www.eaton.com IM02601001E 9-7
Functions on the Web Server Pages
X
1
= fundamental value of current or voltage.
x
n
= nth harmonic value of current or voltage.
Like most other real-time measures, the % THD Current and measurements in
the Power Xpert® Meter are trended and minimum and maximum values are logged with
date and time stamps.
Trend View
(PXM2270 only) The individual harmonics of the THD may be viewed for up to 40 har-
monics of the fundamental frequency. Select this view from the upper-center drop down
list.