1. 0.5S/0.2S Measurement Accuracy
2. 31st / 63rd Harmonic analysis, Voltage deviation, Frequency deviation, Unbalance, Current K factor, fluctuation and flicker, transient disturbances
3. Monthly Maxim Demand Statistic
4. Device Running Time Statistic
5. Current 5A / 1A settable
6. LV/MV voltage system, Rated 3×57.7/100V & 3×220/380V