Transformer on-line monitoring system field calibration device based on high frequency and current

The utility model discloses a transformer on-line monitoring system field calibration device based on high frequency and current. The transformer on-line monitoring system field calibration device comprises a central control module, and an emission unit and a calibration unit which are connected with the central control module. The transmitting unit comprises a high-frequency transmitting unit and a current transmitting unit, the proofreading unit comprises a high-frequency proofreading unit and a current proofreading unit, the high-frequency proofreading unit is connected with a high-frequency proofreading sensor, and the current proofreading unit is connected with a current proofreading sensor; according to the utility model, the transmitting unit outputs modulated pulse and current signals, so that the requirement of on-site calibration of the transformer on-line monitoring device is met. The calibration unit accurately acquires and analyzes the signal output by the transmitting unit, thereby providing fav