How to Deal with the Decrease of Transformer Oil Level in Winter

Transformer is the most important equipment in substation.Under normal conditions, the oil level of the transformer changes with the transformer load and ambient temperature.However, the oil level may be abnormal with the change of these conditions.If the oil level is too low in winter, the light gas protection will act.Properly eliminating these abnormal conditions is conducive to the safe and reliable operation of the transformer.