PPA55xx Quick User Guide
Page 70
Pcorr (Corrected Power) and K factor values are also displayed in Three
Phase Transformer mode.
The calculated values for Pcorr and K factor are displayed for each phase, this
can be seen in the Orange box below:
On the SUM screen the displayed Pcorr value is the sum of the Pcorr values for
each of the three phases.
The K factor displayed on the Sum screen is the average of the K factor values
for each of the three phases.