Design of Group Controller for Low-Voltage Circuit-Breaker

Introduction was made to the design of a kind of intelligent controller for low-voltage circuit breakers based on DSP and CPLD, the controller can control multiple circuit breakers to achieve fault protection. Focus on the controller hardware system structure, Including signal regulate circuit, tripping control circuit and GPRS communication module circuit. The controller integrates specialty of flexible configuration, high reliability and communication ability which with high performance and perfect function.