1 Basic in EMC and Power Quality - Schaffner

1 Basic in EMC and Power Quality 2013. basics in EMC / EMI and Power Quality Introduction, Annotations, Applications 2 Basic in EMC / EMI and Power Quality basics in EMC and Power Quality I Introduction 5. 1 Sources of electromagnetic signals 5. Natural and technical sources of electromagnetic signals 5. Definition of noise 5. Frequency ranges 5. Differential-mode noise 6. Common-mode noise 6. noise propagation 6. Coupling methods 6. Radiation 6. 2 Legal requirements 7. Global legislation 7. CE marking for the European Union 7. CCC and CQC approvals for China 8. FCC registrations for the USA 8. EMC framework in Australia/New Zealand 9. VCCI registrations for Japan 9. Other international requirements 9. EMC standards 9. Standard classification 10. Common limit lines 12. Safety approvals 12. EMC testing as a service 13. The test 13. 3 EMC measurements 13. Emission 13. High-frequency (HF) radiated emission 13.

1.2 Definition of noise The intended generation of signals for information transmission is not considered noise, but it does have an impact on the overall EMC of equipment. This will come up again in a later chapter. In this chap-ter, our focus is on unwanted noise signals and their characteristics. 1.2.1 Frequency ranges

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