➀ This reference design for a single-phase shunt energy meter is a critical tool for modern energy management systems, providing accurate measurement and monitoring of electrical energy consumption. ➁ It simplifies the development process for design engineers by offering a pre-validated platform, reducing time-to-market and ensuring compliance with industry standards. ➂ The design achieves class 0.5S accuracy across a 25mA–100A input range with an 8kHz sampling rate.