The invention discloses an electric energy meter running test system, which is connected with an electric energy meter and comprises a data acquisition unit, a safety data storage unit, an invalid data type storage unit, a rejection unit, a data classification unit, a data temporary storage unit, a data first-level analysis unit, a data second-level analysis unit, a control unit, an electric energy meter parameter adjustment unit and a man-machine interaction unit, wherein the data acquisition unit acquires various types of electric signal information in running of the electric energy meter in real time; the safety data storage unit stores various types of information thresholds at a safe running state of the electric energy meter; the invalid data type storage unit stores invalid data types; the rejection unit selectively rejects the various types of electric signal information acquired by the data acquisition unit; the data classification unit performs classification on the various types of electric signal information after the rejection operation; the data temporary storage unit stores the classified electric signal information; the data first-level analysis unit performs preliminary calculation and analysis; and the data second-level analysis unit performs deep calculation and analysis. The electric energy meter running test system performs effective testing on the continuous running state of the electric energy meter.