1 Scope
This standard specifies the limits of electromagnetic disturbance generated by telecommunication power equipment (hereinafter referred to as "TPE", excluding electric generator and battery) and its requirements for immunity as well as the measurement methods for electromagnetic disturbance and immunity.
This standard is applicable to the power equipment of telecommunication switching equipment, telecommunication transmission equipment, telecommunication terminal equipment and wireless telecommunication equipment, and may be adopted as a basis for the design, manufacture, application and quality inspection of TPE.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this publication. At the time of publication, the editions indicated were valid. All normative documents are subject to revision, and parties to agreements based on this publication are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below.
Foreword I
1 Scope
2 Normative References
3 Definitions
4 Abbreviations
5 Limits and Measurement Methods for Electromagnetic Disturbance
6 Limits and Measurement Methods for Harmonic Current, Voltage Fluctuation and Flicker (Equipment Input Current ≤16A per Phase)
7 Requirements and Measurement Methods for Immunity
Appendix A (Normative) Site Attenuation Measurement of the Alternative Measurement Site
1 Scope
This standard specifies the limits of electromagnetic disturbance generated by telecommunication power equipment (hereinafter referred to as "TPE", excluding electric generator and battery) and its requirements for immunity as well as the measurement methods for electromagnetic disturbance and immunity.
This standard is applicable to the power equipment of telecommunication switching equipment, telecommunication transmission equipment, telecommunication terminal equipment and wireless telecommunication equipment, and may be adopted as a basis for the design, manufacture, application and quality inspection of TPE.
2 Normative References
The following normative documents contain provisions which, through reference in this text, constitute provisions of this publication. At the time of publication, the editions indicated were valid. All normative documents are subject to revision, and parties to agreements based on this publication are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below.
Contents of YD/T 983-1998
Foreword I
1 Scope
2 Normative References
3 Definitions
4 Abbreviations
5 Limits and Measurement Methods for Electromagnetic Disturbance
6 Limits and Measurement Methods for Harmonic Current, Voltage Fluctuation and Flicker (Equipment Input Current ≤16A per Phase)
7 Requirements and Measurement Methods for Immunity
Appendix A (Normative) Site Attenuation Measurement of the Alternative Measurement Site
