IEC 62044-2:2005
Current
The latest, up-to-date edition.
Cores made of soft magnetic materials - Measuring methods - Part 2: Magnetic properties at low excitation level
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
English - French
07-03-2005
FOREWORD
1 Scope and object
2 Normative references
3 Definitions
4 Symbols
5 Environmental conditions
6 General precautions for methods involving permeability
measurements
6.1 Parameters involved
6.2 Mounting of cores consisting of more than one part
7 General precautions for loss measurement at low flux density
7.1 Contributory losses
7.2 Mounting
8 Magnetic conditioning
9 Inductance measurement
9.1 General
9.2 Determination of the test signal
9.3 Determination of the test coil
9.4 Considerations for core alignment during test
9.5 Measurement of inductance under the influence of
d.c. magnetic field
9.6 Parameters related to core geometry
9.7 Magnetic material parameters
10 Disaccommodation
11 Temperature coefficient of permeability
11.1 Specimens
11.2 Measuring procedure
12 Losses at low flux density
12.1 Object
12.2 Measuring coil
12.3 Measurement of residual and eddy current loss
12.4 Measurement of the hysteresis loss
13 Total harmonic distortion
13.1 Specimen
13.2 Measuring instrument and circuit
13.3 Measuring procedure
13.4 AL value and winding conditions for THDF measurement
13.5 Material characteristics - THDF
14 Curie temperature
15 Normalized impedance, parallel conductivity, and insertion
loss
15.1 General
15.2 Measuring procedure
15.3 Normalized impedance
15.4 Parallel conductivity
Annex A (informative) Disaccommodation
Annex B (informative) Measurement conditions for THD testing
Figures
Tables
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. Applies to magnetic cores, mainly made of magnetic oxides or metallic powders, used at low excitation level in inductors and transformers for telecommunication equipment and electronic devices employing similar techniques.
The contents of the corrigendum of May 2021 have been included in this copy.
| Committee |
TC 51
|
| DevelopmentNote |
Together with IEC 62044-1 and IEC 62044-3 supersedes IEC 60367-1, IEC 60367-2 and IEC 60367-2A. (03/2005) Stability Date: 2022. (09/2017) New child COR 1 2021 is now added.
|
| DocumentType |
Standard
|
| Pages |
64
|
| ProductNote |
New child COR 1 2021 is now added.
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| OVE/ONORM EN 62044-2 : 2006 | Identical |
| NF EN 62044-2 : 2005 | Identical |
| NEN EN IEC 62044-2 : 2005 | Identical |
| PN EN 62044-2 : 2009 | Identical |
| CEI EN 62044-2 : 2005 | Identical |
| EN 62044-2:2005 | Identical |
| DIN EN 62044-2:2006-01 | Identical |
| DS EN 62044-2 : 2005 | Identical |
| BS EN 62044-2:2005 | Identical |
| UNE-EN 62044-2:2005 | Identical |
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