multi-channels power analyzer 1.Measure 3-phase voltage 2.1~4 loops with 3-phase current input 3.RS485 Instruction YD2060 series multi ... )A,B,C phase voltage, average voltage and phaseØ angleA,B,C phase current(1-4 ways)ØTotal phase, A,B,C phase active power ... (1-4Ø ways)Total phase, A,B,C phase ...