... true value of 3 phase voltage , ampere , active power , reactive power , power factor , Kwh , KvarH ect. It also can generates ... ampere , reactive power ,active power , apparent power , power factor , frequency , Kwh , KvarH ect3. Total active power value and total reactive power value accumulation memory ... and print the real time data and forms9. Backup data can be opened by PC software to check ...