High-efficiency insulation testing device for high-voltage power equipment

The utility model discloses a high-efficiency insulation testing device for high-voltage power equipment, which relates to the technical field of power equipment, comprises a rechargeable battery, and is characterized in that the rechargeable battery is electrically connected with a DC-DC converter through a circuit, the DC-DC converter is electrically connected with a high-voltage non-partial-discharge capacitor C and a test object through a circuit, and the high-voltage non-partial-discharge capacitor C is electrically connected with the test object through a circuit. The circuit comprises an electronic switch K1, an electronic switch K2 and a large capacitor C. According to the utility model, a rechargeable battery charges a large capacitor to 300V through a DC-DC converter, an electronic switch K1 is closed, a high-voltage non-partial-discharge capacitor C and a test object are rapidly charged to a specified voltage, K1 is opened, K2 is closed, C and a capacitor C2 of the test object are connected in para