IEC 60270 Revised
IEC 60270:1968
Partial discharge measurements
Applies to the measurement of localized electrical discharges in insulating media, restricted to only a part of the dielectric under test and only partially bridging the insulation between conductors.
CHFÂ 200.-
A more recent version of this publication exists:
IEC 60270:2000+AMD1:2015 CSV