Alternating current charging device suitable for new energy microgrid

The invention discloses an alternating current charging device suitable for a new energy microgrid, and belongs to the technical field of application of microgrids and electric vehicle charging facilities. Comprising a filtering system, a leakage protector, an intelligent electric meter, a control system, an AC-DC conversion system and a DC signal acquisition system. According to the application, parameters such as charging voltage, current, electricity consumption, temperature, grounding state and the like in the micro-grid can be acquired at any time, a port is reserved, data receiving, transmitting and exchanging with the network communication module can be carried out, the application range of the device is greatly widened, and the safety of the device is improved; the filtering system is provided with an active filtering unit and a passive filtering unit, harmonic waves of most frequency bands in the micro-grid can be suppressed, the adaptability of the device to various harmonic wave environments of the