App-11
IM 04L51B01-17EN
Appendix
App
Data group name Data name Description WT Function
mark
ElemHrm1 to ElemHrm3 PHIUk3 Phase difference between harmonic
voltage U(3) and the fundamental
signal U(1).
φ U(3)
PHIIk3 Phase difference between harmonic
current I(3) and the fundamental
signal I(1).
φ I(3)
UTHD Ratio of the total harmonic voltage
to U(1) or U(Total)
Uthd
ITHD Ratio of the total harmonic current
to I(1) or I(Total)
Ithd
PTHD Ratio of the total harmonic active
power to P(1) or P(Total)
Pthd
SigmaA URMS True rms voltage Urms Σ
UMN Rectified mean voltage calibrated to
the rms value
Umn Σ
UDC Simple voltage average Udc Σ
URMN Rectified mean voltage Urmn Σ
UAC AC component Uac Σ
IRMS True rms current Irms Σ
IMN Rectified mean current calibrated to
the rms value
Imn Σ
IDC Simple current average Idc Σ
IRMN Rectified mean current Irmn Σ
IAC AC component Iac Σ
P Active power P Σ
S Apparent power S Σ
Q Reactive power Q Σ
LAMBda Power factor λΣ
PHI Phase difference φΣ
WH Sum of positive and negative watt
hours
WP Σ
WHP Sum of positive P (consumed watt
hours)
WP+ Σ
WHM Sum of negative P (watt hours
returned to the power supply)
WP- Σ
AH Sum of positive and negative
ampere hours
q Σ
AHP Sum of positive I (ampere hours) q+ Σ
AHM Sum of negative I (ampere hours) q- Σ
WS Integrated value of SΣ WS Σ
WQ Integrated value of QΣ WQ Σ
Other ETA1 Efficiency 1 η 1
ETA2 Efficiency 2 η 2
F1 User-defined function 1 F1
F2 User-defined function 2 F2
F3 User-defined function 3 F3
F4 User-defined function 4 F4
F5 User-defined function 5 F5
F6 User-defined function 6 F6
F7 User-defined function 7 F7
F8 User-defined function 8 F8
Delta DELTA1 Delta computation 1 Δ F1
DELTA2 Delta computation 2 Δ F2
DELTA3 Delta computation 3 Δ F3
DELTA4 Delta computation 4 Δ F4
Phase PHI_U1U2 The phase difference between the
fundamental voltage of element 1,
U1(1), and the fundamental voltage
of element 2, U2(1)
φ U1-U2
PHI_U1U3 The phase difference between the
fundamental voltage of element 1,
U1(1), and the fundamental voltage
of element 3, U3(1)
φ U1-U3
PHI_U1I1 The phase difference between the
fundamental voltage of element 1,
U1(1), and the fundamental current
of element 1, I1(1)
φ U1-I1
Continued on next page
Appendix 6 Data Group Name and Data Name for WT Communication
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