WJYJ-III Oil Dielectric Loss Automatic Tester

WJYJ-III油介质损耗自动测试仪是用于绝缘油等液体绝缘介质的介质损耗角的高精密仪器。一体化结构。内部集成了介损油杯、温控仪、温度传感器、介损测试电桥、交流试验电源、标准电容器等主要部件

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High voltage test equipment and instruments

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　　一、概述

　　WJYJ-III油介质损耗自动测试仪是用于绝缘油等液体绝缘介质的介质损耗角的高精密仪器。一体化结构。内部集成了介损油杯、温控仪、温度传感器、介损测试电桥、交流试验电源、标准电容器等主要部件。其中加热部分采用了当前最为先进的高频感应加热方式，该加热方式具备油杯与加热体非接触、加热均匀、速度快、控制方便等优点。交流试验电源采用AC-DC-AC转换方式，有效避免市电电压及频率波动对介损测试准确性影响，即便是发电机发电，该仪器也能正确运行。内部标准电容器为SF6充气三极式电容，该电容的介损及电容量不受环境温度、湿度等影响，保证仪器长时间使用后仍然精度一致。

　　二、技术参数

100-16

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