Based on the statistics of operational faults of medium-voltage switchgear 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。
SMVS mainly engages in developing and manufacturing medium voltage vacuum interrupters (VI), vacuum circuit breakers (VCB) and gas insulated switchgear (GIS) as well as after sales services in China.
公司在中国主要从事陶瓷真空灭弧室、真空断路器、气体绝缘开关柜及相关产品的开发、制造、市场销售及技术售后服务。
For monitoring temperature, insulation and mechanism of medium voltage switchgear, an on-line monitoring system was developed.
针对中压开关柜，以温度、机械和绝缘状态为监测对象，研制开发了一套在线监测装置。
As an important part in an intelligent medium voltage switchgear, the controllable drive mechanism has a controllable feature and can be operated intelligently.
可控型断路器驱动机构是智能化中压开关的重要部分，具有可控特性，能实现智能操作。
As an important part in an intelligent medium voltage switchgear, the controllable drive mechanism has a controllable feature and can be operated intelligently.
可控型断路器驱动机构是智能化中压开关的重要部分，具有可控特性，能实现智能操作。
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