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https://www.acrelenergy.com/products/amc-three-phase-energy-meter/

three phase energy meters have RS-485 port, Modbus-RTU protocol. Analog output, alarm output, and 3 phase smart meter' s switching input/output can be selected. The 3 phase digital energy meter display voltmeter adjusts the parameters through the panel button, the intuitive display system runs at one time, three rows of digital kwh meter 3 phase display the three-phase value at the same time, the LED digital real-time display, and the instrument can set the display value through the display panel button. Acrel provide types of digital energy meter 3 phase to meet your needs and contact us for the 3 phase energy meter price.

Technical parameter of AMC Three Phase Energy Meter
Phase3 phase 3 wire, 3 phase 4 wire
VoltageAC 3×57.7V/100V(100V)、3×220V/380V(400V)、3×380V/660V(660V)
CurrentAC1A, 5A
Frequency45Hz～65Hz
DisplayLED or LCD
InstallationPanel mounted
AccuracyClass 0.5
Option/CRS485, Modbus-RTU protocol
/K4DI/2DO
/2M2 analog output
/SOEevent record
/HTHDi, THDu, 2-31st harmonic
Power supplyAC/DC 85-265V, DC24V, DC48V

Now the price of acrel power meter is reasonable, if you have needs to buy high quality wireless energy meter, please contact us.