【摘要】 介绍了HGQY-H型低校高式电压互感器测试仪的基本结构和工作原理,该测试仪采用先进的DSP技术,基于低校高工作原理,能够测量10kV～110kV的电磁式电压互感器误差,解决了现场校验时需要升压装置和标准电压互感器的问题,有利于更好开展电压互感器的现场测试工作。更多还原

【Abstract】 This article introduces the basic structure and principle of HGQY-H instrument for measuring the error of voltage transformer,it bases on DSP technique and error characteristics simulation,can measure the error of voltage transformer from 10kV to 110kV,solves the problem of heavy equipments with rising voltage and standard voltage transformer in the field.It is propitious to develop the field testing of voltage transformer.更多还原