Application in calibration of fully-insulated PT for insulating oil dielectric strength tester

The insulating oil dielectric strength tester is an instrument for detecting the dielectric strength characteristics of insulating oil, and is used to determine the withstand voltage value or breakdown voltage value of insulating oil. This article introduces several calibration methods for insulating oil dielectric strength testers and elaborates on the relevant advantages of the fully insulated PT measurement method through the comparison of on-site testing data.