A leakage current testing system controlled by IPC according to the standard of IEC 61010 is introduced for the implementation of the electric safety standard.
为配合仪器仪表电气安全标准的实施,介绍了一种符合IEC 61010标准由工控机控制的泄漏电流测试系统。
The machine contain main functions of above four testing apparatus, it can automatic test leaking current, grounding electric resistance, dielectric intensity, resting voltage and print testing data.
具备四种测试仪的全部主要技术性能,可连续自动测试漏电流、接地阻抗、电介质强度、剩余电压。可打印测试数据。
Electric current gradient process was a new technique for testing the external coatings of the underground pipelines.
电流梯度法是一种地下管道外防护层检测的新技术。
Because the traditional calibrating method is not suitable for testing optical electric current transformer, a novel test system is designed based on the IEC standard and error analysis theory.
鉴于传统的电流互感器测试方法已经不适于校验新型的电流互感器,依据IEC标准和误差分析理论,提出了光电电流互感器的测试和校验方法。
This paper tries to study how the externally applied electric field influence the properties of rock grain and clay minerals, by testing the grain size before and after applying electric current.
通过加电前后岩石颗粒的粒度测定试验,研究了外加电场对岩石骨架颗粒和粘土矿物性质的影响。
The invention can realize automatic contact joint of the current, the voltage and the assistant wire connecting terminal in the whole electric energy testing process at one time.
可实现在整个电能表测试过程中一次性完成电流、电压和辅助接线端子自动对接。
The method of testing insulation resistance based on asymmetric electric resistance bridge for direct current (DC) distribution system is proposed.
提出了利用不对称电桥的直流系统在线绝缘电阻检测方法。
The method of testing insulation resistance based on asymmetric electric resistance bridge for direct current (DC) distribution system is proposed.
提出了利用不对称电桥的直流系统在线绝缘电阻检测方法。
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