1.Din sliding-way mounting 2.Modbus-RTU protocol 3.Harmonics measurement 4.+kW,-kW,+kVar,-kVAR ... YD2060JThree-phase voltage, frequency in one circuit, each phase current,power, power factor, energy in three circuits. YD2060-J2Three-phase voltage, frequency in one circuit, each phase current ... 5%0.5%Power, power factor1%2%Frequency0.1%0.1%Active energy1%2%Input voltage characteristicsRangeInput: 0~600V/ ...