PARTIAL DISCHARGE MEASUREMENT
An effective method for electrical insulation diagnosis.
Within recent years the importance of the partial discharge
test to evaluate insulations in electric motors has
increased. This is especially true due to the large increase
of Variable Frequency Drives (VFD’s) for motor control.
Many motor professionals speak of partial discharge testing
but only a few completely understand what partial
This PFD and video is meant to provide a general description of
partial discharge (PD) testing.