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实用新型
CN202393869U 一种配出中性导体的IT电力系统绝缘监测装置 失效 - 权利终止 转让

一种配出中性导体的IT电力系统绝缘监测装置
摘要：
配出中性导体的IT电力系统绝缘监测装置，设有直流信号源和采样电阻，在IT电力系统配电变压器中性点处串入直流信号源，并且串联一个采样电阻，采样电阻上设有电流测量装置。本实用新型可以用简单的装置对IT电力系统中性导体上的绝缘故障进行监测，并得出具体的接地电阻阻值。
摘要（英）：

The utility model relates to an IT (information technology) electric power system insulation monitoring device matching a neutral conductor. The IT electric power system insulation monitoring device comprises a direct-current signal source and a sampling resistor, wherein the direct-current signal source is connected at a neutral point of an IT electric power system distribution transformer in series, then the sampling resistor is connected at the neutral point of the IT electric power system distribution transformer in series, and a current measurement device is arranged on the sampling resistor. The IT electric power system insulation monitoring device disclosed by the utility model can monitor insulation fault of an IT electric power system neutral conductor by utilizing a simple device and obtains specific grounding resistance value.

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