This microcomputer protection and monitoring device utilizes microcomputer technology and high-performance integrated chips, offering powerful and comprehensive functions. It boasts high testing accuracy, good linearity, high resolution, strong anti-interference ability, and reliable protection action. Three-phase current values, phase voltage values, and various fault codes are displayed on the LED or LCD screen, providing clear and intuitive information. It maintains good stability and requires no maintenance for long-term operation.

Utilizing EEPROM storage technology, parameter settings are retained even after power failure, eliminating the need for reconfiguration. This versatile unit can replace traditional products such as current transformers, ammeters, voltmeters, thermal relays, time relays, phase failure protectors, and leakage protectors.

A comprehensive microcomputer protection and monitoring device samples and tracks detailed operating conditions of the motor during its operation. It achieves timely and accurate protection through settings such as fault alarms, protective actions, and action delay times, ensuring the safety of production.