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. This is an incomplete list of standards published by the international electrotechnical commission iec the numbers of older iec standards were converted in 1997 by adding 60000. Iec 60076 3 and iec 60076 31 for oilimmersed transformers, and iec 60726 for drytype transformers. This national standard is the identical implementation of iec 600766. 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. Pdf iec 60076 1 power transformers general duy nguyen. Iec standards often have multiple subpart documents. Insulation coordination iec 600766, power transformers part 6. Norma iec 600761 transformadores espanol vnd56yzej5lx. Keep up to date with new publication releases and announcements with our free iec just published email newsletter. Transformers etd 16electrotechnical divisionpublic.
Loading guide for oilimmersed power transformers iec 6007611, power transformers part. Iec shall not be held responsible for identifying any or all such patent rights. Clauses 7 to 12 deal individually with each different type of reactor. This first edition of iec 600768 cancels and replaces iec 60606 published in 1978. The electronic pdf version of this document, available free of charge. Iec 600763 and iec 6007631 for oilimmersed transformers, and iec 60726 for drytype transformers. Transformers etd 16electrotechnical divisionpublic safety. A total failure of the insulation can lead to personal injury iec 600763 well as to immense damage of property. Legally binding document step out from the old to the newjawaharlal nehru. International standard iec 60076 6 has been prepared by iec technical committee 14.
International standard iec 600766 has been prepared by iec technical committee 14. The iec shall not be held responsible for identifying any or all such patent rights. International standard iec 60076 10 has been prepared by iec technical committee 14. This first edition of iec 600766 cancels and replaces the second edition of iec 60289 published in 1988.
Standard requirements, terminology, and test code for stepvoltage regulators foreword 1 the international electrotechnical commission iec is a worldwide organization for standardization comprising all national electrotechnical committees iec national committees. 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. Identifies the requirements for power transformers to sustain without damage the effects of overcurrents originated by external short circuits. The fileopen plugin works with adobe reader and other viewers. The international electrotechnical commission iec is the worlds leading organization that prepares and publishes international standards for all electrical, electronic and related technologies. International standard iec 60076 8 has been prepared by iec technical committee 14. Secure pdf files include digital rights management drm software. The previous edition, as 10281992, was an adoption with national modifications of iec 60289, ed. Missing page numbers correspond to the frenchlanguage pages. Din en 600852008 electrical insulation thermal evaluation and designation superseded. International standard iec 6007610 has been prepared by. This part of iec 60076 applies to the following types of.
Nonflameproof mining transformers for use below ground. For categories of 060763 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. 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. Clauses 1 to 6 form the general parts of the document, which apply to all types of reactor. The text of this standard is based on the following documents. International standard iec 600768 has been prepared by iec technical committee 14. Database and report on enieciso technical standards annex a. 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.
Generally, only one of the clauses 7 to 12 will apply to a specific reactor. Get a quote for certification of systems, products or services, and get certified. 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 600761. This first edition constitutes a technical revision. Most backordered items can be rushed in from the publisher in as little as 24 hours. International standard iec 60076 11 has been prepared by iec technical committee 14. Figure 6 zigzagcooled winding where the distance between all sections is the same. Over 20 000 experts from industry, commerce, government, test and. Iec60076powertransformersiec 60076 power transformers packagethe iec 60076 power. This standard cancels and replaces iec 60726 1982 and its amendment 1 1986. This part of iec 60076 applies to the following types of reactors. In order to read a secure pdf, you will need to install the fileopen plugin on your computer.
Vat monitor standard webprint printed and bound get online access. This first edition of iec 60076 6 cancels and replaces the second edition of iec 60289 published in 1988. This part of iec 60076 has more than one definition subclause. This standard is identical with, and has been reproduced from, iec 600766, ed. This first edition of iec 60076 8 cancels and replaces iec 60606 published in 1978. 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. Table 3 normal insulation life of a welldried, oxygenfree thermally. Sep 02, 2018 a total failure of the insulation can lead to personal injury iec 60076 3 well as to immense damage of property.
1049 29 234 1008 277 394 1369 1287 1410 1417 723 1352 820 23 1156 158 840 1461 126 1459 1543 1635 645 445 1488 1433 348 1087 445 601 1444 739 388 985 73 1370