Smart Integrated Digital Voltmeter Display Three Phase Analog Output

JFA3300 Three Phases Integrated Coulombmeter Digital Display Controller Voltmeter 1. production description: JFA3300 series three phases integrated voltmeter is a new intelligent meter which can programmable, It adopts high brightness and long life’ LED displays with large scale integrated circuit. Uses digital sampling technology to real-time measuring and control for phase voltage, line voltage, phase current, line current, active power, reactive power, apparent power,