Ieee std 11001999 revision of ieee std 11001992 ieee recommended practice for powering and grounding electronic equipment sponsor power systems engineering committee of the. Norma ieee this resource is available in spanish it has changed from ieee recommended practice for. To provide greater accuracy around the 1 min point and to allow the data to be plotted on log paper, it espao, also common to take readings at other intervals such as 15 s, 30 s, 45 s, 1 min, 1. They interact with each other and cause a gradual spiral of decline in insulation quality.
Ieee std 432000 revision of ieee std 431974 ieee recommended practice for testing insulation resistance of rotating machinery sponsor electric. Ieee std 43 2000 revision of ieee std 431974 ieee recommended practice for testing insulation resistance of. Ieee recommended practice for testing insulation resistance. Ieee std 1122004, ieee standard test procedure for. Introduction the standard that all of us have lived by for insulation resistance testing was reissued in. When the ieee sa 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 43 2000, the ieee recommended practice for testing insulation resistance of rotating machinery.
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. Create a study guide for your students with prezi video. Norma ieee this resource is available in spanish it has changed from ieee recommended practice for testing. 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 std 952002, ieee recommended practice for insulation testing of large ac rotating machinery with high direct voltage.
Stop wasting time in meetings and be more productive at work. Newly introduced in ieee std 5192014 page 5, and not in ieee std 5191992. Ieee standard 5192014 manisa celal bayar university. May 31, 2019 by admin no comments ieee 43 2000 espaol pdf. The first change in the new document is a slight change in the title. Whereas individual insulation resistance measurements may be of. Ieee is the worlds largest technical professional organization. Lower readings may indicate moisture, contamination, embrittlement, or damage to the insulation system. Insulation resistance measurement has been recommended and used for more than half a century to evaluate the condition of electrical insulation. Table 1 displays the minimum pi ratio values per ieee 43 2000. Table 1 minimum pi values thermal class minimum pi ratio class a 1.
Testing the insulation resistance of rotating machinery. When the ieee sa 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 43 2000, the ieee recommended practice for testing insulation resistance of rotating machinery this revision underscores the need for upgrading current practices to accommodate changes and. Ieee recommended practice for maintenance, testing, and. Norma ieee this resource is available in spanish it has changed from ieee. In march 2000, the ieee sa standards board approved a revision to ieee std 431974. There are five basic causes for insulation degradation. Use of personal protective equipment is recommended, as is the use of hot sticksinsulated ladders, etc. Ieee std 812012, ieee guide for measuring earth resistivity. Ieee recommended practice for testing insulation resistance of rotating machinery abstract. 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 std 1122004, ieee standard test procedure for polyphase. Ieee std 142 2007 revision of ieee std 1421991 ieee recommended practice for grounding of industrial and commercial power systems sponsor power systems engineering committee of the ieee industry applications society approved 7 june 2007 ieee sa standards board.
No further reproduction or distribution of this document is permitted without the express written permission of ieee standards activities. Isbn 0738116610 ss94741 no part of this publication may be reproduced in any form, in an electronic retrieval system or otherwise. Electrical stress insulation is designed for a particular application. The standard is a living document often interpreted differently by different users. Whats new in the ieee 43 insulation resistance testing standard. Ieee standards association recommended resistance of electric machinery. Ieee hereby grants permission to the recipient of this document to reproduce this document for purposes of standardization activities. Ieee std 43 2000 revision of ieee std 431974 ieee recommended practice for testing insulation resistance of rotating machinery sponsor electric. The ieee recommended practice for testing insulation resistance of rotating machinery, std 43 2000, emphasizes the need for upgrading current.
Descargue como pdf, txt o lea en linea desde scribd. 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. A guide to electrical installations on shipboard provides a detailed background of the changes in ieee. Whereas individual insulation resistance measurements may. Ieee std 1422007 revision of ieee std 1421991 ieee. This introduction is not part of ieee std 43 2000, ieee recommended practice for testing insulation resistance of rotating machinery. Ieee 4320 ieee recommended practice for testing insulation resistance of electric machinery. Nueva version del estandar ieee 4320 practica recomendada.
It applies to synchronous machines, induction machines, dc machines, and synchronous condensers. Norma ieee this resource is available in spanish it has changed from ieee recommended practice for testing insulation resistance of rotating machinery to. Ieee recommended practice for powering and grounding. Othere ieee standards that include information on insulation resistance measurement are listed in clause 2. This article describes how the machines insulation is tested and the information. Ieee std 5762000, ieee recommended practice for installation. Ieee standards activities department 445 hoes lane piscataway, nj 08854, usa. Contained within this document is the general theory of insulation resistance ir and polarization index p. Ieee 452002 is an excellent standard, which is widely used for selecting shipboard electrical and electronic system equipment and its installation. Purpose the purpose of this recommended practice is to address the following. This document describes the recommended procedure for measuring insulation resis. The types of insulation used in rotating machines have continued to evolve and precipitate changes to insulation resistance testing since 1974 when ieee std. Today, the ieee lists the following as active insulation test standards, recommended practices and guides that are used by both manufacturers and users 1 6.
Ieee std 4321992 reaff 1998, ieee guide for insulation maintenance for rotating electric machinery 5 hp to less than 10 000 hp. A guide to diagnostic insulation testing above 1 kv 5 what causes insulation to degrade. Ieee 3 park avenue new york, ny 100165997 usa 28 december 2012 ieee power and energy society ieee std 812012 revision of ieee std 811983 authorized licensed use limited to. From these ones it has evolved a test that implementing the high voltage d. Ieee std 81tm2012 revision of ieee std 811983 ieee guide for measuring earth resistivity, ground impedance, and earth surface potentials of a grounding system sponsor substations committee of the ieee power and energy society approved 5 december 2012 ieee sa standards board approved 3 october 2014 american national standards institute. Mar 06, 2014 ieee recommended practice for testing insulation resistance of electric machinery abstract. Whats new in the ieee 43 insulation resistance testing. 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. Ieee std 8372014, ieee standard for qualifying permanent.
Isbn 0738149780 ss95510 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. Mar 06, 2020 use of personal protective equipment is recommended, as is the use of hot sticksinsulated ladders, etc. Recent important changes in ieee motor and generator. Segundos mohms 5 2618 10 4077 15 4911 20 5069 25 5712 30 7047 35 8214 40 8550 45 8089 50 8574 55 8072 7316 figura no 3. Ieee recommended practice for testing insulation resistance of electric machinery abstract. For example, ieee 43 2000 now requires a minimum insulation resistance of 100 megohms. Ieee std 10152006 blue recommended practice for applying lowvoltage circuit breakers used in industrial and commercial power systems.
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. A guide to diagnostic insulation testing above 1 kv. This introduction is not part of ieee std 432000, ieee recommended practice for testing insulation resistance of rotating machinery. Ieee std 43 2000 revision of ieee std 431974 ieee recommended practice for testing insulation resistance. Short time harmonic measurements measurement duration. Ieee recommended practice and requirements for harmonic control in electric power systems sponsored by the transmission and distribution committee 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 permission of the publisher. Ieee std 43 2000 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 ieee sa standards board abstract. Ieee std 11882005 revision of ieee std 11881996 ieee recommended practice for maintenance, testing, and replacement of valveregulated lead acid vrla batteries for stationary applications i e e e 3 park avenue new york, ny100165997, usa 8 february 2006 ieee power engineering society sponsored by the stationary battery committee.
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