RISH Master 3440 THD measures important electrical parameters in 3
phase and single phase Network & replaces the multiple analog panel
meters. It measures electrical parameters like AC current, Voltage,
frequency, active energy import & active energy export, Current
Demand, kW Demand, kVA Demand and Max Current Demand, Max
kW Demand and Max kVA Demand. The instrument has optional output
as one pulse output or two pulse output for energy measurement.