Circuit generating line integration backup protection equipment based on trouble direction is indulged and is allied oneself with relatively

The utility model discloses a circuit generating line integration backup protection equipment based on trouble direction is indulged and is allied oneself with relatively, include: voltage electric current collection module, CPU system and communication module, voltage electric current collection module and communication module respectively with the CPU headtotail, the CPU system passes through communication module and is connected with adjacent backup protection equipment, circuit generating line integration backup protection equipment and circuit breaker one -to -one. The utility model discloses beneficial effect: simplify the communication relation between the backup protection equipment, simplified the control circuit of circuit breaker simultaneously, improved the reliability of secondary system work, can quick, the reliable definite fault location in back take place in the trouble, improve the rapidity and the reliability of backup protection action.