Title: Fault Analysis and Test on Secondary Voltage Loss of 220 kV Capacitor Voltage Transforme
Abstract: Aiming to the fault of secondary voltage loss of 220 kV capacitor voltage transformer(CVT)inthispaper,variousreasonspossiblyleadingtosuchfault areanalyzedbasedonits structure feature and it is judged preliminarily with combination of test on site that the reason is the out of function of arrester in parallel with intermediate transformer of CVT. The judgment is proved by the disassembly and test of the faulty CVT. The arrester with defect and the out of function reason are analyzed and prevention measures on such fault are proposed.
Publication Year: 2014
Publication Date: 2014-01-01
Language: en
Type: article
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