... meter:1) To measure: Voltage, Current, Active Power, Reactive Power, Power Factor, Frequency (Hz), Kwh, 4 Quadrant Energy, etc. Total 28 electrical ... modules4. 10 years back-up of integrated energy data5. Large LCD, high brightness, auto- ... , PFb, PFc, ∑PF6. Frequency7. Active energy—kWh8. Reactive energy– kvarh Connection3 Phase 3 Wires, 3 Phase ... Digital Active Power Meter / Smart Energy Meter