Transient test device for high-voltage DC voltage transformer

The invention discloses a transient test device for a high-voltage DC voltage transformer, which comprises a high-voltage DC charging power source, a DC square wave generator, a high-voltage standarddevice, a voltage transformer, a transformer transient calibrator, a PC end, etc. Therefore, the transient test of the voltage transformer is realized by the high-voltage DC charging power source or the like; moreover, the DC square wave generator includes a plurality of charging and discharging units connected in parallel and a relay switch assembly for controlling the working state of the charging and discharging unit; and thus, through changing the number of the charging and discharging units, the magnitude of the high voltage outputted by the DC square wave generator can be adjusted so asto meet the transient test requirements of the voltage transformers of different voltage levels. 本发明公开了一种用于高压直流电压互感器的暂态试验装置，包括高压直流充电电源、直流方波发生器、高压标准器、电压互感器、互感器暂态校验仪以及PC端等，从而通过所述高压直流充电电源等实现了电压互感器的暂态试验；而且，所述直流方波发生器包括若干个并联连接的充电放电单