotechnology part 3. Find the most uptodate version of iec 600763 at engineering360. 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 standard cancels and replaces iec 60354 published in 1991. Definitions and requirements for onsite testing foreword 1 the international electrotechnical commission iec is a worldwide organization for standardization comprising. This part of iec 60076 specifies the insulation requirements and the corresponding insulation tests with reference to specific windings and their terminals. International iec standard 600763 second edition 200003 power transformers part 3. 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. 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. International standard iec 60076 8 has been prepared by iec technical committee 14.