Funtions:

Measure normal parameter of power line:

Vrms, Irms, frequency

Active power, reactive power, apparent power

Phase angle between voltage and current

Power factor

Calibrate single phase meter;

Measure harmonic of voltage and current;

Measure waveform of voltage and current;

Measure current transformer’s ratio (option);

Energy accumulation test;

Built-in clock, record testing time exactly;

Store, check and transmit the measured data;

Connected to PC, reading recorded data and real-time measured data by PC;

Alarm when the tested voltage and current over the testing range;