What testing is required for oil-immersed transformers?

In order for oil-immersed transformers to play a huge role and great advantages, oil-immersed transformers need to be checked constantly. Only in this way will the efficiency of oil-immersed transformers be brought into full play. Dielectric liquid filled transformer also have For various faults, in order to avoid hidden dangers in terms of failure and safety, oil-immersed transformers should also be tested regularly.

The main routine inspection items for oil-immersed transformers are as follows: First, check the oil level, oil color and oil temperature to see if the quality of the oil is guaranteed, and to see if it has leaked. Oil situation. Second, check to see if the shape of the transformer has changed. If it has been deformed, stop using it immediately. Third, to see if the sound of the transformer is normal when it is running. In normal times, you must pay more attention to the sound of the machine, because the sound of the machine can reflect its condition. Fourth, it should be checked frequently to see if its shell, arrester, etc. are normal, and its oil valve should also be checked. If there is no abnormality in these places, it means that it can operate normally.