IEC 60367-1:1982

Foreword
Preface
Section One - General
1. Scope
2. Object
3. Environmental conditions
4. General precautions for methods involving permeability
    measurements
5. General precautions for loss measurement at low flux density
6. Magnetic conditioning
7. Inductance measurement
Section Two - Common Measuring Methods
8. Disaccommodation
9. Variation of permeability with temperature
10. Range of inductance adjustment
11. Losses
Section Three - Specialized Measuring Methods
12. Third harmonic distortion
13. Magnetic shock sensitivity
14. Contribution of the adjusting device to the core instability
15. Influence of a static magnetic field
16. Magnetic properties under pulse conditions
17. (Effective) Amplitude permeability
Appendices A - Apparatus for magnetic conditioning with capacitor
               discharge
           B - Power amplifier for magnetic conditioning
           C - Apparatus for magnetic conditioning based on the
               alternating field method
           D - Thermal method for magnetic conditioning
           E - Guide for the design of inductance measuring coils
               for newly developed types of cores
           F - Methods of expressing temperature dependence
           G - Damped oscillation method for loss measurement
               calibration
           H - Transmission method for loss measurement calibration
           J - Examples of circuits for measuring total core loss
           K - Example of a circuit for measuring third harmonic
               distortion (low impedance method)
           L - Methods of inductance measurement in the presence
               of a static magnetic field
           M - Examples of circuits for pulse measurements
           N - Examples of circuits for measuring (effective)
               amplitude permeability

Applies to magnetic cores, mainly made of magnetic oxides or metallic powders, used in inductors and transformers for telecommunication equipment and electronic devices employing similar techniques. Gives guidance for the drafting of those parts of specifications for magnetic cores that are concerned with measuring methods for magnetic and electric core properties.