I.S. EN IEC 62153-4-7:2021
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Metallic cables and other passive components test methods - Part 4-7: Electromagnetic compatibility (EMC) - Test method for measuring of transfer impedance ZT and screening attenuation aS or coupling attenuation aC of connectors and assemblies - Triaxial tube in tube method (IEC 62153-4-7:2021)
Hardcopy , PDF
English
20-09-2021
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INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Physical background
5 Principle of the test methods
5.1 General
5.2 Transfer impedance
5.3 Screening attenuation
5.4 Coupling attenuation
6 Test procedure
7 Sample preparation
8 Measurement of transfer impedance
9 Screening attenuation
10 Coupling attenuation
Annex A (normative) Determination of the impedance of the inner circuit
Annex B (informative) Example of a self-made impedance matching adapter
Annex C (informative) Measurements of the screening effectiveness of connectors
and cable assemblies
Annex D (informative) Influence of contact resistances
Annex E (informative) Direct measurement of screening effectiveness of connectors
Annex F (normative) Mixed mode S-parameters
Annex G (normative) Accessories for measuring coupling attenuation
Annex H (informative) Low frequency screening attenuation
Bibliography
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