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变比测试仪接线方法:高、低压侧正确连接图

变比测试仪接线方法:

一、准备工作

1. 确保变比测试仪处于正常工作状态,电池电量充足。

2. 准备好测试线、连接器、绝缘胶带等辅助工具。

3. 熟悉变比测试仪的操作说明书,了解各个功能键的作用。

二、接线步骤

1. 高压侧接线:

(1)将高压侧测试线的一端插入变比测试仪的高压侧接线孔,确保连接牢固。

(2)将高压侧测试线的另一端连接到被测变压器的高压侧绕组上。连接时,注意测试线与绕组之间应保持一定的距离,避免短路。

(3)检查高压侧接线是否正确,确保无松动或短路现象。

2. 低压侧接线:

(1)将低压侧测试线的一端插入变比测试仪的低压侧接线孔,确保连接牢固。

(2)将低压侧测试线的另一端连接到被测变压器的低压侧绕组上。连接时,注意测试线与绕组之间应保持一定的距离,避免短路。

(3)检查低压侧接线是否正确,确保无松动或短路现象。

3. 测试仪内部接线:

(1)根据被测变压器的额定电压和电流,选择合适的测试档位。

(2)将测试仪的内部接线按照说明书的要求进行连接。通常包括电源线、信号线、地线等。

(3)检查内部接线是否正确,确保无松动或短路现象。

三、连接图

以下为高、低压侧正确连接图:

高压侧接线:

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