The utility model relates to the field of electric power, and discloses an electrical service system. The electrical service system comprises a communication manager, a first wireless communication module, a second wireless communication module, a third wireless communication module, an application server and a low-voltage circuit breaker, wherein the communication manager and the low-voltage circuit breaker are respectively arranged on a low-voltage line; the communication manager acquires real-time data of an ammeter and a switch on the low-voltage line and sends the data to the application server through the first wireless communication module; the application server receives the data through the second wireless communication module, processing the data, obtains circuit breaker instruction information, and sends the circuit breaker instruction information to the low-voltage circuit breaker through the third wireless communication module; and the low-voltage circuit breaker performs primary superposition after receiving the circuit breaker instruction information. The system provided by the utility model can enable faults in a line to be automatically recovered in a short period.