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Operation
51
PEM735_D00084_00_M_XXEN/02.2015
***There are two ways to
calculate
the
individual harmonic distortion:
FUND
"Fundamental":
THD calculation of an individual harmonic (related to
fundamental
U
1
resp.
I
1
)
RMS
"Root Mean Square":
Distortion factor calculation of an individual
harmonic (THF, related to the total value
U
ges
resp.
I
ges
)
THD U(k) =
U
k
U
1
x 100 %
THD I(k) =
I
k
I
1
x 100 %
U
k
U
k
Σ
∞
k = 1
THF
U(k)
=
2
x 100 %
I
k
I
k
Σ
∞
k = 1
THF
I(k)
=
2
x 100 %
Содержание LINETRAXX PEM575 Series
Страница 8: ......
Страница 12: ...Making effective use of this document 12 PEM735_D00084_00_M_XXEN 02 2015 ...
Страница 28: ...Installation and connection 28 PEM735_D00084_00_M_XXEN 02 2015 ...
Страница 62: ...Application inputs and outputs 62 PEM735_D00084_00_M_XXEN 02 2015 ...
Страница 82: ...Logging 82 PEM735_D00084_00_M_XXEN 02 2015 ...
Страница 88: ...Power Quality 88 PEM735_D00084_00_M_XXEN 02 2015 ...
Страница 162: ...Modbus Register Map 162 PEM735_D00084_00_M_XXEN 02 2015 ...
Страница 166: ...Technical data 166 PEM735_D00084_00_M_XXEN 02 2015 ...
Страница 170: ...INDEX 170 PEM575_D00016_00_M_XXEN 04 2015 ...
Страница 171: ......