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.
 

 

W Three phase active or reactive electricity energy meter;
W Calibrate three phase, single phase, active or reactive meter error;
W Measure U(voltage) of three phase or single phase;
W Measure I(current) of three phase or single phase;
W Measure active power of three phase or single phase;
W Measure reactive power of three phase or single phase;
W Measure apparent power of three phase or single phase;
W Measure power factor of three phase or single phase;
W Measure phase angle between voltage and current;
W Measure frequency of power line;
W Display vector diagram;
W Display waveform of U and I;
W Analyze and display content of harmonic of U and I;
W Store and display measured data;
W Optional 5A, 20A, 100A, 500A, 1000A, 2000A, 3000A current clamp;
W Measure CT variable ratio;
W Measure the ratio or lag-angle of low-voltage transformer.
W Adopt 32 bit ARM processor, multi-channel 16 bit precision A/D convertor, high resolution TFT color LCD;
W 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.
W Low consumption circuit design, high energy Li batter supply, intellectual power management software, which make the instrument can continuously work up to 10 hours.