China GF312D1 Handheld Three Phase Energy Meter Calibrator

GF312D1 HANDHELD THREE PHASE ENERGY METER CALIBRATOR
The instrument is a precision AC energy meter testing instrument, mainly used to test three phase energy meter error on site and measure all various of AC parameters.FEATURES AND FUNCTIonSThree phase active or reactive electricity energy meter.Calibrate three phase, single phase, and active or reactive meter error.Measure U(voltage) of three phase or single phase.Measure I(current) of three phase or single phase.Measure active power of three phase or single phase.Measure reactive power of three phase or single phase.Measure apparent power of three phase or single phase.Measure power factor of three phase or single phase.Measure phase angle between voltage and current.Measure frequency of power line.Display vector diagram.Display waveform of U and I.Analyze and display content of harmonic of U and I.Measure 2-64 harmonic of U, I.Store and display measured data.Optional 5A, 20A, 100A, 500A, 1000A, 2000A, 3000A current clamp.Measure CT variable ratio.Measure the ratio or lag-angle of low-voltage transformer.Adopt 32 bit ARM processor, multi-channel 16 bit precision A/D convertor, high resolution TFT color LCD.Inner equipped with 0.01% wide-range current transformer and can be equipped with various type current clamps, wide range of measurement and high veracity.Low consumption circuit design, high energy Lithium battery supply, intellectual power management software, which enables the instrument continuously working up to 10 hours.PARAMETERS
Electrical parametersAccuracy class 0.05%, 0.1%Resolution6"TFT (640x480)Power supply 220V±10%, 50/60Hz
Li-polymer battery (size (mm): 110x51x16, nominal output voltage: 7.2V, capacity: 5000mAh)
Power line supply (U1, UN), 85V-265V 50/60HzCommunication portRS232Test voltageRange0-480VError±0.05% (30V-480V)
±0.1% (5V-30V)Harmonic2nd-64stTest currentRange (direct connection)5mA-20AError (direct connection)±0.05% (100mA-20A)
±0.1% (10mA-100mA)Range (clamp CT)10mA-3000AError (camp CT)±0.2% (100mA-100A)
±0.5% (100A-3000A)Harmonic2nd-64stPower measure errorActive power (direct connection)±0.05% (0.1A-20A)
±0.1% (0.01A-0.1A)Reactive power (direct connection)±0.1% (0.1A-20A)Energy measure errorActive energy (direct connection)±0.05% (0.1A-20A)
±0.1% (0.01A-0.1A)Reactive energy (direct connection)±0.1% (0.1A-20A)Phase angleRange0°-360°Resolution0.01oError±0.05°FrequencyRange45-65HzResolution0.001HzError0.002HzPulse inputInput channel2Input level5-24VInput frequencyMax. 2MHzPulse outputEnergy constant180000imp/kWh, 1800imp/kWh, 180imp/kWhPulse ratio1:1Output level5VFunctionVector diagramYesWaveformYesEnergy accumulationYesCommunication with PCYesMechanical parametersInstrument dimensions (WxHxD) (mm)245x162x60Instrument Weight (kg)1.8Carry case dimensions (WxHxD) (mm)450x320x185Carry case (kg)10.6Environmental conditionsAmbient temperature-10°C to 55°CRelative humidity15%-85%