2021BS PD IEC TR 62001-4:2021 High-voltage direct current (HVDC) systems. Guidance to the specification and design evaluation of AC filters. Equipment
2016BS PD IEC/TR 62001-4:2016 High-voltage direct current (HVDC) systems. Guidance to the specification and design evaluation of AC filters. Equipment
BS PD IEC TR 62001-4:2021 High-voltage direct current (HVDC) systems. Guidance to the specification and design evaluation of AC filters. Equipment was changed to BS PD IEC/TR 62001-4:2016 High-voltage direct current (HVDC) systems. Guidance to the specification and design evaluation of AC filters. Equipment.