Three Phase

Power Supply

Voltage Sensor

(Phase R)

Voltage Sensor

(Phase Y)

Voltage Sensor

(Phase B)

Current Sensor

(Phase R)

Current Sensor

(Phase Y)

Current Sensor

(Phase B)

ESP32

(Microcontroller Unit)

LCD Display

Alert Message

Wi-Fi (ESP32 Module)

IoT Cloud Platform

User Interface

(Web Dashboard)