IEC-60404-4-2008.pdf
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1、 IEC 60404-4 Edition 2.2 2008-11 INTERNATIONAL STANDARD NORME INTERNATIONALE Magnetic materials Part 4: Methods of measurement of d.c. magnetic properties of magnetically soft materials Matriaux magntiques Partie 4: Mthodes de mesure en courant continu des proprits magntiques des matriaux magntiquem
2、ent doux IEC 60404-4:1995+A1:2000+A2:2008 Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=Boeing Co/5910770001 Not for Resale, 01/31/2009 01:08:03 MSTNo reproduction or networking permitted without license from IHS -,-,- THIS PUBLICATION IS COPYRIGH
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17、ctez-nous: Email: csciec.ch Tl.: +41 22 919 02 11 Fax: +41 22 919 03 00 Copyright International Electrotechnical Commission Provided by IHS under license with IECLicensee=Boeing Co/5910770001 Not for Resale, 01/31/2009 01:08:03 MSTNo reproduction or networking permitted without license from IHS -,-,
18、- IEC 60404-4 Edition 2.2 2008-11 INTERNATIONAL STANDARD NORME INTERNATIONALE Magnetic materials Part 4: Methods of measurement of d.c. magnetic properties of magnetically soft materials Matriaux magntiques Partie 4: Mthodes de mesure en courant continu des proprits magntiques des matriaux magntique
19、ment doux INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQUE INTERNATIONALE CG ICS 29.030; 17.220.20 PRICE CODE CODE PRIX ISBN 2-8318-1014-8 Registered trademark of the International Electrotechnical Commission Marque dpose de la Commission Electrotechnique Internationale Copyrigh
20、t International Electrotechnical Commission Provided by IHS under license with IECLicensee=Boeing Co/5910770001 Not for Resale, 01/31/2009 01:08:03 MSTNo reproduction or networking permitted without license from IHS -,-,- 2 60404-4 IEC:1995+A1:2000 +A2:2008 CONTENTS FOREWORD.4 1 Scope and object6 2
21、Normative references .6 3 Determination of the magnetic characteristics by the ring method.7 3.1 Object .7 3.2 General.7 3.3 Effect of temperature on the measurements 7 3.4 Test specimen.7 3.5 Windings .8 3.6 Methods of measurement by the ring method 9 3.6.1 Magnetic field strength 9 3.6.2 Magnetic
22、flux density.9 3.6.3 Connection of apparatus10 3.6.4 Determination of normal magnetization curve 10 3.6.5 Determination of a complete hysteresis loop11 3.6.6 Determination of remanent flux density12 3.6.7 Determination of coercive field strength.12 3.7 Uncertainty by the ring method12 4 Determinatio
23、n of the magnetic characteristics by the permeameter method 13 4.1 Object .13 4.2 Principle of the permeameter.13 4.3 Test specimen.14 4.4 Methods of measurement by the permeameter method14 4.4.1 Measurement of magnetic field strength 14 4.4.2 Measurement of magnetic flux density.15 4.4.3 Connection
24、 of apparatus16 4.4.4 Determination of the normal magnetization curve 17 4.4.5 Determination of a complete hysteresis loop17 4.4.6 Determination of remanent flux density18 4.4.7 Determination of coercive field strength.18 4.5 Uncertainty by the permeameter method .18 5 Test report19 Annex A (normati
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