This is a simple three-phase, four-section mutual inductance electronic metering device with an LCD screen that can be displayed with a backlight.
Its performance conforms to the relevant technical requirements of IEC 62052-11, IEC 62053-21 international standards for Class 1 three-phase active energy metering devices, which can directly and accurately measure the active energy consumption of loads in the three-phase AC power grid with a rated frequency of 50 Hz.
With good reliability, extremely small size, light weight, beautiful appearance, easy to install, etc.
Convenient and so on.