Othere ieee standards that include information on insulation. Mar 06, 2014 ieee recommended practice for testing insulation resistance of electric machinery abstract. A summary of the intent, purpose, and current directions of the activities associated with ieee 1450. If one of these samples does not meet the passing criteria, the ieee std 8372014 allows for a retest with 4 new samples.
This introduction is not part of ieee std 432000, ieee recommended practice for testing insulation resistance of rotating machinery. Abstract of testing to performed on the electrical insulation, to ensure ieee standards and test procedures are widely used by motor and generator vendors and users to commission windings in new machines, as well as evaluate the condition of the. With the release of ieee std 432000, new limitations on the use and evaluation of pi were issued. Pdf testing and simulation of motor insulation system under. Ieee recommended practice for testing insulation resistance of electric machinery. Whats new in the ieee 43 insulation resistance testing. We have no amendments or corrections for this standard. One of the common test metrics prescribed by ieee std 43 for testing motor insulation is the polarization index p. Electrical stress insulation is designed for a particular application. The ieee recommended practice for testing insulation. Ieee is committed to supporting the global response to todays pandemic. Ieee std 8020 revision of ieee std 802000incoporates ieee std 8020cor 12015 ieee guide for safety in ac substation.
Ieee std 432000 recommends a procedure for measuring insulation resistance of armature and field windings in rotating machines rated 1 hp, 750 w or greater. Isbn 073815640x ss95700 no part of this publication may be reproduced in any form, in an electronic retrieval system or otherwise, without the prior written permission of the publisher. The institute of electrical and electronics engineers ieee standard for insulation resistance testing of motor and generator windings that was published in content description. Testing and simulation of motor insulation system under some artificial environmental conditions. The dc voltage tests procedures for the measurement of the insulation resistance and polarization index of insulated stator, and rotor windings. Novel polarization index evaluation formula and fractionalorder. With this in mind, ieee has made the following standards available at no cost for download. Ieee std 5192014 revision of ieee std 5191992 ieee recommended practice and requirements for harmonic control in electric power systems sponsor transmission and distribution committee of the ieee power and energy society approved 27 march 2014 ieeesa standards board authorized licensed use limited to.
Ieee standard 420 was published on may 4th, 20 present version is comprised of. Ieee std 621995 revision of ieee std 621978 ieee guide. Ieee standard requirements for instrument transformers. The following sections of the ansineta standard for acceptance testing specifications for. Isbn 0738152269 ss95672 no part of this publication may be reproduced in any form, in an electronic retrieval system or otherwise, without the prior written permission of the publisher. Ieee guide for the measurement of partial discharges in ac. There are five basic causes for insulation degradation. The verilog hardware description language hdl became an ieee standard in 1995 as ieee std 641995. Ieee standard method for measuring the effectiveness of. The association is chartered under this name and it is the full legal name. Purpose the purpose of this recommended practice is to address the following.
In order to be qualified for the ieee std 8372014, 4 samples must be tested and each test sample has to be tested with two surges. Are the documents at the ansi webstore in electronic adobe acrobat pdf format only. Sep 19, 2018 the partial discharge of electric machinery stator coil insulation, ieee std 2862000, 2000. Since the windings usually are not at this temperature when tested, the ieee 4320 test results ieee 4320 be temperature compensated. Ieee standard for qualifying permanent connections used on substation grounding sponsored by the substations committee ieee 3 park avenue new york, ny 100165997 usa ieee power and energy society ieee std 8372014 revision of ieee std 8372002. Isbn 0738119253 ss94806 no part of this publication may be reproduced in any form, in an electronic retrieval system or otherwise, without the prior. Ieee is the trusted voice for engineering, computing, and technology information around the globe.
Ieee recommended practice for testing insulation resistance of electric machinery abstract. Ieee standard for the testing, design, installation, and. Hi guys, does anyone have either of the above standards. Ieee standards documents are developed within the ieee societies and the standards coordinating committees of the ieee standards association ieee sa standards board. Find standards find projects develop standards buy standards. Ieee 4320 ieee recommended practice for testing insulation. Ieee std 8372014, ieee standard for qualifying permanent. Othere ieee standards that include information on insulation resistance measurement are listed in clause 2. This introduction is not a part of ieee std 1233, 1998 edition, ieee guide for developing system requirements speci. Ieee std 10152006 blue recommended practice for applying lowvoltage circuit breakers used in industrial and commercial power systems.
The ieee std 4320 recommends the following insulation resistance test dc step voltages which is presented in table 1 for convenience. Ieee standards documents are developed within the ieee societies and the standards coordinating committees of. Motordoc llc provides electrical machinery, electrical reliability and industrialcommercial consulting and training as well as the first continuous monitoring electrical and current signature analysis system and esa data collection systems. Standard was prepared for medium voltage, but the testing procedure for low. A guide to diagnostic insulation testing above 1 kv. 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 importance behind the addition of annex d in ieee standard 4320.
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. Ieee is the worlds largest technical professional organization. They interact with each other and cause a gradual spiral of decline in insulation quality. First introduced in 1995, it aims to be a primary standard that defines all the processes required for developing and maintaining software systems, including the outcomes andor activities of each process. 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. The standard that all of us have lived by for insulation resistance testing was re issued in. Standard foreign standard public ieee 4320 ieee recommended practice for testing insulation resistance of electric machinery. Ieee std 5192014 page 4 reference directly to iec standards. Easa senior technical support specialist the institute of electrical and electronics engineers ieee standard for insulation resistance testing. Contained within this document is the general theory of insulation resistance ir and polarization index p. Ieee 4320 ieee recommended practice for testing insulation resistance of electric machinery. In march 2000, the ieeesa standards board approved a revision to ieee std 431974.
If all of the second set of 4 passes, then the connector is qualified. Its principal thrust was then subsequently organized under the pes electric machinery committee emc. For the purposes of assessing harmonic levels for comparison with the recommended limits in this document, any instrument used should comply with the specifications of iec 647 and iec 6430. The standard that all of us have lived by for insulation resistance testing was reissued in. Insulation resistance measurement has been recommended and used for more than half a century to evaluate the condition of electrical insulation. The vlf very low frequency hipot test is performed at 0. Megohm ieee 43 20 may be tracked ieee 43 20 time to help determine when a motor or generator should be reconditioned. Ieee recommended practice for testing insulation resistance of electric machinery redline abstract. The purpose of this guide is to provide guidance for capturing system requirements. Ieee std 1001996, ieee standard dictionary of electrical and electronic terms, 6th ed. With the publication of ieee std 1110 in 1991, the joint working group had discharged its original mandate and so was disbanded.
Ieee and its members inspire a global community to innovate for a better tomorrow through highly cited publications, conferences, technology standards, and professional and educational activities. A29a29m99e1 standard specification for steel bars, carbon and alloy, hotwrought and coldfinished, general requirements for. Ieee recommended practice for insulation testing of ac electric machinery with high voltage at very low frequency. Secretary, ieee high voltage testing techniques subcommittee 2014 pes panel session discussions on ieee std. It applies to synchronous machines, induction machines, dc machines, and synchronous condensers. Ieee standards ieee spectrum more sites etools standards find standards, standards in development, learn about the standards development lifecycle, and much more. The standard can be found under the test technology standards reference. Experience with stator insulation testing iris power. Ieee std 14152006 testing methodologies and related ieee standards additional technologies including motion amplification insulation testing and insulation resistance profile ieee std 4320 motor circuit analysis low voltage testing surge comparison testing and surge partial discharge high voltage testing. The dc voltage tests procedures for the measurement of the insulation resistance and polarization index of insulated stator. Please login to eiee authorized staff account to use this feature. The first change in the new document is a slight change in the title.
Ieee 43 20 ieee recommended practice for testing insulation resistance of electric machinery ieee on. Recent important changes in ieee motor and generator winding insulation diagnostic testing standards. In both cases the voltage is increased slowly in about 1 minute or less to the specified hipot test level, and then maintained at that level for one minute. The committee debated how much detail would be included, as only a few of the engineers involved had experience with fault detection using this method. The ieee recommended practice for testing insulation resistance of with the release of ieee std 432000, new limitations on the use and evaluation of pi.
This current is usually zero if ieee 4320 motor is new or undamaged. Ieee std 4731985 reaff 1997, ieee recommended practice for an electromagnetic site survey 10 khz to 10 ghz ansi. Ieee std 1122004, ieee standard test procedure for. Standard for acceptance testing specifications for electrical. No longer is the test easy and straightforward as many changes have occurred with the insulation systems themselves. Other ieee standards that include information on insulation resistance measurement are listed in clause 2. Isoiec ieee 12207 systems and software engineering software life cycle processes is an international standard for software lifecycle processes. Ieee standard for verilog hardware description language. Ieee recommended practice for testing insulation resistance. Ieee std 14532015, ieee recommended practice for the.
The condition of power apparatus is of prime importance for the successful operation of a power system. History of 12207 2167a 7935a 498 iso 12207 ieee stds ieee eia 12207 016 dod std 7935a dod automated information systems ais documentation standards oct 88 dod std 2167a defense system software development feb 88 isoiec 12207 software life cycle processes aug 95 j std 0161995 trial use software life cycle processes. A guide to electrical installations on shipboard provides a detailed background of the changes in ieee std 452002 and the reasoning behind the changes as well as explanation and adoption of other national and international standards. Ieee std 7622006, ieee standard for definitions for use. Iee recomended practice for testing insulation resitance of rotating machinery. Whats new in the ieee 43 insulation resistance testing standard. Megger has offered a 10 kv insulation resistance tester since 2001. 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 4320 is most important, but is not available even for. While the concept of the irp has been in place for over a century, the method was finally introduced into the ieee std 4320 edition. To vote in the upcoming balloting to approve the revised ieee std 1547, please identify your interest through the ieee sa myproject system.
Ieee standard 524 ieee standard 2421986 ansiieee standard 80 ieee standard 4320 standard 2112018 standard for commercial building energy audits ansi approvedacca cosponsored ieee 551 ieee 142 pdf ieee ieee 141 ieee 524 ieee c2212 ieee 666 ieee 81 ieee 400. Ieee standard 524 ieee standard 2421986 ansi ieee standard 80 ieee standard 4320 standard 2112018 standard for commercial building energy audits ansi approvedacca cosponsored ieee 551 ieee 142 pdf ieee ieee 141 ieee 524 ieee c2212 ieee 666 ieee 81 ieee 400. In addition, a representative bnf for ieee std 14501999 pdf format is. Ieee std 14532015 revision of ieee std 14532011 ieee recommended practice for the analysis of fluctuating installations on power systems sponsor transmission and distribution committee of the ieee power and energy society approved 3 september 2015 ieee sa standards board authorized licensed use limited to. Ieee std 11101991 1110 tm eee standards ieee standards. The importance behind the addition of annex d in ieee standard. Ieee guide for developing system requirements speci. Whereas individual insulation resistance measurements may be of. Simple online access to standards, technical information and regulations.
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. Highvoltage testing techniques 1 ieee standard for highvoltage testing techniques. Megger a guide to insulation testing above 1 kv datasheet pdf. Standard ieee recommended practice for testing insulation. Sep 01, 2018 home test technology insulation resistance. Insulation resistance test values for electrical distribution. 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.
A guide to diagnostic insulation testing above 1 kv 5 what causes insulation to degrade. It was designed to be simple, intuitive, and effective at multiple levels of abstraction in a standard. Ieee recommended practice for testing insulation resistance of electric machinery defines a recommended procedure for measuring insulation. Howard penrose president, motordoc llc save to library.
Ieee std 1422007 revision of ieee std 1421991 ieee. Ieee standards documents are supplied as is and with all faults. In particular, this standard describes typical insulation problems. The problems of system grounding, that is, connection to ground of. Ansi ieee 1471 was conceived as a softwarefocused standard, this paper argues that it is equally applicable to any system. For instance, most new insulation systems start with test results in the gigohm and terraohm billions and trillions of ohms.
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. Whereas individual insulation resistance measurements may. If you like to setup a quick demo, let us ieee 43 20 at support madcad. Ieee membership offers access to technical innovation, cuttingedge information, networking opportunities, and exclusive member benefits. Ieee std 5221992 revision of ieee std 5221077 ieee. Progress in dc testing of generator stator windings. The importance behind the addition of annex d in ieee. Ieee std 5221992 american national standard ansi revision of ieee std 5221977 ieee guide for testing turntoturn insulation on formwound stator coils for alternatingcurrent rotating electric machines sponsor electric machinery committee of the ieee power engineering society approved june 18, 1992 ieee standards board approved january 4. From this formula, ieee 43 20 is very clear that the ieee 43 20 properties drop precipitously as the temperature rises, and we all know what happens to overheated motors. Ieee sponsor balloting the p1547 working group has approved a draft revision of ieee std 1547 and ballot pool formation has started. Ieee std 14501999 is available from the ieee standards association.
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