... voltage electric and Low voltage ac circuit fields. It can collect the data about three-phase voltage, active power and reactive power ... ; Functions :1. Electric parameters include: three-phase ac voltage data, current data, active power, reactive power, power factor, zero sequence current, ... ,PC,QA,QB,QC,P,Q,F,COS,3I0,3U0 Data Renovation Speed: 40MSPrecision: 0.5%Direct Current Analogue InputCapacity: ...