电压回路多点接地查找仪的研制

Development of Multipoint Grounding Finder for Voltage Circuit

针对电压二次回路多点接地故障,通过分析故障特征研制出一种新型的多点接地查找仪。该仪器基于电阻法、分流法,可对接地点进行快速查找定位,且各项试验数据满足要求,在测量精度、输出限制方面具有一定的创新性。

In view of multi-point grounding fault of voltage secondary circuit,a new type of multi-point grounding finder is developed by analyzing fault features.The instrument is based on the resistance method and the shunt method.It can quickly locate the grounding point.The test data of the instrument meets the requirements.It has a certain degree of innovation in measurement accuracy and output limitation.