Smart meter is applied for energy management purpose, and it works to measure and control electricity consumption of apartment renting, household and industrial electricity, charging station, PV plant, intelligent building, chain stores, communication stations and etc,. It features in high reliability, high accuracy, compact size and easy to install, etc. Single-Phase Meters Compact size, 2P width; Embedded relay, supports ON/OFF switch locally/remotely; Protection functions in case of overvoltage, undervoltage, overcurrent, overload; Embedded communication module, support GPRS, NB-IoT, WiFi, 4G, etc; Measuring range: 0~60A, 0~13200w; Embedded high-capacity capacitor, able to trigger power-off alert. â?? Three-Phase Meters 2P width, less space occupied in distribution panel; Embedded communication module, support GPRS, NB-IoT, WiFi, 4G and etc; Max. measurement: 6 circuits with single-phase CT, or 2 circuits with three-phase CTs; Open-type CT, easy for installation; Protection functions in case of overvoltage, undervoltage, overcurrent, overload.