The KINGSINE 6-Phase Relay Test Set K3066i is a high-performance, versatile, and efficient testing device that meets various testing requirements for power systems, providing strong support for the safe, reliable, and efficient operation of power systems. Using advanced microprocessor control technology and precision analog output technology, the K3066i can accurately test various relays and protection devices in harsh environments with high voltage, high current, and high frequency, ensuring the safe, reliable, and efficient operation of power systems.