If the breakdown voltage of the transformer oil is unqualified, it means that the quality of the transformer insulating oil has deteriorated.At this point, we need to conduct a comprehensive analysis through various experiments and operation records. If there is no obvious impurity, color change, an

We won a tender in Pakistan on April 12 . Which includes Six (6) sets GDYJ-501 80kV Transformer Oil BDV Tester and Six (6) sets GDJ-5KVA/100KV AC DC Hipot Tester. last Friday we already completed the production. They will be shipped to customer soon.GDYJ-501 is used to measure breakdown voltage valu

Transformer oil mainly plays a role of insulation and cooling during the operation of power transformers. Therefore, transformer oil must have a certain electrical insulation strength during the operation of power transformers. In order to ensure the safe and reliable operation of power transformers