Everfine PF9804 - Function of Harmonic Measurement(PF9810;PF9811)

PF9800seriesUser’sManual
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D
Frequency
Voltage/Current
frequency
Hz
PeakRatio
(NoforPF9804)
VoltagePeakratio
CF A
CurrentPeakratio CF B
5.3Functionofharmonicmeasurement(PF9810/PF9811)
Harmoniccomponentofvoltageandcurrentisanalyzedinharmonicmeasurement.
Thecalculatedparameterscanbemeasuredintheharmonicmeasuringstate,as
shownintable5.4.
Table5.4Displaycontentofeachwindowinharmonicmeasuringstate
Parameter Unit/Symbol Displaywindow
Voltage trueeffectivevalue V A
Current trueeffectivevalue
A/mA
(PF9811/PF9810)
B
Power Activepower W C
PowerFactor Powerfactor PF D
Frequency Voltage(Current)frequency Hz
PeakRatio
(NoforPF9804)
VoltagePeakratio CF A
CurrentPeakratio CF B
Total/Single
harmonic
measurement
Total/eachharmonicvoltage V A
Total/eachharmoniccurrent A/mA
(PF9811/PF9810)
B
Total harmonic
distortion/Relativ
evalueofsingle
harmonic
measurement
Total harmonic voltage
distortion/Relative value of
harmonicvoltage
V% A
Total harmonic current
distortion/Relative value of
harmoniccurrent
A% B
ThemeasurementfunctionfullymeetstherequirementsofIEC61000-3-2standardin
harmonicmeasuringstate.
ThecalculationmethodofharmonicanalysisisIEC.TherearetwomethodsIECand
CSAtoselectincomputercommunicationsoftware.
(1)Twocalculationmethodsoftotalharmonicdistortionandeachharmonic
distortion
IECmethod(

)
：
Computestheratioofthermsvalueofthe2ndto50thorder