1·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。
2·Digital communication is entering the technical field of traditional HV switchgear.
数字通信正在进入高压开关设备这个传统的技术领域。
3·Based on the principle and technology of digital electro-optical measurement, the intelligent integrated switchgear system and control as well as protection combined automation system are discussed.
讨论数字光电量测系统原理和技术，基于此技术的智能集成开关设备系统和控制与保护集成的自动化系统结构。
4·This paper in theory analysizes some measures adopted for increasing breakdown voltage between gaseous gaps in high voltage switchgear.
从理论上分析了高压开关设备中提高气体间隙击穿电压的几项措施。
5·Observe the relevant information in the instruction manual for all actions involving switchgear and switchboards.
有关开关设备的一切操作，都要遵守说明书中的相应规定。