China Handheld Power Quality Energy Analyzer Three Phase Power Quality Energy Analyzer Power Quality

GFUVE GF438II Handheld three phase power quality and energy analyzerGF438II handheld three phase power quality analyzer with CT offer the best ability in power quality analysis, GF438II handheld power quality analyzer help locate, predict, prevent and troubleshoot power quality problems in three phase and single phase power distribution systems. Additionally, GFUVE patented energy loss algorithm, unified power measurement,Tag Gun measuring and counting energy losses due to harmonics and unbalance issues, allowing the user to pinpoint the origin of energy losses in the system.Features
3s statistical interval, continuously record 120h;
Support multi-brand current transformer;
Up to 8G data storage space;
Record up to 461 power energy parameters simultaneously;
Up to 6500 screenshots saved;
Support periodic recording function;
Up to 3.9M/s USB high-speed transfer;
Customized international report generation.Functions
Energy loss calculator: classic active and reactive power measurements, unbalance and harmonic power, are quantified to pinpoint true system energy losses in dollars (other local currencies available).
Power inverter efficiency: simultaneously measure AC output power for power electronics systems.
Power wave data capture: GF438II analyzers capture fast RMS data, show half-cycle and waveforms to characterize electrical system dynamics (generator start-ups, UPS switching etc.).
Waveform capture: GF438II capture 50/60 cycles (50/60Hz) of each event that is detected in all modes, without set-up.
Automatic transient E6000 analyzers capture 200 kHz waveform data on all pWelding Equipment hases simultaneously up to 1000V.
Fully class-A compliant: E6000 analyzers conduct tests according to the stringent international IEC 61000-4-30 class-A standard.
Mains signaling: GF438II analyzer measure interference from ripple control signals at specific frequencies.
Troubleshoot: analyze the trends using the cursors and zoom tools.
Highest safety rating in the industry: 600 V CAT IV/1000 V CAT III rated for use at the service entrance.
Measure all three phases and neutral: with included four flexible current probes with enhanced thin flex designed to fit into the tightest places.
Automatic trending: every measurement is always automatically recorded, without any set-up.
System-monitor: ten power quality parameters on one screen according to EN50160 power quality standard.
Logger function: configure for any test condition with memory for up to 600 parameters at user defined intervals.
View graphs and generate reports: with included analysis software.
Battery life: up to 5 hours operating time per charge on Li-ion battInstrument Box ery pack.ParametersElectrical parametersVoltagerms, ava, pk+, pk-, rms-1/2, CFFrequencyFreqCurrentrms, ava, pk+, pk-, rms-1/2, CFPower & energyP, S, Q, PF, DPF, WComputationTHD, DC, 1-50 Harm, 1-50 InHarm, 1-35 HiHarm, 1-50 SubHarmVoltage harmonicTHD, DC, 1-50 Harm, 0-49 InHarm, 1-35 HiHarm, 1-50 SubHarm , KFCurrent harmonicTHD, DC, 1-50 HarmHarmonic powerIa, Ib, Ic, ΣPtotal, ΣQtotal, ΣStotal, 15 minutesFluctuation and flickeringPST, PLT, Fluct, Fluct MaxUnbalV Pos, A pos , V neg , A neg , V zero, A zero, UnbalEvent logVoltage swell, voltage sags, DIP, surge current, voltage and current distortion out of limit, odd harmonics containing rate out of limited, unbalanced voltage current out of limit, frequency out of limit, PST out of limit, PLT out of limit, long-term voltage interruption, voltage fluctuation deviationP, Q, S nameMeasurement typesP: Calculate by every 10 cycles
S: Calculated by the effective value of voltage and current
Q: Calculated by the apparent power, active powerDisplayTable charts, trend chartMeasuring range/resolutionAccording to the range of the voltage and currentmeasuring accuracy±0.5%ArmsMeasurement modeCalculated by the square root value of 10 cycleDisplay modeEffective current value of each channelMeasuring range/resolutionCurrent: according to the current clamps
Option:5A/50A/100A/500A
Current clamps: 1200A/3000A/6000A(Flexible Current Clamp)Accuracy0.1% + accuracy of the current clampsFrequencyMeasurement modeCalculate by 10 cycles (50Hz) or (60Hz)Display modeMeasurement by 10 cyclesNominal frequency/resolution50.000Hz/0.001Hz or 60.000Hz/0.001HzBandwidth measurement42.5-57.5Hz or 52.5-67.5HzMeasurement accuracy±0.001HzHalf-wave RMS current/voltageMeasurement modeCalculate by every 2 cycles. Each cycle ,1/2 cycle made up of a waveform calculationMeasuring range/resolutionVoltage: 120V/0.01V, 230V/0.01V, 400V/0.01V, 1000V/0.01V,Current: According to the current clampsmeasurement accuracy±0.1%VrmsMeasuring circuit1P2W/ 2P3W /3P3W/ 3P4WBasic frequency of the measuring circuit50HzInput channels4 phase voltage, 4 phase currentMeasurement rangeVoltage measurement range: standard: 120V, 230V, 400V, 1000V, Max 1000V instantaneous voltage
Current measurement range: according to the current clamps, only support the v signal output current clampPower factorMeasurement modeThe ratio of average power to apparent powerDisplay modeReal-time data showedMeasurement range/resolution-1.000-1.000/0.001Measurement accuracy±1%Vfund, Afund, Harmonic powerMeasurement modeMeet IEC61000-4-7,Analysis time window is ten cyclesWindow points5120 pointsDisplay modeForm figure, trend charts, histogramsNumber of measurement1-50 TimesMeasurement accuracyVfund >1%: Error<1%
Vfund <1%: Error<0.05% Rated Voltage
Afund >3%: Error<1%
Afund <3%: Error<0.05% Current rangeInHarm Voltage, InHarm currentMeasurement modeMeet IEC61000-4-7, Analysis time window is ten cyclesWindow points5120 pointsDisplay modeForm figure, trend charts, histogramsNumbers of measurement1-16 groupsMeasurement accuracyVfund >1%: Error<1%
Vfund <1%: Error<0.05% Rated Voltage
Afund >3%: Error<1%
Afund <3%: Error<0.05% Current rangeHiHarm Voltage, HiHarm currentMeasurement modeMeet IEC61000-4-7, Analysis time window is ten cyclesWindow points5120 points every 10 cyclesDisplay modeForm figure, trend charts, histogramsNumbers of measurement1-35 groupsMeasurement accuracyVfund >1%: Error<1%
Vfund <1%: Error<0.05% rated voltage
Afund >3%: Error<1%
Afund <3%: Error<0.05% current rangeVoltage SubHarm Current SubHarmMeasurement modeMeet IEC61000-4-7, analysis time window is ten cyclesWindow points5120 points every 10 cyclesDisplay modeForm figure, trend charts, histogramsNumbers of measurement1-50 groupsMeasurement accuracyVfund >1%: Error<1%
Vfund <1%: Error<0.05% Rated Voltage
Afund >3%: Error<1%
Afund <3%: Error<0.05% Current rangeVoltage/current Unbal (pos, neg)Measurement mode3P3W or 3P4W, using three phase of fundamental wave components to calculateDisplay modeForm figure, trend charts, histogramsMeasurement accuracyVoltage unbal: ±0.2%
Current unbal: ±0.5%Voltage fOther Tools & Hardware luctuationMeasurement modeCalculate by the quadratic mean of half wave.Display modeForm figure, trend chartsMeasurement accuracy±1%IEC FlickeringMeasurementP short term (Pst) , P long term (Plt)Measurement modeAcOptical Fiber, Cable & Wire cording to IEC61000-4-15 Standard to calculate Pst (10 mins) Plt (2 hours)Display modeForm figure, trend chartsMeasurement range0-20Measurement accuracy±5%Surge currentMeasurement modeHalf-wave RMS of current is higher than set value and sustain time is 10ms-1minDisplay modeMaximum of the surge current and surge current waveMeasurement accuracy0.10%Voltage swell, Voltage sags, DIPMeasurement modeSwell: When half-wave RMS of voltage is higher than set value and sustain time is 10ms-1min, judged as swell.
Sags: When half-wave RMS of voltage is lower than set value and sustain time is 10ms-1min, judged as sags.
DIP: half-wave RMS of voltage is higher than set value and sustain time is 10ms-1min, judged as DIPDisplay modeSwell, sags, DIP wave sustain time, extent and so on.Measurement accuracy0.10%MachinerySize263mm x 168mm x 65mmWeight2KGPower supplyVoltage input110V-240VAdapter output15V, 3ABatteryRechargeable nickel metal hydride, 4500mAhBattery working time4hBattery recharging time5h (Environment temperature 25°C)Power saving facilityLCD backlight brightness is adjustable, standby time is adjustableDisplaySize112.8 x 84.6mmColor260000 colorResolutions640 x 480BrightnessMax 350 cd/m2 (Typ), brightness is adjustableContrast500:1 (Typ)Visual angle70/70/50/70 (Typ.)(CR ≥10) ( Left/ Right/ UP/Down)StoreTypeTF card (inbuilt)Size8GStandardsMeasurement methodIEC 61000-4-30Measurement performanceIEC 61000-4-30 A LVLFlickeringIEC 61000-4-15HarmonicIEC 61000-4-7SafetyStandardGB 4793.1-2007/IEC 61010-1:2001: "Measurement, control and laboratory electrical equipment safety requirements", first part: general requirements.
Security level: CAT III 1000 V/ CAT IV 600 V.MAX voltage of phase angle inputCAT III 1000V/CAT IV 600VEnvironmental conditionsWorking environment0°C to +45°C, humidity below 90rh%Storing environment-20°C to +50°C, humidity below 95rh% (non-condensing)