DC spark testing generates practically no corona and no heat, and is therefore a gentler test process, DC can be used on foamed insulation and thin insulation.
DC spark testing generates practically no corona and no heat, and is therefore a gentler test process, DC can be used on foamed insulation and thin insulation.
直流火花机几乎不能产生电晕和热量﹐因此它是一种轻微的测试方法﹐直流火花机可用于发泡和薄的绝缘。