Multifunction 380V 3 Phase 4 Wire Wattmeter Power Bidirectional Energy Meter KWH Voltage Current 100A AC 50Hz 60Hz Solar PV ,Easy to Install

Reference Voltage: 3 X 220/380(V),3 X 230/400(V) Reference Current: 3 X10(100A) Accuracy Level: 1.0 Rated Frequency: 50-60Hz Constant Pulse: 400imp / kWh