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Due to low cost and small failure effect, monitor of MOA used in 10 kV distribution network is always ignored. However, with massive application, wide distribution, and difficulties in failure positioning, it is necessary to monitor MOA used in 10 kV distribution network. In accordance with the actual state of MOA monitoring in China, a kind of on-line monitoring device is conducted. This device investigates...
Summary form only given, as follows. Diagnostic measurements performed for surge arresters are normally studied by evaluating their suitability to detect ageing and degradation of metal oxide material. The suitability of different methods for revealing internal moisture in arresters has not been studied much. This aspect is considered in the paper based on measurement results obtained during a 1.5...
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