1·The basic principle of earthing transformer is analysed. A proper capacity calculation method for earthing transformer is introduced. The calculation example is given too.
分析了接地变压器的基本原理，介绍了一种比较合理的接地变压器容量计算方法，并给出了计算实例。
2·The electrical elements connected include circuit breaker disconnector and earthing switch current transformer voltage transformer lightning arrester bus etc.
连接的电气元件有断路器、隔离开关与接地开关、电流互感器、电压互感器、避雷器、母线等。
3·The earthing of secondary circuit of an isolating test transformer on the circuit for luminaire leakage current test strongly influences the accuracy of test results.
灯具泄漏电流测试线路中隔离测试变压器次级接地问题直接影响着测试结果的准确性。
4·To solve the problem of locating the multipoint earthing of the transformer core, two novel methods, named as high-frequency method and travelling-wave method, are analyzed and compared in detail.
为对变压器铁心发生的多点接地故障进行准确定位提出了高频法和行波法两种检测方法，并对它们进行了较为详细的分析和比较。
5·There are circuit breaker handcart, voltage transformer handcart, voltage transformer arrester handcart, all transformers handcart, isolation and earthing trolley hand trolley.
手车有断路器手车、电压互感器手车、电压互感器避雷器手车、所有变压器手车、隔离手车及接地手车七种。
6·Working principle and application features of anti-arc coil in transformer neutral-point earthing mode are introduced, which provides safety running for electricity supply system.
阐述了变压器中性点接地方式中的消弧线圈接地方式的工作原理和使用特点，为供电系统的安全运行提供了保障。
7·Electric equipment, earthing device and lighting etc. for production equipments, circulating water field, area for tanks, transformer station, central control room and other places.
生产装置、循环水场、罐区、变电站、中控室和其他场所的电气设备、接地设施和照明等。