DC hi-pot test on power cable

the following points are covered in this video. why is DC high pot test performed on cable? how to perform the DC hi-pot test? Why Cable fails? / क्यों cable fail होता है? Reasons behind cable fail?:    • Why Cable fails? / क्यों cable fail होता ह...   Under ground Cable installation/ clearance between power cable and other cables:    • Under ground Cable installation/ clearance...   XLPE cable construction/ Cross link polyethylene cable. [PRACTICAL]:    • XLPE cable construction/ Cross link polyet...   XLPE CABLE/ Why semiconductor material use in XLPE cable?/Hindi:    • XLPE CABLE/ Why semiconductor material use...   HIGH VOLTAGE TEST OF CABLE/ CABLE TESTING/ IS-7098-PART-II:    • HIGH VOLTAGE TEST OF CABLE/ CABLE TESTING/...   DC hi-pot test on power cable:    • DC hi-pot test on power cable