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用摇表如何摇低压电缆的绝缘
更新时间: 2020-07-05 00:00:00  

1、测量前测定室内温度并检查兆欧表的指针指示是否正常;

2、按照电力电缆的额定电压核对兆欧表的技术规范是否适当;

3、兆欧表的测量导线应使用带有屏蔽线的绝缘导线;

4、对三相三线铠装电力电缆进行测量时,在电缆的一端进行测量,另一端必须设专人监护;

5、分别将电缆铠甲或终端头接地线与两根电缆芯连在一起,接到兆欧表的E端,另一条的芯线暂时不接,待转动兆欧表的摇柄使转速达到稳定时,然后将被测电缆芯线与兆欧表的L端相连,指针慢慢随着时间的延长向标尺的无穷大方向

关键词: 如何 低压 电缆 绝缘

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