Multi-functional digital partial discharge detector calibrator

The embodiment of the invention discloses a multi-functional digital partial discharge detector calibrator. The multi-functional digital partial discharge detector calibrator comprises a memory for caching output signals, a numerical control pulse signal generation module for generating controllable pulse signals, a power frequency synchronous triggering module for generating amplitude-controllable power frequency synchronous signals, a digital-to-analogue conversion unit for converting digital data to an analog wave form, an amplitude control unit for controlling the pulse signals and the power frequency synchronous signal amplitude, a control interface, a pulse output port and a power frequency synchronous port, wherein the control interface, the pulse output port and the power frequency synchronous port are arranged in an external hooking mode. The multi-functional digital partial discharge detector calibrator is various in functions and can replace a plurality of detectors to finish the calibration of the partial discharge detector, a digital mode is adopted to arrange various parameters of the pulse signals, the signal output is accurate, test experiments of multiple parameters of the partial discharge detector can be completed through a user interface, and the multi-functional digital partial discharge detector calibrator is convenient to operate.