BS 6404-10:1989
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Magnetic materials Methods of measurement of magnetic properties of magnetic steel and strip at medium frequencies
Hardcopy , PDF
15-06-1997
English
29-09-1989
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National foreword
Committees responsible
Introduction
1. Field and scope of application
2. Accuracy and reproducibility
Chapter I: General conditions for a.c. measurements
made with the 25 cm Epstein frame
3. Scope
4. Field of application
5. Principle of the 25 cm Epstein frame method
6. Test specimen
7. 25 cm Epstein frame
8. Air flux compensation
9. Power supply
Chapter II: Determination of specific total losses by
the wattmeter method
10. Scope
11. Field of application
12. Principle of measurement
13. Apparatus
14. Measuring procedure
15. Determination of specific total losses
16. Reproducibility
Chapter III: Determination of magnetic field strength
excitation current and specific apparent power
17. Scope
18. Principle of measurement
19. Apparatus
20. Measuring procedure
21. Determination of characteristics
22. Reproducibility
Appendix
A. Epstein frame for use at medium frequencies
Figures
1. Double-lapped joints
2. 25 cm Epstein frame
3. Circuit for the wattmeter method
4. Circuit for measuring r.m.s. value of the
excitation current
5. Circuit for measuring peak value of magnetic field
strength using a peak voltmeter
6. Circuit for measuring peak value of magnetic field
strength using a mutual inductor
Applies to sheet and strip for the construction of magnetic circuits for use in the frequency range of 400 to 10,000 Hz. Defines the terminology and specifies the methods of measurement.
| Committee |
ISE/108
|
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| IEC 60404-10:2016 | Identical |
| BS 6404-13:1996 | Magnetic materials Methods of measurement of density, resistivity and stacking factor of electrical steel sheet and strip |
| BS 6404-8.8:1992 | Magnetic materials. Individual materials Specification for thin magnetic steel strip for use at medium frequencies |
| IEC 60050-901:2013 | International Electrotechnical Vocabulary (IEV) - Part 901: Standardization |
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