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. 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. 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. 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. All bsi british standards available online in electronic and print formats. A global leader in power and automation technologies that enable utility and industry customers to improve performance while lowering environmental impact visit us at title. Drytype transformers iec 60076 12 power transformers part 12. Iec 600763 and iec 6007631 for oilimmersed transformers, and iec 60726 for drytype transformers. Jul 04, 2018 25 jul 20 this draft indian standard second revision which is identical with iec 60076 1. 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. In this context, a check of the axial compression of the windings could be useful. Power transformers application guide reference number iec 60076 8. General abb specification for hidry power transformers.
However, parties to agreements based on this part of iec 60076 are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. This part of iec 60076 identifies the requirements for power transformers to sustain without damage the effects of overcurrents originated by external short circuits. Temperature rise this englishlanguage version is derived from the. Other terms used have the meanings ascribed to them in iec 60076 1 or in iec 60050421. Loading guide for drytype power transformers iec 60076 18 power transformers part 18. It provides the means to estimate ageing rate and consumption of lifetime of the transformer insulation as a function of the operating temperature, time and the loading of the transformer. Get a quote for certification of systems, products or services, and get certified. Drytype transformers british standard 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 at greater than 1,1 kv. Drytype transformers reference number iec 60076 11. Temperature rise iec 60156, insulating liquids determination of the breakdown voltage at power frequency test method iec 60247, measurement of relative permittivity, dielectric dissipation factor and d. International standard iec 60076 2 second edition 199304 power transformers part 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 available on a noncommercial basis, as it is the right of all humans to. Unload, position, transfer, instal or store the transformer on site in accordance with this manual.
It describes the calculation procedures used to demonstrate the thermal ability of a power transformer to withstand such overcurrents and both the special. Note 3 class ii power transformers include highvoltage windings of um 121 kv. General requirements for basic safety and essential performance iec safety of power transformers, power supplies, reactors and similar products part 1. The text of this standard is based on the following documents. Drytype transformers this part of iec 60076 applies to drytype power transformers including autotransformers having values of highest voltage for equipment up to and. General abb specification for hidry power transformers abb group. Unless otherwise specified, 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 either iec or iec s member national committee in the country of the requester. Iec 60076 10 determination of sound levels iec 60076 11 power transformers part 11. Iec 60076 11 march 1, 2019 power transformers part 11. Find the most uptodate version of iec 6007611 at engineering360. Missing page numbers correspond to the frenchlanguage pages.
Free download iec 60076 1 pdf standard from public digital. The international electrotechnical commission iec is the worlds leading organization that prepares and publishes. Measurement of frequency response iec 6006833 environmental testing part 33. Definitions and requirements for onsite testing foreword 1 the international electrotechnical commission iec is a worldwide organization for standardization comprising all national electrotechnical committees iec national committees. This first edition of iec 60076 8 cancels and replaces iec 60606 published in 1978. The international electrotechnical commission iec is the worlds leading organization that prepares and publishes international standards for all electrical, electronic and related technologies. Iec shall not be held responsible for identifying any or all such patent rights. Operating manual for siemens castresin dry type distribution. Iec 60076 3 and iec 60076 31 for oilimmersed transformers, and iec 60726 for drytype transformers. Temperature rise iec 600763 power transformers part 3.
Pdf iec 60076 1 power transformers general duy nguyen. Insulation levels, dielectric tests and external clearances in air iec 600765 power transformers part 5. Over 20 000 experts from industry, commerce, government, test and research labs, academia and consumer groups participate in iec standardization work. Information relating to this publication, including its validity, is available in the iec catalogue of publications see below in addition to new editions, amendments and corrigenda. 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. To see a list of other iec standard on the open standard library click here. Iec 6007612000 power transformers part 1 general from the public standard library. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. Loading guide for drytype power transformers iec 60076 12. No part of this document may be copied, reproduced or distributed in any form. This document has been drafted in accordance with the iso iec directives, part 2. International standard iec 60076 3 has been prepared by iec technical committee 14. Iec 60076112004 power transformers part 11 drytype transformers from the public standard library. For the purpose of this part of iec 60076, the following definitions apply.
Ability to withstand short circuit iec 6007610 determination of sound levels. International standard iec 60076 7 has been prepared by iec technical committee 14. Iec 60076 11 2004 power transformers part 11 drytype transformers from the public standard library. Standard requirements, terminology, and test code for stepvoltage regulators. In manuallocal mode, it may be controlled from the transformer. Fall 08 database and report on en ieciso technical standards annex a. This first edition constitutes a technical revision of the material given in iec. Keep up to date with new publication releases and announcements with our free iec just published email newsletter. The oltc will be based on oilfree technology vacuum contacts, and with a proper. Aim this insulation test ensures that the quality of the insulation between the windings and the earthed parts, core.
Drytype transformers 1 scope 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 at greater than 1,1 kv. International standard iec 60076 8 has been prepared by iec technical committee 14. This part of iec 60076 is applicable to drytype transformers according to the scope of iec 60076 11. The international electrotechnical commission iec is a worldwide organization for standardization comprising. Please note that all sans standards can still be purchased as pdf files from sabs webstore. Table 3 normal insulation life of a welldried, oxygenfree thermally. A list of all parts in the iec 60076 series, published under the. Such standards exist for drytype transformers iec 6007611, for reactors in general iec 60289, for traction transformers and reactors iec 60310, and are under preparation for static convertor transformers. It was approved on behalf of the council of standards australia on 9 may 2014 and on behalf of the council of.
This standard cancels and replaces iec 60354 published in 1991. 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 at greater than 1,1 kv. The international electrotechnical commission iec is the leading global organization that prepares and publishes international standards for all electrical, electronic and related technologies. Iec 60076 72005 power transformers part 7 loading guide for oilimmersed power transformers from the public standard library. Galvanic potentialfree separation with a high insulation degree.
562 1015 760 669 1001 357 1004 1206 874 664 800 122 1511 585 1282 1497 1406 1393 296 1103 1551 524 1187 892 915 539 1237 377 480 548 949 1466 297 4 328