Specification :

It meets the whole requirements of GB/ T1459^ 93 to test the virtual value, and positive , reverse and zero sequence component of current and voltage
Measuring area: content of voltage harmonic, distortion factor of phase-angle and current voltage
Virtual value of current harmonics, distortion factor of phase-angle and total voltage harmonics
Range of measuring harmonics: fundamental wave -51times harmonics
Way of input signals: voltage, current, phase
Print: printed three-phase waveforms, statistic of the testing results, automatic printed three-phase results.
The key technical indexes:
1 Way and range of input signal
A Three-phase voltage and three-phase current
B. voltage test range: 10-240V or 20-400V
C. current test range: 0.05-6A ( or0.1-12A)
D. tracking range of fundamental harmonics frequency

2. Input impendence: voltage sidee200k© , current sided20m©
3. Measuring accuracy: measuring error of fundamental: d0.5%
4. Measuring times of harmonics: 5-51
5. Statistical times 5^ 96 times are choiceable
6. Timing space of orientation in time 0^ 999 minutes are choiceable
7. setting range of continuous limited number 0^ 999
8. time of equipments’ power supply source 220V± 15%  50Hz± 5%  THDu± d8.0% ; 20VA