The single-phase rail type power meter is a new generation of miniature energy meters developed by our company based on years of experience in meter design. This energy meter adopts LCD display, with RS485 communication (dual protocol) and power pulse output function; This electric energy meter has the advantages of small size, high accuracy, good reliability, and easy installation. Its performance indicators meet the technical requirements of international GB/T17215, GB/T17883, and DL/T614 for electric energy meters in the power industry.