Simple Projects | Arduino Based Single Phase Energy Meter & Power Station @simple-circuit | Uploaded 1 year ago | Updated 1 day ago
Arduino based single phase energy meter.
Voltage, current, apparent power, active power, reactive power, power factor, frequency, & active energy (in kWh) are printed on SSD1306 OLED display (128x64) and Arduino IDE serial monitor tool.
https://simple-circuit.com/

Voltage transformer is used to sense line voltage and current transformer is used to sense load current.