Based on the statistics of operational faults of medium-voltageswitchgear in Hangzhou power grid, the causes of faults are analysed.
统计了杭州电网中压开关设备的故障,对故障原因进行了分析,指出绝缘故障是主要因素。
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SMVS mainly engages in developing and manufacturing mediumvoltage vacuum interrupters (VI), vacuum circuit breakers (VCB) and gas insulated switchgear (GIS) as well as after sales services in China.