Table of Contents - K.159 (12/2025) - Electromagnetic compatibility requirements and measurement methods for equipment and installations in outdoor applications using power line communication

1	Scope
2	References
3	Definitions
	3.1	Terms defined elsewhere
	3.2	Terms defined in this Recommendation
4	Abbreviations and acronyms
5	Conventions
6	Classifications of PLC equipment installation
	6.1	PV installation location category
	6.2	Information to users
7	Emission limits and measurement methods
	7.1	General emission requirement
	7.2	Radiated emission requirement from 30 MHz to 1 GHz
	7.3	Conducted emission requirements from 150 kHz to 30 MHz
	7.4	Radiated emission requirement from 150 kHz to 30 MHz
8	Immunity
	8.1	General immunity requirements
	8.2	Performance criteria
	8.3	Narrowband responses
	8.4	Immunity requirement for Category I and II PLC equipment in PV sites
	8.5	Immunity requirement for Category III PLC equipment in PV sites
Appendix I – Protection mitigation measures
Appendix II – Example of typical PLC applications in solar PV installations
Appendix III – Impedance stabilization network (ISN) for asymmetrical disturbance measurements
Appendix IV – Screening attenuation measurement of metallic cable trays
	IV.1	General
	IV.2	Calculation for screening attenuation needed for an installation
	IV.3	Measurement procedures and set-up
	IV.4	Expression of the Screening attenuation
	IV.5	The measurement results
Bibliography