Introduction - If you have any usage issues, please Google them yourself
There are many reasons for transformer abnormal oil level, processing method is also different, but the abnormal phenomenon of transformer oil are generally similar, but the impact is relatively large, ranging from outside the transformer intake (air, moisture), so that the transformer oil aging, heavy may cause the internal fault of transformer internal fault or precursor. To find out the cause of the abnormal oil level of the transformer, first understand the partial structure of the oil immersed transformer.