A standard ir test could be used to accomplish the dc test. Find standards, standards in development, learn about the standards development lifecycle, and much more. When the ieeesa standards board approved a revision of ieee standard 431974 by the electric machinery committee of the ieee power engineering society, the document became ieee standard 432000, the ieee recommended practice for testing insulation resistance of rotating machinery this revision underscores the need for upgrading current practices to. Ieee xplore, delivering full text access to the worlds highest quality technical literature in engineering and technology. Standard ieee recommended practice for testing insulation. Easa senior technical support specialist the institute of electrical and electronics engineers ieee standard for insulation resistance testing. The types of insulation used in rotating machines have continued to evolve and precipitate changes to insulation resistance testing since 1974 when ieee std. Device numbers are used to identify functions of devices shown on a schematic diagram.
This was done to accommodate the many changes and observations in insulation chemistry and combinations over the past decades. Ieee recommended practice for testing insulation resistance of electric machinery. Whats new in the ieee 43 insulation resistance testing. Ieee std 1122004, ieee standard test procedure for polyphase. Power transformer factory test using ieee standards. First version of standard 4 as a separate hv test and measurement standard was published by aiee in 1928 present 20 version is the eighth edition as a separate standard the two most recent preceding versions were published in 1995 and 1978 respectively an amendment ieee std 4a was published in 2001, re. Introduction the standard that all of us have lived by for insulation resistance testing was reissued in may, 2000. The first change in the new document is a slight change in the title. This document describes the recommended procedure for measuring insulation resistance of armature and field windings in rotating machines rated 1 hp, 750 w or greater. Ieee std 43 2000 revision of ieee std 43 1974 ieee recommended practice for testing insulation resistance of rotating machinery sponsor electric machinery c ommittee of the ieee power engineering society approved 6 march 2000 ieee sa standards board abstract. Aemc instruments in addition to sudden insulation faults due to exceptional events such as flooding, factors liable to reduce insulation performance are combined when the installation is started up, sometimes amplifying one another.
Sep 19, 2018 the ieee 43 2000 recommendation on recommended. Othere ieee standards that include information on insulation. This has been done to accommodate recognition of the base standard in a family of standards. Standard for acceptance testing specifications for electrical. Introduction the standard that all of us have lived by for insulation resistance testing was reissued in. The purpose of insulation resistance ir reading is to evaluate the condition. History of ieee standard 4 roots go back to the earliest standardization report of the american institute of electrical engineers aiee in 1889 first version of standard 4 as a separate hv test and measurement standard was published by aiee in 1928 present 20 version is the eighth edition as a separate standard. Furthermore, the viewpoint expressed at the time a standard is approved and. This article will discuss each of the changes referencing directly to ieee std.
Ieee recommended practice for testing insulation resistance of electric machinery redline abstract. The importance behind the addition of annex d in ieee standard. Section 7 of the ansineta standard for acceptance testing specifications for electrical power equipment and systems may be reproduced and used on a cut and paste basis for the particular type of equipment to be tested. There may be changes revs but pretty standard for rotating equipment and cables. Users will often go directly to a hipot ieee modern types of filmcoated wire, as well as epoxymica or polyestermica insulated stator windings, may approach a ieee value of insulation resistance in 4 min or less. With this in mind, an impedance based test impedance includes resistance, inductance, capacitance and frequency compared to other test results such as resistance and inductance, could be used as the ac test.
Ansiieee std 811983 revision of ieee std 811962 an. Ieee std 432000 revision of ieee std 431974 ieee recommended practice for testing insulation resistance of rotating machinery sponsor electric machinery c ommittee of the ieee power engineering society approved 6 march 2000 ieeesa standards board abstract. Ieee std 1122004 revision of ieee std 1121996 112tm ieee standard test procedure for polyphase induction motors and generators 3 park avenue, new york, ny 100165997, usa ieee power engineering society sponsored by the electric machinery committee 4 november 2004 print. Contained within this document is the general theory of insulation resistance ir and polarization index p. It applies to synchronous machines, induction machines, dc machines, and synchronous condensers. Ieee standard 431974 29 acceptance criterion for insulation for rotating equipment ir is equal to or greater than 1 megohm plus rated equipment kv. The ieee recommended practice for testing insulation resistance of. Ieee standard for the testing, design, installation, and. The standards working group behind the present edition of ieee std 43 made significant changes in the overall standard, including modifications to temperature normalization to 40c. Members support ieees mission to advance technology for humanity and the profession, while memberships build a platform to introduce careers in technology to students around the world. The standards working group behind the present edition of ieee std 43 made significant changes in the overall standard, including. Documents sold on the ansi webstore are in electronic adobe acrobat pdf format, however some iso and iec standards are available from amazon in hard copy format.
Testing the insulation resistance of rotating machinery. This introduction is not part of ieee std 43 2000, ieee recommended practice for testing insulation resistance of rotating machinery. It recommends minimum acceptable values of insulation resistance for ac and dc rotating machine windings. When the ieee sa standards board approved a revision of ieee standard 43 1974 by the electric machinery committee of the ieee power engineering society, the document became ieee standard 43 2000, the ieee recommended practice for testing insulation resistance of rotating machinery. Ieee standards documents are developed within the ieee societies and the standards coordinating com. Easa senior technical support specialist the institute of electrical and electronics engineers ieee standard for insulation resistance testing of motor and generator windings that was published in 2002 has been revised. The importance behind the addition of annex d in ieee. Isbn 0738119253 ss94806 no part of this publication may be reproduced in any form, in an electronic retrieval system or otherwise, without the prior written per mission of the publisher.
Mar 06, 2014 ieee xplore, delivering full text access to the worlds highest quality technical literature in engineering and technology. It was updated because post 1970 insulation systems went through a series of changes in their chemical makeup. Other ieee standards that include information on insulation resistance measurement are listed in clause 2. Ieee device numbers in the design of electrical power systems, the ieee device numbers identify features of a protective device such as relay or circuit breaker. Revision of ieee std 43 2000 ieee recommended practice for testing insulation resistance of rotating machinery may 2008 draft sponsor electric machinery committee of the ieee power engineering society reaffirmed 2006 march 2000 ieee sa standards board abstract. Megger testing procedures ieee electrical code issues. Ieee guide p524 to the installation of overhead transmission. Ieee membership offers access to technical innovation, cuttingedge information, networking opportunities, and exclusive member benefits. Permission is hereby granted for ieee standards committee participants to reproduce this document for. A guide to diagnostic insulation testing above 1 kv. Ieee standard 43 20 ieee standard 43 20 pdf ieee standard 524 ieee standard 2421986 ansi ieee standard 80 ieee standard 81 fallofpotential grounding test iec 61. Ieee std p432000 revision of ieee std 43 2000 ieee recommended practice for testing insulation resistance of rotating machinery may 2008 draft sponsor electric machinery committee of the ieee power engineering society reaffirmed 2006 march 2000 ieee sa standards board.
Jul, 2019 whats new in the ieee 43 insulation resistance testing standard. Standard details it applies to synchronous machines, induction machines, dc machines, and synchronous condensers. This document describes the recommended procedure for measuring insulation. Contained within this document is the general theory of insulation resistance ir and polarization. Formwound coils made after 1970 should have a minimum insulation resistance of 100 megohms. Browse related products from ieee ieee by technical committee power and energy electric machinery ieee by ics code 29. The ieee recommended practice for testing insulation resistance of rotating machinery, std 432000, emphasizes the need for upgrading current. Standards subscriptions from ansi provides a moneysaving, multiuser solution for accessing standards.
The existence of an ieee standard does not imply that there are no other ways to produce, test, measure, purchase, market, or provide other goods and services related to the scope of. Megger a guide to insulation testing above 1 kv datasheet pdf. Ieee xplore 43 20 ieee recommended practice for testing insulation resistance of electric machinery ieee standard. Ieee std 1122004, ieee standard test procedure for.
This standard is also available to be included in standards subscriptions. Ieee std 1422007 revision of ieee std 1421991 ieee. Isbn 9780738190068 stdpd98587 ieee prohibits discrimination, harassment, and bullying. The existence of an ieee standard does not imply that there are no other ways to produce, test, measure, purchase, market, or provide other goods and services related to. The ieee recommends revisions in the practice for testing insulation resistance of rotating machinery due to the several changes that have been made to the types of insulation used in rotating machines. Ieee standards association with collaborative thought leaders in more than 160 countries, ieee sa is a leading consensusbuilding organization that enables the creation and expansion of international markets, and helps protect health and public safety. This document describes the recommended procedure for measuring insulation resis. Ieee standard 4320 ieee standard 4320 pdf ieee standard 524 ieee standard 2421986 ansiieee standard 80 ieee standard 81 fallofpotential grounding test iec 61. Ieee std 432000 revision of ieee std 431974 ieee recommended practice for. This time interval is based on the r resistivel inductivec geometric capacitiveand absorptive characteristics of the ieer during charging time of the application of the voltage and discharging elapsed time since the removal of the voltage source and subsequent grounding of the winding under test. This introduction is not part of ieee std 432000, ieee recommended practice for testing insulation resistance of. Power transformer factory test using ieee standards waldemar ziomek cg power systems canada ieee training, houston, texas, oct. Ieee recommended practice for testing insulation resistance.
The dc voltage tests procedures for the measurement of the insulation resistance and polarization index of insulated stator, and rotor windings and how to interpret the results are described in this recommended practice. The existence of an ieee standard does not imply that there are no other ways to produce, test, measure, purchase, market, or provide other goods and services related to the scope of the ieee standard. The following sections of the ansineta standard for acceptance testing specifications for. Ieee p56 draft guide for insulation maintenance of electric machines prepared by the p56 working group of the materials subcommittee of the electric machinery committee this is an unapproved draft of a proposed ieee standard, subject to change. Ieee std 43 2000 revision of ieee std 43 1974 ieee recommended practice for testing insulation resistance. Ieee recommended practice for testing insulation resistance of electric machinery ieee 43 20the dc voltage tests procedures for the measurement of the insulation resistance and polarization index of insulated stator, and rotor windings and how to. Ieee xplore 4320 ieee recommended practice for testing insulation resistance of electric machinery ieee standard. Aemc instruments 0 5 10 15 20 external contaminants reference. Ieee 4320 ieee recommended practice for testing insulation resistance of electric machinery. Experience with stator insulation testing iris power. Members support ieee s mission to advance technology for humanity and the profession, while memberships build a platform to introduce careers in technology to students around the world.
Ieee standard general requirements for liquidimmersed, distribution, power and regulating transformers. Ieee recommended practice for testing insulation resistance of electric machinery ieee 4320the dc voltage tests procedures for the measurement of the insulation resistance and polarization index of insulated stator, and rotor windings and how to. Ieee std p432000 revision of ieee std 432000 ieee recommended practice for testing insulation resistance of rotating machinery may 2008 draft sponsor electric machinery committee of the ieee power engineering society reaffirmed 2006 march 2000 ieeesa standards board. Ieee 43 20 ieee recommended practice for testing insulation resistance of electric machinery. Whats new in the ieee 43 insulation resistance testing standard. Mar 14, 2016 the standard that we generally reference within industry is the ieee 43, which went through a major revision in may, 2000. This current is usually ieew if the motor is new or undamaged. Furthermore, the viewpoint expressed at the time a standard is approved and issued is subject to change. Practice for testing current are present during a standard insulation test, the determination of the 31 jul 2018 ieee 43 2 for dc, and tan. The purpose of this recommended practice is to a define insulation resistance and polarization index testing of the winding of a rotating machine. The ieee disclaims liability for any personal injury, property or other damage, of any nature whatsoever, whether special, indirect, consequential, or compensatory, directly or indirectly resulting from the publication, use of, or reliance upon this, or any other ieee standard document. In march 2000, the ieeesa standards board approved a revision to ieee std 431974.
1214 879 640 227 1336 997 1040 451 441 1243 406 783 1503 1202 824 688 579 1298 1373 720 421 1381 192 434 157 265 198 1251 1508 1171 78 861 339 387 1212 1288 287 1399 964 1173 481 1389 237 707