China Portable Three Phase Kwh Meter Calibrator

Product Description of Portable Three Phase Kwh Meter Calibrator,CE,ISO9001:2008,IEC approved,english version display,with two years quality warranty.
The instrument is a precision AC energy meter testing instrument, mainly used to test three phase energy meter error on site and measure various of AC parameters.
Features and Functions
Three phase active or reactive electricity energy meter;
Calibrate three phase, single phase, 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;
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 Li batter supply, intellectual power management software, which make the instrument can continuously work up to 10 hours.

Test VoltageRange5V - 480VError± 0.05% (30V - 480V)
± 0.1% (5V - 30V)Harmonic2 nd -- 63 stTest CurrentRange (direct connection)5mA - 20AError (direct connection)± 0.05% (100mA - 20A)
± 0.1% (10mA - 100mA)Range (Clamp CT)10mA - 3000AError (Clamp CT)± 0.2% (100mA - 3000A)
± 0.5% (10mA - 100mA)Harmonic2 nd -- 63 stPower 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 angleRange0º - 360ºError± 0.05ºFrequencyRange45Hz - 65HzPulse outputEnergy constant180000imp/kWh1800imp/kWh18imp/kWhPulse ratio1: 1Output level5VPulse inputInput channel1Input level5 - 24VInput frequencyMax. 2MHzDisplayResolution6" TFT (640x 480)FunctionVector diagramYesWaveformYesEnergy accumulationYesCommunication portRS232Communication with PCYesOtherVoltage Supply wayExternal powerVoltage Supply 1220V ± 10%, 50/60Hz ± 2HzVoltage Supply 2Li-polymer battery, size: 110x51X16mm
Nominal output voltage: 7.2V, Capacity: 5000mAh.Ambient temperature-10 -- 55degreesRelative humidity15% -- 85%Instrument Dimensions (W x H x D) (mm)245x 162x 60Carry Case Dimensions (W x H x D) (mm)450x 320x 185Weight (kg)1.7kg