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BS EN 60404-6 ED. 3.0 - MAGNETIC MATERIALS - PART 6: METHODS OF MEASUREMENT OF THE MAGNETIC PROPERTIES OF MAGNETICALLY SOFT METALLIC AND POWDER MATERIALS AT FREQUENCIES IN THE RANGE 20 HZ TO 100 KHZ BY THE USE OF RING SPECIMENS
Hardcopy , PDF
English
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 General principles of measurement
5 Temperature measurements
6 Measurement of the relative amplitude permeability
and the magnetization curve using the
voltmeter-ammeter method
7 Measurement of the specific total loss by the wattmeter
method
8 Uncertainties
9 Test report
Annex A (informative) - Guidance on requirements for
windings and instrumentation in
order to minimise additional losses
Annex B (informative) - Digital sampling technique for the
determination of magnetic properties
Annex C (informative) - Sinusoidal waveform control by
digital means
Bibliography
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