现场监造变压器试验时应重视的4个问题

Four Critical Points In Supervising Field Test of Transformer

本文介绍了制造厂在变压器雷电冲击试验和三绕组变压器温升试验过程中普遍存在的一些问题,分析了可能产生的试验结果失准、误判等不良影响,以引起现场监造工程师的重视,提高变压器质量。

This article introduces the common problems in transformer lighting impulse test and 3-winding transformer heat rum test. It analyzes the possible inaccurate test results and false judgement so that the manufacturing supervision engineers at site can be cautious at work to improve the transformer quality control.