... ODM Introduction1.Specification 3-phase Measure voltage current, active power, reactive power, power factor ,frequency and etc 3 One Form C Relay ... Contacts Directly connect to IO terminals AC input 3-Meter or 2-Meter 3 PT& CT or 2 PT & CT ... Measurements: Voltage, current, active power, reactive Power of each phase, 3 Phase Power, 3 Phase reactive Power, Power Factor, Frequency and etc.. Voltage 0 ...