Analysis of Failure Metal ZnO Arrester Checkout
Shi Hong-jie · Shanxi Electric Power · 2007
The phenomena that resistance current decreasing has been found in electrified test and cut-off test on 220 kV metal ZnO arrester.Aiming at the phenomena,structure of equipment and test method is analysed,and the conclusion which should use the cut-off test result to be the standard one is come to.