PR800 Built-in Bypass Soft Starter The PR800 Bypass Soft Starter is an intelligent device designed for controlling three-phase asynchronous squirrel-cage induction motors. It uses a 16-bit microprocessor to manage soft start and stop functions while offering protection against overload, phase loss, overcurrent, and voltage fluctuations. Widely used in industries like metallurgy, petrochemicals, firefighting, and mining, it complies with international standards and holds the national "CCC" certification, ensuring reliable performance and motor protection. https://www.xnhang.com/product/soft-starter/bypass-soft-starter/